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Greg Coquillo's Recent LinkedIn Posts

Greg Coquillo

Greg Coquillo

@greg-coquillo

Product Leader @AWS | Startup Investor | 2X Linkedin Top Voice for AI, Data Science, Tech, and Innovation | Quantum Computing & Web 3.0 | I build software that scales AI/ML Network infrastructure

en25 postsLinkedIn

Posts

Greg Coquillo

Tech & AI

2mo

Production changes everything. What worked in a demo starts breaking at scale. Thatโ€™s where real AI systems are tested. Here are the concepts that actually matter ๐Ÿ‘‡ - Prototype vs production A demo works in controlled conditions, while production systems deal with scale, failures, and messy edge cases. - Training vs inference Training happens occasionally to build the model, while inference runs continuously to serve real users. - Batch vs real-time inference Batch is cost-efficient for large workloads, while real-time is critical when user experience depends on instant responses. - Accuracy vs reliability Accuracy looks good on test data, while reliability shows consistent performance under real-world conditions. - Guardrails vs validation Guardrails prevent unsafe outputs, while validation ensures correctness. Both are needed for safe and dependable systems. - Offline vs online evaluation Offline testing uses past data, while online evaluation measures real user impact. One doesnโ€™t guarantee the other. - Data drift vs model drift Data drift changes inputs, while model drift shows performance degradation. Detecting this early avoids silent failures. - Monitoring vs observability Monitoring tracks known issues, while observability helps you understand unknown failures and system behavior. - Model hosting vs model serving Hosting deploys the model, while serving handles scaling, routing, and real-time requests. This is where complexity grows. - RAG vs fine-tuning RAG brings in fresh external knowledge, while fine-tuning embeds knowledge into the model. One adapts, the other is fixed. - Latency vs throughput Latency is response speed, while throughput is volume. Systems often fail because latency becomes too high. - Prompting vs fine-tuning Prompting shapes behavior through instructions, while fine-tuning changes model weights. Many real systems rely more on prompting. Understanding these trade-offs is what makes AI systems actually work. Which of these has been the toughest in your production setup?
281

Greg Coquillo

Tech & AI

2mo

Microsoft isnโ€™t building AI products. Itโ€™s building an entire AI ecosystem. From research to design to development, everything connects. Thatโ€™s the real strategy. Hereโ€™s how the Microsoft full-stack AI ecosystem actually comes together ๐Ÿ‘‡ 1. AI Agents Copilot-powered agents across business apps, security, learning, and workflows bring AI directly into daily operations. 2. Coding Developer tools like GitHub Copilot, VS Code, and Azure AI integrations turn AI into a core part of software development. 3. Cloud Azure provides the backbone - compute, storage, data platforms, and AI services to run everything at scale. 4. Image & Video Creative tools and multimodal models enable content generation across design, media, and enterprise use cases. 5. Productivity Deep integration into Office tools like Excel, PowerPoint, Teams, and Outlook makes AI part of everyday work. 6. Responsible AI Security, compliance, identity, and governance layers ensure AI systems are safe, auditable, and enterprise-ready. 7. Frameworks Agent frameworks and orchestration tools help developers build, coordinate, and scale AI systems. 8. Models Foundation models like GPT, Phi, and multimodal systems power intelligence across the entire stack. What this means: This isnโ€™t a product play. Itโ€™s a platform play. Everything - from models to apps - is tightly integrated. The advantage isnโ€™t just better models. Itโ€™s owning the full stack. Where do you think the strongest lock-in happens in this ecosystem - models, tools, or productivity layer?
302

Greg Coquillo

Tech & AI

3mo

NVIDIA GTC 2026 just gave us the clearest map of the AI economy ever drawn. Jensen Huang calls it the Five-Layer AI Cake and every serious investor and builder needs to understand it ๐Ÿ‘‡ The entire AI value chain sits across 5 layers. Here's who owns each one: Layer 1 - Energy AI runs on power. The companies keeping the lights on: GE Vernova, Vistra Energy, Talen Energy, Oklo, Bloom Energy, Constellation Energy. No energy infrastructure - no AI at scale. Layer 2 - Chips The silicon that makes everything possible. NVIDIA, TSMC, Broadcom, Micron, AMD, Intel. This layer is the most contested and the most critical. Layer 3 - Infrastructure Where the computer gets deployed at scale. Oracle, CoreWeave, Nebius, IREN, Galaxy Digital, Applied Digital. AI Factories, the data centers of the next decade, live here. Layer 4 - Models The intelligence layer. NVIDIA, Google, Microsoft, Amazon, Meta, Alibaba. LLMs, VLMs, VLAs, MoE models - the architectures powering every AI application above. Layer 5 - Applications Where AI meets the real world. Tesla, Palantir, Salesforce, Shopify, SAP, AppLovin. Chatbots, robotaxis, enterprise AI agents, digital biology, manufacturing, robotics, AI coders. The insight most people miss: every layer depends on the one below it. No energy โ†’ no chips. No chips โ†’ no infrastructure. No infrastructure โ†’ no models. No models โ†’ no applications. The companies that own multiple layers of this cake don't just participate in the AI economy. They define it. Which layer do you think represents the biggest opportunity right now? ๐Ÿ‘‡
1K

Greg Coquillo

Tech & AI

2mo

Your AI works perfectly in testing. Then it hits production and everything breaks. Because testing environments are predictable.ย  Production is chaos - real users, real load, real failures. And most teams donโ€™t design for that reality until itโ€™s too late. Here are the 10 causes of AI infrastructure failures and why they happen: 1. GPU & Compute Mismanagement GPUs overcommitted, poor resource isolation, imbalance between CPU, memory, workloads. 2. Platform & Architecture Gaps Monolithic services, tightly coupled systems, not designed for real-world traffic. 3. Model Serving & Deployment Failures Cold starts, oversized models, missing rollout strategies like canary deployments. 4. Kubernetes & Scheduling Issues Autoscaling misfires, workload conflicts, poor scheduling causing resource contention. 5. Observability & Visibility Gaps No real-time alerts, missing metrics, silent failures impacting performance unnoticed. 6. Networking & Data Flow Bottlenecks Latency spikes, inefficient routing, excessive data transfer slowing inference pipelines. 7. Cost & Capacity Blind Spots Uncontrolled scaling, idle GPUs, no visibility into per-model infrastructure costs. 8. Reliability & Failure Handling Gaps No fallbacks, cascading failures, systems unable to handle partial breakdowns. 9. Process & Organizational Causes Lack of ownership, poor coordination, infra decisions driven by urgency. 10. Security & Governance Weaknesses Weak isolation, no audit trails, sensitive inference data insufficiently protected. The result? Production outages. Unpredictable latency. Cost overruns. Lost trust in AI systems. Building AI is hard. Running it reliably in production is harder. Which of these have you seen in your systems? ๐Ÿ‘‡
225

Greg Coquillo

Tech & AI

2mo

๐Ÿ’กMost AI coding tools are getting better at generating code. But that is not where the real bottleneck is. The hardest part is not writing code. It is executing real workflows across complex systems. Iโ€™ve tinkered with Qoder and QoderWork in real workflows recently, and this gap becomes very obvious in practice. If you talk to enough engineers, you start hearing the same story: Code suggestions are cheap. Context is not. Execution is even harder. Specs live in documents. Code lives in repositories. Workflows live across tools. And engineers are left stitching everything together. This is the gap most AI tools still do not solve. They generate - but they do not execute. We are starting to see a shift: From AI as suggestion engines to AI as execution systems. What makes Qoder different is its Spec-Driven workflow. Instead of treating specs as passive documentation, Qoder turns them into the starting point of execution. In Quest Mode, the system first aligns on requirements, generates a structured spec with task breakdowns and acceptance criteria, and then autonomously executes and verifies each step. No vague prompts. No guesswork. Just traceable, production-ready delivery. That is what I find interesting about Qoder. Not just another coding assistant, but an attempt to build an agentic coding platform for real engineering teams. What this means in practice: ๐Ÿ”นUnderstanding large, real-world codebases across thousands of files ๐Ÿ”นBreaking specs into structured tasks with clear acceptance criteria ๐Ÿ”นExecuting tasks in parallel environments ๐Ÿ”นDelivering outputs that are actually usable in production You can test it on a 500-file TypeScript monorepo โ€” Qoderโ€™s RepoWiki will index the entire codebase, mapped dependencies across modules, and the agent completed a cross-module refactor that would have taken me hours. And importantly, this is designed for teams and enterprise environments. Not just individual developers experimenting in isolation, but engineering organizations that need to ship reliably at scale. And beyond engineering, QoderWork pushes this even further. Turning AI from something that โ€œhelpsโ€ into something that actually completes real business workflows. From working with local files to automating repetitive knowledge work across teams. For example, you can use QoderWork to process a batch of local PDFs โ€” extracting key insights, structuring them into a report, and organizing outputs automatically. Instead of manually coordinating multiple steps, the agent handled the workflow end-to-end. This is not a tooling upgrade. It is a shift in how work gets done. The question is no longer: Can AI generate code? It is: Can AI take a spec and ship something usable end-to-end? Explore how agentic AI moves from suggestions to real execution: ๐Ÿ‘‰https://aisecret.co/greg Where does your workflow still break down โ€” generation, context, or execution? #Qoder #QoderWork #AgenticCoding #EnterpriseAI #DevTools #AIProductivity
192

Greg Coquillo

Tech & AI

2mo

AI clusters arenโ€™t just GPUs. Theyโ€™re coordinated systems working in sync. Understanding how they work changes how you design, scale, and optimize AI ๐Ÿ‘‡ 1. GPUs (compute layer) Core units that perform matrix operations for training and inference. Everything starts here - parallel compute at massive scale. 2. NVLink (intra-node fabric) High-speed connections between GPUs inside the same machine, enabling fast data sharing and gradient exchange. 3. Network fabric (inter-node connectivity) Connects multiple GPU servers across the cluster using low-latency communication like RDMA. 4. Storage layer (data supply) Feeds datasets and stores checkpoints. Slow storage here can bottleneck the entire system. 5. Scheduler (brain of the cluster) Decides where jobs run and how resources like GPUs, CPUs, and memory are allocated. 6. Monitoring (visibility layer) Tracks performance, cost, failures, and utilization so teams can operate and optimize efficiently. 7. Training flow (learning phase) Distributed process where data is loaded, forward and backward passes run, and gradients sync across nodes. 8. Inference flow (serving phase) Handles real-time requests using trained models, optimized for latency and scalability. What actually matters: Compute alone isnโ€™t enough. Network, storage, and orchestration decide real performance. AI clusters succeed when every layer works together. One weak layer can slow down the entire system. Which layer do you think becomes the biggest bottleneck at scale?
364

Greg Coquillo

Tech & AI

2mo

Most healthcare organizations are no longer asking whether to adopt AI. They are asking a much harder question: How do we move from AI pilots to reliable production systems that actually improve care and operations? Across healthcare, we see the same pattern: AI initiatives start strong but stall when they hit real-world complexity. Data readiness gaps. Legacy infrastructure. Model governance challenges. Operational AI at scale. This is exactly the problem Klika Techโ€™s Klika new VELOCITYโ„ข program is designed to solve. VELOCITY is a value-engineered lifecycle for optimized corporate AI that moves organizations from strategy to production through a structured approach to data readiness, cloud modernization, model implementation, and AI Ops stabilization. Instead of isolated AI experiments, the program focuses on building production foundations: โ€ข Aligning AI investments with real business priorities and measurable outcomes โ€ข Establishing modern data and cloud infrastructure required for scalable AI โ€ข Delivering production-ready AI use cases โ€ข Stabilizing AI systems through operational governance and monitoring โ€ข Managing AI operations at enterprise scale For healthcare leaders, this matters a lot. Modern AI systems depend on secure cloud architectures, mature data pipelines, and disciplined AI Ops practices to meet regulatory, reliability, and safety expectations. Klika Tech brings deep expertise across cloud-native platforms, AI/ML, IoT, and data engineering, helping organizations build scalable digital solutions across healthcare and other industries. The next phase of AI transformation will be about operational AI systems that deliver measurable outcomes. Programs like VELOCITY reflect an important shift in the industry: AI must be engineered like enterprise infrastructure, not treated like experimentation. For healthcare leaders navigating modernization, the real question is no longer โ€œWhat model should we use?โ€ It is: โ€œDo we have the architecture, governance, and AI Ops discipline to run AI at scale?โ€ Learn more about the VELOCITY program here: https://lnkd.in/gP_-uH6R Curious how others are approaching this. Where do you see the biggest bottleneck in moving AI from pilot to production in healthcare? #AI #HealthcareAI #AIOps #CloudTransformation #EnterpriseAI #AWS #DigitalHealth
174

Greg Coquillo

Tech & AI

2mo

AI clusters arenโ€™t just GPUs. Theyโ€™re coordinated systems working in sync. Understanding how they work changes how you design, scale, and optimize AI ๐Ÿ‘‡ 1. GPUs (compute layer) Core units that perform matrix operations for training and inference. Everything starts here - parallel compute at massive scale. 2. NVLink (intra-node fabric) High-speed connections between GPUs inside the same machine, enabling fast data sharing and gradient exchange. 3. Network fabric (inter-node connectivity) Connects multiple GPU servers across the cluster using low-latency communication like RDMA. 4. Storage layer (data supply) Feeds datasets and stores checkpoints. Slow storage here can bottleneck the entire system. 5. Scheduler (brain of the cluster) Decides where jobs run and how resources like GPUs, CPUs, and memory are allocated. 6. Monitoring (visibility layer) Tracks performance, cost, failures, and utilization so teams can operate and optimize efficiently. 7. Training flow (learning phase) Distributed process where data is loaded, forward and backward passes run, and gradients sync across nodes. 8. Inference flow (serving phase) Handles real-time requests using trained models, optimized for latency and scalability. What actually matters: Compute alone isnโ€™t enough. Network, storage, and orchestration decide real performance. AI clusters succeed when every layer works together. One weak layer can slow down the entire system. Which layer do you think becomes the biggest bottleneck at scale?
338

Greg Coquillo

Tech & AI

2mo

AI-assisted coding isnโ€™t just about autocomplete anymore. Itโ€™s becoming a full lifecycle - from planning to building to reviewing. Developers are no longer just writing code, theyโ€™re orchestrating systems of agents that generate, test, and refine it. The shift is from โ€œwrite code fasterโ€ to โ€œbuild and ship systems end-to-end.โ€ Hereโ€™s how the generative programmer stack is evolving ๐Ÿ‘‡ ๐—•๐—จ๐—œ๐—Ÿ๐—— - ๐—–๐—ผ๐—ฑ๐—ฒ ๐—š๐—ฒ๐—ป๐—ฒ๐—ฟ๐—ฎ๐˜๐—ถ๐—ผ๐—ป & ๐—˜๐˜…๐—ฒ๐—ฐ๐˜‚๐˜๐—ถ๐—ผ๐—ป Full-Stack App Builders: Turn ideas into working applications quickly by generating frontend, backend, and integrations in one flow. CLI-Native Agents: Work directly from the terminal to generate, edit, and execute code with tight control and speed. IDE-Native Agents: Integrate inside development environments to assist with coding, debugging, and real-time suggestions. Async Cloud Coding Agents: Run tasks in the background - writing, testing, and iterating on code without blocking your workflow. ๐—ฃ๐—Ÿ๐—”๐—ก - ๐—ฃ๐—น๐—ฎ๐—ป๐—ป๐—ถ๐—ป๐—ด & ๐—™๐—ฒ๐—ฎ๐˜๐˜‚๐—ฟ๐—ฒ ๐—•๐˜‚๐—ถ๐—น๐—ฑ๐—ถ๐—ป๐—ด Spec-first Tools: Start with structured specifications that define what to build before writing any code. Ask / Plan Modes: Break down problems, explore approaches, and validate logic before jumping into implementation. Design-to-Code Inputs: Convert designs or structured inputs into working code, reducing manual translation effort. ๐—ฅ๐—˜๐—ฉ๐—œ๐—˜๐—ช - ๐—ฅ๐—ฒ๐˜ƒ๐—ถ๐—ฒ๐˜„, ๐—ง๐—ฒ๐˜€๐˜๐—ถ๐—ป๐—ด & ๐—ฉ๐—ฒ๐—ฟ๐—ถ๐—ณ๐—ถ๐—ฐ๐—ฎ๐˜๐—ถ๐—ผ๐—ป Code Review Agents: Automatically analyze code for issues, improvements, and best practices before deployment. Testing & Verification: Generate and run tests to ensure reliability, correctness, and stability across different scenarios. Benchmarks: Measure performance and quality using standardized evaluation frameworks. What this means: Coding is shifting from manual effort to guided execution. The developerโ€™s role is moving toward direction, validation, and system design. The edge is no longer just writing better code. Itโ€™s knowing how to use these tools together to ship faster and more reliably. Which part of this workflow are you using AI for the most today?
433

Greg Coquillo

Tech & AI

2mo

๐Ÿ’กMost AI coding tools are getting better at generating code. But that is not where the real bottleneck is. The hardest part is not writing code. It is executing real workflows across complex systems. Iโ€™ve tinkered with Qoder and QoderWork in real workflows recently, and this gap becomes very obvious in practice. If you talk to enough engineers, you start hearing the same story: Code suggestions are cheap. Context is not. Execution is even harder. Specs live in documents. Code lives in repositories. Workflows live across tools. And engineers are left stitching everything together. This is the gap most AI tools still do not solve. They generate - but they do not execute. We are starting to see a shift: From AI as suggestion engines to AI as execution systems. What makes Qoder different is its Spec-Driven workflow. Instead of treating specs as passive documentation, Qoder turns them into the starting point of execution. In Quest Mode, the system first aligns on requirements, generates a structured spec with task breakdowns and acceptance criteria, and then autonomously executes and verifies each step. No vague prompts. No guesswork. Just traceable, production-ready delivery. That is what I find interesting about Qoder. Not just another coding assistant, but an attempt to build an agentic coding platform for real engineering teams. What this means in practice: ๐Ÿ”นUnderstanding large, real-world codebases across thousands of files ๐Ÿ”นBreaking specs into structured tasks with clear acceptance criteria ๐Ÿ”นExecuting tasks in parallel environments ๐Ÿ”นDelivering outputs that are actually usable in production You can test it on a 500-file TypeScript monorepo โ€” Qoderโ€™s RepoWiki will index the entire codebase, mapped dependencies across modules, and the agent completed a cross-module refactor that would have taken me hours. And importantly, this is designed for teams and enterprise environments. Not just individual developers experimenting in isolation, but engineering organizations that need to ship reliably at scale. And beyond engineering, QoderWork pushes this even further. Turning AI from something that โ€œhelpsโ€ into something that actually completes real business workflows. From working with local files to automating repetitive knowledge work across teams. For example, you can use QoderWork to process a batch of local PDFs โ€” extracting key insights, structuring them into a report, and organizing outputs automatically. Instead of manually coordinating multiple steps, the agent handled the workflow end-to-end. This is not a tooling upgrade. It is a shift in how work gets done. The question is no longer: Can AI generate code? It is: Can AI take a spec and ship something usable end-to-end? Explore how agentic AI moves from suggestions to real execution: ๐Ÿ‘‰https://aisecret.co/greg Where does your workflow still break down โ€” generation, context, or execution? #Qoder #QoderWork #AgenticCoding #EnterpriseAI #DevTools #AIProductivity
188

Greg Coquillo

Tech & AI

2mo

Microsoft isnโ€™t building AI products. Itโ€™s building an entire AI ecosystem. From research to design to development, everything connects. Thatโ€™s the real strategy. Hereโ€™s how the Microsoft full-stack AI ecosystem actually comes together ๐Ÿ‘‡ 1. AI Agents Copilot-powered agents across business apps, security, learning, and workflows bring AI directly into daily operations. 2. Coding Developer tools like GitHub Copilot, VS Code, and Azure AI integrations turn AI into a core part of software development. 3. Cloud Azure provides the backbone - compute, storage, data platforms, and AI services to run everything at scale. 4. Image & Video Creative tools and multimodal models enable content generation across design, media, and enterprise use cases. 5. Productivity Deep integration into Office tools like Excel, PowerPoint, Teams, and Outlook makes AI part of everyday work. 6. Responsible AI Security, compliance, identity, and governance layers ensure AI systems are safe, auditable, and enterprise-ready. 7. Frameworks Agent frameworks and orchestration tools help developers build, coordinate, and scale AI systems. 8. Models Foundation models like GPT, Phi, and multimodal systems power intelligence across the entire stack. What this means: This isnโ€™t a product play. Itโ€™s a platform play. Everything - from models to apps - is tightly integrated. The advantage isnโ€™t just better models. Itโ€™s owning the full stack. Where do you think the strongest lock-in happens in this ecosystem - models, tools, or productivity layer?
271

Greg Coquillo

Tech & AI

2mo

AI mastery isnโ€™t about learning everything. Itโ€™s about knowing what to learn next. Jumping into advanced models without foundations slows you down. Staying in basics too long keeps you stuck. The real progress comes from moving through the right layers at the right time. Thatโ€™s what separates experimentation from mastery. Hereโ€™s a complete roadmap to mastering AI in 2026 - Foundations Start with Python, data structures, math, and statistics to build real understanding. - Machine learning loop Learn core ML concepts, evaluation techniques, and how to iterate on models. - Deep learning Understand neural networks, CNNs, RNNs, transformers, and modern architectures. - Generative AI Work with LLMs, prompt engineering, RAG, embeddings, and multimodal systems. - Applied AI Build real use cases across domains like NLP, vision, recommendation systems, and forecasting. - Tooling and deployment Move models to production with MLOps, APIs, cloud deployment, and monitoring. - Ethics and safety Design systems that are fair, explainable, secure, and aligned with regulations. - Career and ecosystem Turn skills into impact through projects, open source, portfolios, and real opportunities. AI isnโ€™t one skill. Itโ€™s a stack. And each layer unlocks the next. Skip layers, and things donโ€™t work. Build them right, and everything compounds. Where are you currently in this roadmap?
431

Greg Coquillo

Tech & AI

2mo

AI models donโ€™t just โ€œlearn.โ€ They go through a structured pipeline where every layer matters. Hereโ€™s what actually happens behind the scenes ๐Ÿ‘‡ - Data collection Raw data is gathered from multiple sources, and its quality directly shapes how well the model can perform later. - Data preprocessing Data is cleaned, labeled, and transformed so the model can understand it correctly and learn meaningful patterns. - Data loading Data is split into batches, shuffled, and fed efficiently into the model to stabilize and speed up training. - Model architecture The structure of the model defines how inputs are processed and how complex patterns can be learned. - Forward pass Input data flows through the model to generate predictions based on current weights, without learning yet. - Loss calculation Predictions are compared with actual results to measure how far off the model is and guide improvements. - Backward pass Gradients are calculated to understand how each parameter contributed to the error and how to adjust it. - Optimizer Weights are updated using algorithms like Adam or SGD to reduce error and improve predictions over time. - Checkpointing Model progress is saved periodically to prevent loss of work and allow recovery or fine-tuning later. - Evaluation & validation The model is tested on unseen data to ensure it generalizes well and avoids overfitting. - Training loop This entire cycle repeats multiple times until the model reaches stable and optimal performance. What this means: No single step builds intelligence. The loop does. Better data and better tuning win. Not just bigger models. Which part of this pipeline do you understand the least right now?
337

Greg Coquillo

Tech & AI

2mo

AI systems donโ€™t fail in production by accident. They fail because of decisions made across the stack. Small gaps compound. Until everything breaks at scale. Hereโ€™s what actually causes AI infrastructure failures ๐Ÿ‘‡ - GPU & compute mismanagement Fragmented usage, poor allocation, and lack of monitoring lead to wasted or overloaded resources. - Platform & architecture gaps Tightly coupled systems, monolithic services, and poor separation between workloads create fragile foundations. - Model serving & deployment failures Cold starts, untested rollbacks, and inconsistent versioning break reliability under real traffic. - Kubernetes & scheduling issues Autoscaling misfires, resource contention, and poor workload placement create instability. - Observability & visibility gaps No clear metrics, missing alerts, and lack of stage-level insights hide problems until itโ€™s too late. - Networking & data flow bottlenecks Latency, cross-region inefficiencies, and overloaded internal traffic slow everything down. - Cost & capacity blind spots Scaling without guardrails, idle GPUs, and no cost visibility lead to runaway expenses. - Reliability & failure handling gaps No fallback logic, cascading failures, and poor health checks turn small issues into outages. - Process & organizational causes Unclear ownership, disconnected teams, and rushed decisions weaken system design. - Security & governance weaknesses Poor isolation, over-permissioned access, and missing audit trails increase risk. What this leads to: Production outages Unpredictable latency Cost overruns Resource waste Loss of trust in AI systems AI infrastructure doesnโ€™t break at one point. It breaks across layers. Which of these failure points have you already experienced in production?
226

Greg Coquillo

Tech & AI

2mo

A team I know spent 6 months building an impressive AI model. It worked perfectly in the lab. In production? It collapsed within days. The model wasn't the problem. The stack underneath it was. This is the conversation the AI industry doesn't have enough - what does it actually take to run AI at production scale? After working across enterprise AI deployments, I've broken it down into 7 non-negotiable layers: Layer 1 - Hardware The physical foundation. GPUs, CPUs, memory, cooling, NVMe SSDs. If this layer is weak, every layer above it suffers. Layer 2 - Fabric High-speed connectivity that makes distributed GPUs act as one. InfiniBand, NVLink, RDMA. Most teams underinvest here and wonder why throughput suffers. Layer 3 - Storage Feeds data to GPUs fast enough to keep them from starving. Parallel file systems, NVMe-oF, smart caching. This layer is the silent killer of AI performance. Layer 4 - Orchestration Schedules jobs, allocates GPUs, manages the full lifecycle. Kubernetes, Slurm, autoscaling. This is what transforms raw hardware into an actual AI platform. Layer 5 - Monitoring Real-time visibility across GPUs, network, storage, and workloads. You can't optimize what you can't see and in AI, blind spots are expensive. Layer 6 - Security Zero Trust, encryption, IAM, audit trails. Production AI must be secure by design. Not an afterthought. Layer 7 - Compliance Governance, SLAs, data residency, risk management. This is the layer that separates a demo from something an enterprise will actually sign off on. Every layer depends on the one below it. Ignore one and the whole stack becomes fragile. Which layer do you see teams neglect the most?
272

Greg Coquillo

Tech & AI

2mo

AI apps donโ€™t run on one model. They run on a mix, each solving a specific problem. Understanding which model does what is how you build better systems. Hereโ€™s a breakdown of key AI models powering modern applications ๐Ÿ‘‡ - Language & Reasoning Models GPT, BERT, LLaMA, PaLM, Gemini, Claude handle text generation, search, chatbots, and complex reasoning tasks. - Image Generation Models Stable Diffusion, DALLยทE, Midjourney create high-quality visuals from text prompts for design, media, and content. - Speech & Audio Models Whisper and DeepSpeech convert speech to text and power voice assistants and transcription tools. - Multimodal Models CLIP and Gemini connect text, images, and video - enabling search, filtering, and cross-modal understanding. - Text-to-Text & NLP Systems T5 and Transformer-based models handle translation, summarization, and structured language tasks. - Computer Vision Models YOLO, ResNet, EfficientNet, and SAM enable object detection, image classification, and segmentation in real time. - Generative Visual Models GANs generate realistic images and videos, often used in media, gaming, and simulations. - Scientific & Specialized Models AlphaFold predicts protein structures, pushing breakthroughs in drug discovery and biotech. - Core Architecture Layer Transformers power nearly all modern AI systems with attention-based learning and sequence modeling. What this means: No single model solves everything. Each one plays a role in a larger system. Strong AI products are built by combining the right modelsโ€”not relying on just one. Which of these models are part of your current AI stack?
362

Greg Coquillo

Tech & AI

2mo

Production changes everything. What worked in a demo starts breaking at scale. Thatโ€™s where real AI systems are tested. Here are the concepts that actually matter ๐Ÿ‘‡ - Prototype vs production A demo works in controlled conditions, while production systems deal with scale, failures, and messy edge cases. - Training vs inference Training happens occasionally to build the model, while inference runs continuously to serve real users. - Batch vs real-time inference Batch is cost-efficient for large workloads, while real-time is critical when user experience depends on instant responses. - Accuracy vs reliability Accuracy looks good on test data, while reliability shows consistent performance under real-world conditions. - Guardrails vs validation Guardrails prevent unsafe outputs, while validation ensures correctness. Both are needed for safe and dependable systems. - Offline vs online evaluation Offline testing uses past data, while online evaluation measures real user impact. One doesnโ€™t guarantee the other. - Data drift vs model drift Data drift changes inputs, while model drift shows performance degradation. Detecting this early avoids silent failures. - Monitoring vs observability Monitoring tracks known issues, while observability helps you understand unknown failures and system behavior. - Model hosting vs model serving Hosting deploys the model, while serving handles scaling, routing, and real-time requests. This is where complexity grows. - RAG vs fine-tuning RAG brings in fresh external knowledge, while fine-tuning embeds knowledge into the model. One adapts, the other is fixed. - Latency vs throughput Latency is response speed, while throughput is volume. Systems often fail because latency becomes too high. - Prompting vs fine-tuning Prompting shapes behavior through instructions, while fine-tuning changes model weights. Many real systems rely more on prompting. Understanding these trade-offs is what makes AI systems actually work. Which of these has been the toughest in your production setup?
303

Greg Coquillo

Tech & AI

2mo

AI mastery isnโ€™t about learning everything. Itโ€™s about knowing what to learn next. Jumping into advanced models without foundations slows you down. Staying in basics too long keeps you stuck. The real progress comes from moving through the right layers at the right time. Thatโ€™s what separates experimentation from mastery. Hereโ€™s a complete roadmap to mastering AI in 2026 - Foundations Start with Python, data structures, math, and statistics to build real understanding. - Machine learning loop Learn core ML concepts, evaluation techniques, and how to iterate on models. - Deep learning Understand neural networks, CNNs, RNNs, transformers, and modern architectures. - Generative AI Work with LLMs, prompt engineering, RAG, embeddings, and multimodal systems. - Applied AI Build real use cases across domains like NLP, vision, recommendation systems, and forecasting. - Tooling and deployment Move models to production with MLOps, APIs, cloud deployment, and monitoring. - Ethics and safety Design systems that are fair, explainable, secure, and aligned with regulations. - Career and ecosystem Turn skills into impact through projects, open source, portfolios, and real opportunities. AI isnโ€™t one skill. Itโ€™s a stack. And each layer unlocks the next. Skip layers, and things donโ€™t work. Build them right, and everything compounds. Where are you currently in this roadmap?
399

Greg Coquillo

Tech & AI

2mo

๐—–๐—ต๐—ฎ๐˜๐—š๐—ฃ๐—ง ๐—ต๐—ฎ๐˜€ ๐—ฟ๐—ฒ๐—ฐ๐—ฒ๐—ป๐˜๐—น๐˜† ๐—น๐—ฎ๐˜‚๐—ป๐—ฐ๐—ต๐—ฒ๐—ฑ ๐Ÿฏ ๐—ป๐—ฒ๐˜„ ๐—”๐—œ ๐—บ๐—ผ๐—ฑ๐—ฒ๐—น๐˜€. And theyโ€™re not just upgrades, theyโ€™re built for completely different use cases. Hereโ€™s how to actually understand GPT-5.4, Mini, and Nano ๐Ÿ‘‡ ๐—š๐—ฃ๐—ง-๐Ÿฑ.๐Ÿฐ (๐—™๐—น๐—ฎ๐—ด๐˜€๐—ต๐—ถ๐—ฝ) Designed for deep reasoning, complex workflows, and enterprise-grade tasks where accuracy and control matter most. ๐—š๐—ฃ๐—ง-๐Ÿฑ.๐Ÿฐ ๐— ๐—ถ๐—ป๐—ถ (๐—•๐—ฎ๐—น๐—ฎ๐—ป๐—ฐ๐—ฒ๐—ฑ) Built for speed + performance, making it ideal for copilots, real-time apps, and scalable AI systems. ๐—š๐—ฃ๐—ง-๐Ÿฑ.๐Ÿฐ ๐—ก๐—ฎ๐—ป๐—ผ (๐—Ÿ๐—ถ๐—ด๐—ต๐˜๐˜„๐—ฒ๐—ถ๐—ด๐—ต๐˜) Focused on efficiency and cost, perfect for high-volume pipelines like classification, extraction, and automation. ๐—ช๐—ต๐—ฎ๐˜ ๐—ฟ๐—ฒ๐—ฎ๐—น๐—น๐˜† ๐—บ๐—ฎ๐˜๐˜๐—ฒ๐—ฟ๐˜€ Not all tasks need the smartest model Using GPT-5.4 for simple tasks wastes cost. Using Nano for complex reasoning limits output quality. ๐—ง๐—ต๐—ถ๐—ป๐—ธ ๐—ถ๐—ป ๐—น๐—ฎ๐˜†๐—ฒ๐—ฟ๐˜€ GPT-5.4 โ†’ decision-making Mini โ†’ interaction layer Nano โ†’ background processing Performance is about fit, not size The best systems combine all three instead of relying on one. The shift isnโ€™t just better models. Itโ€™s smarter architecture. If you were building today, would you use one model or design a multi-model system?
257

Greg Coquillo

Tech & AI

2mo

๐—–๐—ต๐—ฎ๐˜๐—š๐—ฃ๐—ง ๐—ต๐—ฎ๐˜€ ๐—ฟ๐—ฒ๐—ฐ๐—ฒ๐—ป๐˜๐—น๐˜† ๐—น๐—ฎ๐˜‚๐—ป๐—ฐ๐—ต๐—ฒ๐—ฑ ๐Ÿฏ ๐—ป๐—ฒ๐˜„ ๐—”๐—œ ๐—บ๐—ผ๐—ฑ๐—ฒ๐—น๐˜€. And theyโ€™re not just upgrades, theyโ€™re built for completely different use cases. Hereโ€™s how to actually understand GPT-5.4, Mini, and Nano ๐Ÿ‘‡ ๐—š๐—ฃ๐—ง-๐Ÿฑ.๐Ÿฐ (๐—™๐—น๐—ฎ๐—ด๐˜€๐—ต๐—ถ๐—ฝ) Designed for deep reasoning, complex workflows, and enterprise-grade tasks where accuracy and control matter most. ๐—š๐—ฃ๐—ง-๐Ÿฑ.๐Ÿฐ ๐— ๐—ถ๐—ป๐—ถ (๐—•๐—ฎ๐—น๐—ฎ๐—ป๐—ฐ๐—ฒ๐—ฑ) Built for speed + performance, making it ideal for copilots, real-time apps, and scalable AI systems. ๐—š๐—ฃ๐—ง-๐Ÿฑ.๐Ÿฐ ๐—ก๐—ฎ๐—ป๐—ผ (๐—Ÿ๐—ถ๐—ด๐—ต๐˜๐˜„๐—ฒ๐—ถ๐—ด๐—ต๐˜) Focused on efficiency and cost, perfect for high-volume pipelines like classification, extraction, and automation. ๐—ช๐—ต๐—ฎ๐˜ ๐—ฟ๐—ฒ๐—ฎ๐—น๐—น๐˜† ๐—บ๐—ฎ๐˜๐˜๐—ฒ๐—ฟ๐˜€ Not all tasks need the smartest model Using GPT-5.4 for simple tasks wastes cost. Using Nano for complex reasoning limits output quality. ๐—ง๐—ต๐—ถ๐—ป๐—ธ ๐—ถ๐—ป ๐—น๐—ฎ๐˜†๐—ฒ๐—ฟ๐˜€ GPT-5.4 โ†’ decision-making Mini โ†’ interaction layer Nano โ†’ background processing Performance is about fit, not size The best systems combine all three instead of relying on one. The shift isnโ€™t just better models. Itโ€™s smarter architecture. If you were building today, would you use one model or design a multi-model system?
259

Greg Coquillo

Tech & AI

2mo

๐Ÿš€We have officially crossed a threshold in software systems. Observability alone is no longer enough. When systems operate across distributed microservices, streaming pipelines, LLM workflows, and multi-agent architectures, the bottleneck is no longer visibility. It is decision latency. This is where the shift to agentic platforms becomes critical. I have been digging into what New Relic unveiled at their annual Advance event, and the direction is clear: We are moving from monitoring systems โ†’ to systems that reason, decide, and act The introduction of the SRE Agent within New Relicโ€™s Agentic Platform is a strong signal of where the industry is heading. Think about what this unlocks: ๐Ÿ”นContinuous analysis across telemetry layers using NRDOT + OpenTelemetry pipelines ๐Ÿ”นIntelligent correlation across logs, metrics, traces, and events ๐Ÿ”นAutomated root cause analysis instead of manual triage ๐Ÿ”นProactive detection of performance risks before they escalate ๐Ÿ”นIntegration into real production workflows, not isolated dashboards This is not just AIOps. This is closed-loop reliability engineering. And the implications are big. As AI systems become part of production infrastructure, you cannot rely on humans to: โ€ข sift through alerts โ€ข correlate signals across systems โ€ข manually diagnose cascading failures You need systems that can operate at machine speed. That is what makes the concept of an SRE Agent so important. It shifts reliability from reactive workflows to autonomous, context-aware operations. If you want to see where this is going, I highly recommend watching the full breakdown. ๐Ÿ‘‰ Watch New Relic Advance on-demand: https://lnkd.in/g7vJ32C8 And if you are thinking about how to operationalize this in your own stack: ๐Ÿ‘‰ Explore the Agentic Platform and SRE Agent: https://lnkd.in/g9tBTSvM There is also a solid roundup of everything announced here: https://lnkd.in/gguHb8X3 The bigger takeaway: ๐Ÿ”ธWe are entering an era where software systems are no longer just observable. ๐Ÿ”ธThey are operationally intelligent. Curious how others are thinking about this shift. Are you still optimizing dashboards, or starting to design for agent-driven reliability? #AgenticAI #SRE #AIOps #Observability
167

Greg Coquillo

Tech & AI

2mo

AI models donโ€™t just โ€œlearn.โ€ They go through a structured pipeline where every layer matters. Hereโ€™s what actually happens behind the scenes ๐Ÿ‘‡ - Data collection Raw data is gathered from multiple sources, and its quality directly shapes how well the model can perform later. - Data preprocessing Data is cleaned, labeled, and transformed so the model can understand it correctly and learn meaningful patterns. - Data loading Data is split into batches, shuffled, and fed efficiently into the model to stabilize and speed up training. - Model architecture The structure of the model defines how inputs are processed and how complex patterns can be learned. - Forward pass Input data flows through the model to generate predictions based on current weights, without learning yet. - Loss calculation Predictions are compared with actual results to measure how far off the model is and guide improvements. - Backward pass Gradients are calculated to understand how each parameter contributed to the error and how to adjust it. - Optimizer Weights are updated using algorithms like Adam or SGD to reduce error and improve predictions over time. - Checkpointing Model progress is saved periodically to prevent loss of work and allow recovery or fine-tuning later. - Evaluation & validation The model is tested on unseen data to ensure it generalizes well and avoids overfitting. - Training loop This entire cycle repeats multiple times until the model reaches stable and optimal performance. What this means: No single step builds intelligence. The loop does. Better data and better tuning win. Not just bigger models. Which part of this pipeline do you understand the least right now?
334

Greg Coquillo

Tech & AI

2mo

A team I know spent 6 months building an impressive AI model. It worked perfectly in the lab. In production? It collapsed within days. The model wasn't the problem. The stack underneath it was. This is the conversation the AI industry doesn't have enough - what does it actually take to run AI at production scale? After working across enterprise AI deployments, I've broken it down into 7 non-negotiable layers: Layer 1 - Hardware The physical foundation. GPUs, CPUs, memory, cooling, NVMe SSDs. If this layer is weak, every layer above it suffers. Layer 2 - Fabric High-speed connectivity that makes distributed GPUs act as one. InfiniBand, NVLink, RDMA. Most teams underinvest here and wonder why throughput suffers. Layer 3 - Storage Feeds data to GPUs fast enough to keep them from starving. Parallel file systems, NVMe-oF, smart caching. This layer is the silent killer of AI performance. Layer 4 - Orchestration Schedules jobs, allocates GPUs, manages the full lifecycle. Kubernetes, Slurm, autoscaling. This is what transforms raw hardware into an actual AI platform. Layer 5 - Monitoring Real-time visibility across GPUs, network, storage, and workloads. You can't optimize what you can't see and in AI, blind spots are expensive. Layer 6 - Security Zero Trust, encryption, IAM, audit trails. Production AI must be secure by design. Not an afterthought. Layer 7 - Compliance Governance, SLAs, data residency, risk management. This is the layer that separates a demo from something an enterprise will actually sign off on. Every layer depends on the one below it. Ignore one and the whole stack becomes fragile. Which layer do you see teams neglect the most?
282

Greg Coquillo

Tech & AI

2mo

Your AI works perfectly in testing. Then it hits production and everything breaks. Because testing environments are predictable.ย  Production is chaos - real users, real load, real failures. And most teams donโ€™t design for that reality until itโ€™s too late. Here are the 10 causes of AI infrastructure failures and why they happen: 1. GPU & Compute Mismanagement GPUs overcommitted, poor resource isolation, imbalance between CPU, memory, workloads. 2. Platform & Architecture Gaps Monolithic services, tightly coupled systems, not designed for real-world traffic. 3. Model Serving & Deployment Failures Cold starts, oversized models, missing rollout strategies like canary deployments. 4. Kubernetes & Scheduling Issues Autoscaling misfires, workload conflicts, poor scheduling causing resource contention. 5. Observability & Visibility Gaps No real-time alerts, missing metrics, silent failures impacting performance unnoticed. 6. Networking & Data Flow Bottlenecks Latency spikes, inefficient routing, excessive data transfer slowing inference pipelines. 7. Cost & Capacity Blind Spots Uncontrolled scaling, idle GPUs, no visibility into per-model infrastructure costs. 8. Reliability & Failure Handling Gaps No fallbacks, cascading failures, systems unable to handle partial breakdowns. 9. Process & Organizational Causes Lack of ownership, poor coordination, infra decisions driven by urgency. 10. Security & Governance Weaknesses Weak isolation, no audit trails, sensitive inference data insufficiently protected. The result? Production outages. Unpredictable latency. Cost overruns. Lost trust in AI systems. Building AI is hard. Running it reliably in production is harder. Which of these have you seen in your systems? ๐Ÿ‘‡
221

Greg Coquillo

Tech & AI

2mo

AI apps donโ€™t run on one model. They run on a mix, each solving a specific problem. Understanding which model does what is how you build better systems. Hereโ€™s a breakdown of key AI models powering modern applications ๐Ÿ‘‡ - Language & Reasoning Models GPT, BERT, LLaMA, PaLM, Gemini, Claude handle text generation, search, chatbots, and complex reasoning tasks. - Image Generation Models Stable Diffusion, DALLยทE, Midjourney create high-quality visuals from text prompts for design, media, and content. - Speech & Audio Models Whisper and DeepSpeech convert speech to text and power voice assistants and transcription tools. - Multimodal Models CLIP and Gemini connect text, images, and video - enabling search, filtering, and cross-modal understanding. - Text-to-Text & NLP Systems T5 and Transformer-based models handle translation, summarization, and structured language tasks. - Computer Vision Models YOLO, ResNet, EfficientNet, and SAM enable object detection, image classification, and segmentation in real time. - Generative Visual Models GANs generate realistic images and videos, often used in media, gaming, and simulations. - Scientific & Specialized Models AlphaFold predicts protein structures, pushing breakthroughs in drug discovery and biotech. - Core Architecture Layer Transformers power nearly all modern AI systems with attention-based learning and sequence modeling. What this means: No single model solves everything. Each one plays a role in a larger system. Strong AI products are built by combining the right modelsโ€”not relying on just one. Which of these models are part of your current AI stack?
296