Posted inAI
Llm Context Window Engineering: Diff-Scoped Context Windows That Catch Real Bugs
A senior-engineer guide to LLM context window engineering, with production-ready patterns, trade-offs, and practical examples.
Posted inAI AWS Machine Learning
SageMaker JumpStart vs Bedrock: When Fine-Tuning Beats Prompting and RAG for Coding Assistants
SageMaker JumpStart vs Amazon Bedrock fine-tuning for coding assistants: decision gate, SFT vs RAG, Bedrock-conversation-2024 data, Nova hyperparameters, on-demand deployment and evaluation.
Amazon Bedrock Guardrails: Block Prompt Injection Inside Internal Dev Tools
A senior-engineer guide to Amazon Bedrock Guardrails, with production-ready patterns, trade-offs, and practical examples.
Posted inAI AWS Machine Learning
Bedrock Knowledge Bases Chunking Strategies That Fit Code RAG
Bedrock Knowledge Bases chunking for code RAG: prefer AST-aware symbol chunks, metadata filters, and hit-rate@k evals over fixed 300-token windows that shred functions mid-signature.
AI Test Generation: Property Tests That Catch Race Conditions
A senior-engineer guide to AI test generation, with production-ready patterns, trade-offs, and practical examples.
Amazon Q Developer: Custom Context Packs for Private Monorepos
A senior-engineer guide to Amazon Q Developer, with production-ready patterns, trade-offs, and practical examples.
Posted inAI AWS Machine Learning
Codebase Embeddings: Refresh Pipelines When Git SHAs Keep Moving
A senior-engineer guide to codebase embeddings, with production-ready patterns, trade-offs, and practical examples.
Posted inAI
Claude Code Workflow: Gate Risky Shell Commands Before CI Runs
A senior-engineer guide to Claude Code workflow, with production-ready patterns, trade-offs, and practical examples.
Posted inAI
Llm Model Routing: Cheap Draft Models Plus Expensive Verifiers
A senior-engineer guide to LLM model routing, with production-ready patterns, trade-offs, and practical examples.
Posted inAI AWS Machine Learning
Rag Evaluation Aws: Hit Rate, Faithfulness, and Cost Curves
A senior-engineer guide to RAG evaluation AWS, with production-ready patterns, trade-offs, and practical examples.