Engineering Notes

Short notes on RAG systems, cloud architecture, and distributed systems. I write these to think in public and build a strong long-term engineering brand.

15 notes

Engineering Notes

RAG: Why Retrieval Fails Before Generation

Cloud Architecture: Event-Driven Service Boundaries

Distributed Systems: Backpressure Is a Product Feature

Observability: Start With Trace Narratives

LLM Platforms: Cost-Aware Multi-Model Routing

Transformers: Where Attention Actually Becomes the Bottleneck

LLM Evals: The Small Set That Catches Real Regressions

Prompt Engineering: Version Prompts Like APIs

Vector Databases: Choosing HNSW vs IVF-PQ Under Load

Grounded Generation: Citations That Users Can Trust

Transformer Inference: A Practical Quantization Playbook

LLM Agents: Memory Design Patterns That Scale

Function Calling Reliability in Tool-Augmented LLMs

Fine-Tuning vs RAG: A Decision Framework

LLM Observability: Signals That Matter in Production