On LLM systems, backend engineering, databases, and Web3.
Claude → Gemini → OpenAI: how to build a fallback chain that handles rate limits, partial failures, and observability without turning into spaghetti.
A LangChain pipeline with Gemini + OpenAI fallback, and the multilingual edge cases nobody warns you about.
When your system prompt is large and stable, caching is the cheapest win on the board. Here is how to do it across providers.
Sparse indexes, role hierarchies, and keeping authorization off the hot path in a multi-owner CRM.
How to move a live data model without the sales floor ever noticing. A walkthrough of the Meraki migration.
Threshold approvals, replay protection, and deploying to Polygon testnet. A complete walkthrough.