#software engineering

2 posts · All tags

• Context engineering for AI agents that edit a codebase

  Nov 8, 2026 7 min read

  How to choose the goals, files, tool results, and notes a coding agent sees, and how stale or untrusted context makes it fail.

  • #ai
  • #agents
  • #software engineering

• Idempotency keys: how payment APIs make retries safe

  Oct 3, 2026 2 min read

  Notes on how APIs like Stripe use idempotency keys so clients can retry failed requests without charging a customer twice, plus a minimal implementation.

  • #software engineering
  • #distributed systems
  • #api design
  • #systems at scale