why I migrated from gatsby to astro?
August 17, 2026 • ☕️☕️☕️ 13 min readjavascript
ai
Gatsby is in maintenance mode and most of its plugins are unmaintained. Astro has taken most of the content-site market that Gatsby left behind.
Why SiteGPT's chat runs on PartyKit, not socket.io + Redis
August 16, 2026 • ☕️☕️☕️ 13 min readsystem-designbackendHow one process per room replaces socket.io + Redis for realtime chat, with production code, cost math and actor-model tradeoffs from the chatbot on this site.
Forms in, webhooks out: what I learned building an event-driven pipeline with Claude
June 12, 2026 • ☕️☕️☕️ 17 min readsystem-designdatabasesaiI built EventForm, a multi-tenant form builder with a transactional outbox, Debezium CDC and idempotent webhook delivery, pair-programming with Claude.
Modern distributed rate limiting in the cloud
June 09, 2026 • ☕️☕️ 10 min readsystem-designbackendaiWhy LLM agents make per-user rate limiting essential, and a two-tier IP and per-user pattern that protects your compute budget across clouds
Rate limit api requests in nodejs
October 28, 2022 • ☕️☕️ 12 min readbackendHow to query external apis without hitting 429 rate limit in nodejs
The developer toolbox
February 05, 2022 • ☕️ 7 min readcareerA guide to becoming a developer from my experience becoming one.
React Hooks
September 26, 2021 • ☕️☕️ 8 min readreactjavascriptMy mental models about Different React Hooks and Redux pattern.
0.1+0.2 not equal to 0.3???😕
August 21, 2021 • ☕️ 2 min readfundamentalsThe limitations of floating point math and weighing tradeoffs.
why i chose gatsby for my blog?
August 15, 2021 • ☕️ 2 min readreactTL;DR Static Site Generator using graphQl React stack.
Coin Change Problem
August 09, 2021 • ☕️ 4 min readalgorithmsFind minimum number of coins that make a given value.
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technical blog by Murugappan M
Hard-won lessons from building software that runs in production