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You hired a senior engineer who looked great on paper. Six months later, they''ve shipped nothing, dragged down two junior engineers, and the team is demoralized. A bad senior hire costs 10x what a bad junior hire costs. The fix is in what you test for, not just what you look at.
Discover why Hono is the fastest growing web framework. Learn its RadixTree router, zero-dependency design, and deployment across Cloudflare Workers, Bun, Node.js, and Deno.
Hono RPC provides end-to-end type safety with zero overhead. Learn how it compares to tRPC and GraphQL, and when each shines.
You horizontally scaled your database to 10 shards, but 90% of traffic still hits just one of them. Writes queue, latency spikes, and one node is on fire while the others idle. This is the hot partition problem — and it''s all about key design.
Master HTTP caching layers from browser to CDN. Learn Cache-Control directives, ETag validation, and production strategies for cache consistency.