go
4 posts
go
HMAC: What It Is, How It Works, and When It Is the Wrong Tool
HMAC-SHA-256 for webhooks, signed URLs, and internal auth, with runnable code in three languages and the boundary where digital signatures take over.
security · encryption · webhooks +4
May 12, 2026Development
Migrating from Node.js to Go on AWS Lambda: A Practical Guide
When a Node.js to Go move on AWS Lambda pays for itself and when it does not: the decision framework, the serverless Go patterns, and the cost math behind the call.
go · nodejs · serverless +5
September 8, 2025Development
AWS Lambda Performance Optimization: Sub-10ms Latency
Hold AWS Lambda warm-path latency inside a 10 ms budget with runtime choice, connection reuse, bundle discipline, caching, and memory tuning.
aws · lambda · performance +4
September 4, 2025Cloud Computing
esbuild, SWC, and Vite: Why Native Build Tools Replaced Webpack1/1
How native tools like esbuild, SWC, and Vite solved webpack's speed problems, taking builds from tens of seconds down to milliseconds.
esbuild · build-tools · vite +4
September 4, 2025Development