Writing

Notes on building backend systems, tooling, and the trade-offs that show up in production.

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• June 28, 2026 · 8 min read

  Building a Video Upload and HLS Streaming Pipeline with Spring Boot, S3, and Lambda

  How I designed stream-app: presigned S3 uploads, SNS/SQS event fan-out, FFmpeg fMP4 HLS transcoding, and browser playback with hls.js.

  • Spring Boot
  • AWS
  • HLS
  • Architecture
• April 6, 2026 · 2 min read

  Bridging the Gap: Generating TypeScript from Java Records with Java-TS-Gen

  A practical guide to keeping your frontend and backend types in sync using Java-TS-Gen, a zero-overhead Maven plugin for Java records.

  • Java
  • TypeScript
  • Maven
  • Tooling