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Long-form technical writing, analysis, and deep dives into software engineering topics.
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- Building a High-Throughput DNS Scanner in Go From 160 qps to 4000+ by moving the hot path into Go — eliminating shared state, per-goroutine connections, and lessons from massdns and zdns.
- JA4 Fingerprint t13d1516h2 — TLS Bot Detection in 2026 JA4 fingerprint t13d1516h2 explained: TLS 1.3, HTTP/2 ALPN, Chrome/Safari variants, and how CDNs use JA4 for bot detection.
- Parallel AI Research Pipelines Three systems for orchestrating parallel AI agents — JSONL work items, declarative workspaces, and phased research pipelines.
- What I Learned Building krowdev with AI Agents Honest retrospective on building a developer knowledge base entirely with AI coding agents — what worked, what didn't, and what I'd do differently.
Dead internet theory? Working as designed.
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