Hasitha Bandara. AI engineer and founder of Dynarq.
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Selected work
FLAGSHIP
Live Q&A and real-time polling for any audience. Anonymous questions with upvoting, instant polls, moderation, present mode, an OBS/vMix overlay, QR join, and CSV export. Free, no signup.
PRODUCT
A lightweight Windows app that locks sensitive desktop apps behind master-password authentication. Offline, quiet in the background, and free.
Writing
Featured
Notes·Oct 23, 2026
Before I reach for a model, I ask what the task is, whether a plain rule would do it, and how I will test it. The answers usually change what gets built, and sometimes they remove the model altogether.
Engineering·Oct 11, 2026
A CLAUDE.md is context, not enforcement. claude-code-harness adds the parts that can fail: a check runner that ties every pass to the exact source it ran on, and a Stop hook that sends failures back to Claude Code.
Engineering·Sep 17, 2026
A pinned model can move under you without throwing a single error. modeldrift fingerprints what a model does today, commits that as a baseline, and fails CI when the behaviour moves.