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What I’m on right now.

What I'm actively working on and reading. Last touched on the date below — if anything looks stale, ping me.

Updated May 13, 2026

Shipping

  • PesaStream — M-Pesa POS for African SMEs.
  • OpenClaw — approval-gated agents over WhatsApp.
  • hersitech.com / hersitech — this site, courses + ebooks coming.

Open source

  • NextDeploy — Go CLI for Next.js deployments.
  • Wasiliano — SMTP-first email for Bun and Next.js.
  • ram-reaper — Linux memory-pressure-aware daemon in Go.

Reading

  • Designing Data-Intensive Applications — Martin Kleppmann.
  • The Architecture of Open Source Applications.
  • Polar's webhook signature handling source.

Learning

  • Cloudflare Workers runtime internals.
  • Postgres logical replication.
  • Go runtime scheduling under contention.

Not focused on

  • React component libraries.
  • Generic AI chat wrappers.
  • Twitter discourse.

Inspired by nownownow.com.