Writing

Essays in progress.

I think out loud here when I have something specific to say. Subscribe via RSS once it lights up, or check back. Working drafts:

• Coming soon

  Why I picked Redis Streams over Phoenix PubSub for InstaEscrow

  Persistence, replay, and operability. The case for an extra hop.

• Coming soon

  Idempotent webhook reconciliation for M-Pesa

  Why exactly-once is cheaper than retries-with-prayers when the counterpart is M-Pesa.

• Coming soon

  Building a portfolio that isn't a CV in HTML

  How this site uses live distributed-systems demos to hire backwards from interviewers.