Notes from the field.

• How payment microservices stay consistent on an event bus

  Event driven payment systems are only "eventually consistent" if you design for it. A plain walk through the decisions (outbox writes, idempotent consumers, partition aware ordering, saga compensation) that determine whether the guarantees actually hold in production.

  PaymentsArchitectureDistributed Systems
  Apr 2, 2026 · 9 min

• Shipping AI features you can actually trust

  A working definition of "production ready AI" and the four gates we put between a demo and a deploy.

  AIEngineering
  Mar 18, 2026 · 7 min

• Core migration without the downtime drama

  How we run parallel cores, validate drift, and cut over without a customer noticing.

  BankingMigration
  Feb 9, 2026 · 8 min

• Your ledger is foundational. Treat it that way.

  Why most fintech reconciliation nightmares trace back to a week of unserious ledger design.

  FintechArchitecture
  Jan 22, 2026 · 5 min