Backend & Platform Engineering
Rails and Python backends, payments, third-party integrations, and the data pipelines between them. I migrated a 75,000-user platform from Authorize.net to Stripe, built webhook processing that survives duplicate and out-of-order events, and pulled working business logic out of legacy PHP.
- — Ruby on Rails & Python services
- — Stripe payments & webhooks
- — ETL & third-party integrations
- — Legacy system modernization
- — CI/CD & test coverage
- — SQL performance tuning
