Senior Full-Stack Software Engineer

📋 Description TypeScript monorepo: Next.js 16 web app and API, Expo mobile app, Cloudflare Worker PostgreSQL + Prisma data model with dozens of models and long migration history, shared across apps Background systems: webhook handlers (Plaid, Stripe, Linq), queued inbound-message batching Security-sensitive paths: encrypted bank tokens and chat content, per-user data scoping, auth AI layer: LLM tool-calling over users' financial data, long-term memory, proactive insights Reviewing AI-generated code, including your own, with a skeptical eye 🎯 Requirements 6+ years as a software engineer, 3+ years shipping production TypeScript/Node backends Shipped work at a company that moved money or handled bank or card data Deep PostgreSQL: migrations safe to run on live data, indexes, transactions, query plans Real experience with async systems: idempotency, retries, deduplicating webhooks, jobs that fail Security-first instinct around PII, encryption at rest, auth tokens, least privilege Solo ownership of production: on-call, error tracking, root-cause analyses 🎁 Benefits Salary range (USD) $3,000 - $3,200 per month Full-time contract through payroll platform Remote work allocated at client