Design, build, and maintain scalable TypeScript/NestJS backend services and APIs. Implement event-driven, asynchronous processing with queues/workers, ensure observability, performance, and reliability, and collaborate across product and operations to deliver high-throughput, integration-heavy systems.

Design, build, and maintain TypeScript/NestJS backend services and scalable APIs. Implement event-driven, asynchronous processing with queues and workers, integrate third-party APIs and webhooks, and improve platform reliability through observability, performance optimization, and production troubleshooting. Collaborate cross-functionally, own projects end-to-end, and influence long-term architecture and developer experience.