Senior Backend Developer
Core
Build and ship production serverless services and Lambda-first microservices handling real money flows and integrations for a fintech platform.
Role type
Senior Backend Developer (Serverless/AWS)
Builds
Production serverless services, Lambda microservices, REST APIs, event-driven workflows
Domain
Fintech, Serverless Architecture
Required skills
TypeScript, Node.js, AWS Lambda, DynamoDB, PostgreSQL, Serverless Framework, Middy, Zod, Winston, AWS X-Ray, Mocha, Sinon, Terraform, GitHub Actions
Preferred skills
AI tools usage for coding/debugging
Technologies
TypeScript, Node.js, AWS Lambda, DynamoDB, PostgreSQL, Serverless Framework, Middy, Zod, Winston, AWS X-Ray, Mocha, Sinon, Terraform, GitHub Actions
Responsibilities
Build and evolve Lambda-first microservices handling real money flows; Design REST APIs with type-safe schemas; Model data in DynamoDB and PostgreSQL; Ship event-driven workflows with SQS/EventBridge/Step Functions; Ensure observability with structured logging and distributed tracing; Write tests to protect releases
Seniority
Senior, hands-on IC
