AWS Developer

Top 3 skills:
-> JavaScript frameworks - TypeScript, Node.JS and NestJS
-> AWS - Lambda, ECS, S3, Cloudformation, IAM
-> API specs, GraphQL, Swagger and Jest based testing for these APIs
Focus development on Service Layer which interface between Data upstream from backend systems to Front end components

Required

· 5+ years backend development

· Node.js + TypeScript (primary language)

· NestJS or comparable DI framework (Spring Boot transferable)

· REST API design with OpenAPI/Swagger

· AWS: Lambda, API Gateway, S3, ECS, Secrets Manager

· CloudFormation / infrastructure-as-code

· Jest unit testing, able to sustain a 100% coverage gate

· Git feature-branch + pull-request workflow with CI gates

Preferred

· Authoring/versioning internal npm packages against a plugin interface

· Playwright E2E, Stryker mutation testing

· Feature flags (Gatekeeper or similar)

· OpenTelemetry / distributed tracing, Honeycomb, Splunk

· Fastify, Redis, JWT auth

· Brokerage domain: order routing, trade execution, cost basis

· Prior Client experience, Dexter tooling