Backend Engineer (Logistics)

We are looking for a Senior Backend Engineer to build backend services and logistics integrations for our platforms, including an e-commerce platform for our cold crypto wallets.Responsibilities
Tech Stack: Node.js, TypeScript, NestJS, TypeORM, PostgreSQL, AWS SNS/SQS Responsibilities

- Design and build backend services and APIs with Node.js, TypeScript, and NestJS.

- Build integrations with logistics providers, including shipping, tracking, fulfillment, and webhooks.

- Use AI-assisted development as part of the engineering workflow, with strong validation through code review and automated tests.

- Design reliable asynchronous workflows with AWS SNS/SQS, including retries, DLQs, and idempotent processing.

- Design and optimize PostgreSQL queries, transactions, and data models.

- Own features end-to-end: from specification and API contracts to implementation, testing, and production.

Requirements

- Strong production experience with Node.js and TypeScript.

- Strong NestJS experience.

- Experience building and maintaining third-party API integrations and webhooks.

- Solid understanding of AWS SNS/SQS and asynchronous systems.

- Strong PostgreSQL and SQL skills.

- Experience with spec-driven, AI-assisted development.

- Strong engineering judgment and ownership.

Nice to have

- Logistics or e-commerce experience.

- Observability experience.

- Familiarity with DDD or hexagonal architecture.

Originally posted on Himalayas