Senior Backend Engineer (NestJS)

Design, develop, and maintain scalable backend services and REST APIs using NestJS and Node.js.

Build modular backend architectures using controllers, services, modules, guards, interceptors, and middleware.

Design and optimize PostgreSQL and MongoDB databases, including migrations, indexing, and query performance.

Implement secure authentication, authorization, and data access controls.

Develop background jobs, scheduled tasks, queues, and event-driven processing.

Integrate third-party services, OAuth2 APIs, webhooks, and external data exchange systems.

Develop real-time features using WebSockets and implement document and data-file processing.

Protect sensitive information through encryption, input validation, audit trails, and secure logging.

Write unit and integration tests to ensure reliability and maintainability.

Maintain API documentation and collaborate with frontend engineers and other stakeholders.

Qualification

Bachelor

Skills

NestJS

Node.js

TypeScript

PostgreSQL

MongoDB

Redis

View the original posting and apply on NecoJobs.