Software Engineer (NestJS)

Software Engineer (NestJS)

Our Client:

Job Title: Software Engineer (NestJS)

Education: B.Tech/MCA

Experience: 3 - 4 Years

Location: Bangalore

About the Role:

PostgreSQL and MongoDB. If you love designing clean APIs, architecting services, and solving real world

engineering problems.

Roles & Responsibilities:

• Design and develop scalable RESTful and event-driven APIs using NestJS and TypeScript.
• Integrate with SQL (PostgreSQL/MSSQL) and NoSQL (MongoDB) databases efficiently.
• Write clean, modular, and testable code following best practices and SOLID principles.
• Implement message queues (Kafka, Redis, or Pub/Sub) for async processing and microservice communication.
• Collaborate with frontend and DevOps teams for seamless feature delivery.
• Manage API authentication and authorization (OAuth2.0, JWT, etc.).
• Implement caching strategies (Redis/memory-based) for high-performance systems.
• Troubleshoot production issues and optimize application performance.
• Participate in code reviews, architecture discussions, and design brainstorming sessions.
• Contribute to improving backend reliability, observability, and deployment automation.

Requirements:

• Hands-on experience with

  NestJS, Node.js, and TypeScript

  .
• Strong understanding of REST APIs, middleware, and dependency injection in NestJS.
• Working knowledge of SQL (PostgreSQL/MSSQL) and NoSQL (MongoDB) databases.
• Solid understanding of asynchronous programming, promises, and event loops.
• Experience with Git and collaborative workflows (branches, PRs, reviews).
• Understanding of OOP concepts, DSA, and basic design patterns.
• Familiarity with frontend fundamentals (HTML/CSS/JS) for integration-level debugging.
• Experience in error handling, logging, and debugging Node.js applications.

Must Have (Mandatory Working Knowledge):

• API integration and design standards (OpenAPI/Swagger).
• Authentication and Authorization flows (JWT, OAuth).
• Message Queues – Kafka, Redis, or Google Pub/Sub.
• Caching and performance optimization.
• Environment configuration and secrets management.
• Unit and integration testing with Jest or equivalent.
• Version control (Git) and branching strategies.

Bonus Points (Good-to-Have, Not Must):

• Experience with Cloud Platforms (GCP / AWS), deployments, services, IAM, etc.
• Understanding of containerization (Docker, Kubernetes).
• Experience with CI/CD pipelines (GitHub Actions, GitLab CI).
• Familiarity with WebSockets, GraphQL, or gRPC.
• Hands-on with Redis Streams, or Cloud Pub/Sub.
• Exposure to monitoring tools like Prometheus, Datadog, or Stackdriver.
• Understanding of microservices architecture and API gateway patterns.
• Basic knowledge of security best practices (input sanitization, rate limiting, helmet, etc.).

About Hireginie: