Jio
Back-End Developer
JioIndia20 hours ago
Full-timeEngineering, Information Technology
Skills:
Node.js, REST APIs, cloud, azure, Back-End Web Development, MongoDB, redis, CI/CD,

Job Title:Senior Backend Engineer

Experience Required:5-10 Years

Location:Mumbai

Employment Type:Full-Time

Department:Engineering - Backend Development

About The Role

We are seeking an experienced Senior Backend Engineer to join our team. The ideal candidate will have strong expertise in building scalable, high-performance backend systems with Node.js and cloud technologies. You will be responsible for developing and maintaining our cloud-based PC services platform that serves millions of users.

Key Responsibilities

  • Design, develop, and maintain robust RESTful APIs and WebSocket services for real-time communication
  • Build and optimize scalable microservices architecture using Node.js and Express.js
  • Implement and manage cloud infrastructure on Azure and Google Cloud Platform
  • Design and optimize database schemas and queries for MongoDB
  • Develop real-time features using WebSocket protocols and SocketCluster
  • Implement secure authentication and authorization mechanisms (JWT, OAuth)
  • Build and maintain background job processing systems using message queues
  • Integrate with third-party APIs and services
  • Write clean, maintainable, and well-documented code
  • Implement monitoring, logging, and alerting solutions
  • Participate in code reviews and maintain code quality standards
  • Mentor junior developers and contribute to technical documentation
  • Collaborate with frontend developers, DevOps, and product teams

Required Technical Skills

Core Technologies (Must Have)

  • Node.js(v18+): 5+ years of production experience with Node.js backend development
  • Express.js: Strong expertise in building RESTful APIs with Express.js framework
  • MongoDB: 3+ years experience with MongoDB, Mongoose ORM, schema design, and query optimization
  • Redis: Experience with caching strategies, session management, and distributed locks using Redis
  • JavaScript/ES6+: Advanced proficiency in modern JavaScript, asynchronous programming, and design patterns

Cloud & Infrastructure

  • Azure Services: Hands-on experience with Azure Event Hubs, Azure DevOps, and Azure deployment
  • Google Cloud Platform (GCP): Experience with GCP Compute Engine, Cloud Storage, and Pub/Sub
  • Docker: Containerization experience and Docker deployment strategies
  • CI/CD: Experience with Azure Pipelines and automated deployment workflows

Real-time & Messaging

  • WebSocket: Strong understanding of WebSocket protocol and real-time communication patterns
  • Message Queues: Experience with AMQP, RabbitMQ, or similar message broker systems
  • Background Jobs: Experience with job scheduling systems (Agenda, Bull, or similar)

Authentication & Security

  • JWT/OAuth: Strong understanding of token-based authentication and authorization
  • Security Best Practices: Knowledge of OWASP Top 10, input validation, rate limiting, and API security
  • Encryption: Experience with bcrypt, password hashing, and data encryption

API Development & Documentation

  • RESTful API Design: Expertise in designing scalable and maintainable REST APIs
  • API Documentation: Experience with Swagger/OpenAPI specification
  • API Versioning: Understanding of API versioning strategies

Development Tools & Practices

  • Git: Proficient with Git workflows, branching strategies, and code collaboration
  • Testing: Experience with Jest, unit testing, integration testing, and test-driven development
  • Code Quality: Familiarity with ESLint, Prettier, and code review processes
  • Monitoring: Experience with Prometheus, application monitoring, and observability

Key Skills

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