Back End DeveloperJio Platforms Limited (JPL) • Delhi, India

Back End Developer

Jio Platforms Limited (JPL) • Delhi, India

13 days ago

Job description

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

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Back End Developer • Delhi, India

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