Node.js Developer

About the role:

We’re looking for a highly skilled and self-driven Node.js Software Development Engineer (SDE-2) to join our team on a contract basis. You’ll be responsible for building scalable backend services and APIs that power our products, with a focus on performance, security, and reliability.

As an SDE-2, you’re expected to take ownership of features end-to-end, mentor junior developers when needed, and contribute to architectural discussions.

Key Responsibilities

• Design, build, and maintain RESTful, gRPC, and/or GraphQL APIs using Node.js
• Write clean, modular, and testable code
• Collaborate closely with product managers, frontend engineers, and DevOps teams
• Optimize existing codebases for performance and scalability
• Integrate with third-party services and internal microservices
• Participate in code reviews and ensure coding best practices are followed
• Write unit and integration tests (e.g., using Jest, Mocha, etc.)

Required Skills & Experience

• 3–5 years of experience building production-grade backend applications
• Strong proficiency in Node.js (Express.js, NestJS, or similar frameworks)
• Solid understanding of JavaScript/TypeScript
• Experience with MongoDB, PostgreSQL, or MySQL
• Experience building APIs that scale — rate limiting, caching, pagination, etc.
• Good understanding of async patterns (Promises, async/await, queues)
• Familiarity with CI/CD, Git workflows, and containerized deployments (Docker)
• Experience working with cloud services (AWS/GCP/Azure)

Nice to Have

• Experience with microservices architecture
• Familiarity with message brokers (Kafka, RabbitMQ, etc.)
• Experience working in Agile or Scrum teams
• Contributions to open-source projects or tech blogs

Job Description:

• Bachelor's or Master's degree in Computer Science.
• Proven experience in leading a team of backend engineers
• Strong organizational and project management skills.
• Proficiency with fundamental front end languages such as HTML, CSS and JavaScript.
• Familiarity with Android development - kotlin, RX-java, design pattern.
• Proficiency with server-side languages such as Spring boot, Hibernate.
• Familiarity with database technology such as MySQL and MongoDB.
• Familiarity with cloud platforms(GCP).
• Experience with Agile/Scrum methodologies
• Excellent verbal communication skills.
• Good problem-solving skills.
• Attention to detail.

Key Responsibilities: 

• Rewrite existing APIs in NodeJS. 
• Remodel the APIs into Micro services-based architecture. 
• Implement a caching layer wherever possible. 
• Optimize the API for high performance and scalability. 
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required: 

• At least 2 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large scale social or location-based app.

3+ years of experience developing Backends using NodeJS. Should be well versed with its asynchronous nature, event loop, promises, and callbacks.

Node expressProficient in Node.js and working knowledge of JavaScript, JQuery, AJAX, HTML, CSS, and frameworks ( React.js)

Experience in Node JS MVC framework and Rest API frameworks like Express.

Experience developing desktops.

Experience in Mongo DB.

Familiarity with using AWS components.

Postman for documenting/testing APIs.

Responsibilities

• Produce clean, efficient code based on specifications
• Integrate software components and third-party programs
• Verify and deploy programs and systems
• Troubleshoot, debug and upgrade existing software
• Gather and evaluate user feedback
• Recommend and execute improvements
• Create technical documentation for reference and reporting

Requirements and skills

• 1-3 Years of Proven experience as a Backend Developer
• Tech Stack:

• AWS- Lambda, ECS, RDS Arora, RDS PostgreSQL, DynamoDB, S3, SQS, APIG, Cloud Front
• NodeJS
• Typescript(optional)

• Familiarity with Agile development methodologies
• Experience with software design and development in a test-driven environment
• Ability to learn new languages and technologies
• Excellent communication skills
• Resourcefulness and troubleshooting aptitude
• Attention to detail

- Working on Architecture and Standards team to validate designs and standards.

- Perform coding, bug verification, unit testing, and integration testing.

Key Responsibilities:

· You’ll be actively involved with development of server backend that support mobile apps.

· You’ll be architecting and implementing best-in-class complex ‘real time’ web software and/or messaging systems to power highly scalable apps for users.

· Translate high level business problems into scalable design and code. Create libraries & Utilities for larger consumption.

· Work closely with UI/UX designers to create exciting user experiences and ensure delivery of graphic assets as per modern web standards.

· You’ll be continuously keeping an eye on the latest cutting-edge technologies and leveraging these in one’s own and the team’s work as necessary.

· Care about the business results of what you build, not just the elegance of the technology you build.

· Work on the end to end stack (Platforms, UI, distributed systems, databases) rather than specialize in one area.

· And of course, get hands dirty by writing server-side code for mobile-based applications, create robust high-volume production applications, and develop prototypes quickly.

Eligibility

Desired Candidates Profile:

• 5+ years of experience on Node.js based web applications and systems development.
• Strong knowledge of MEAN, Linux/UNIX based development & client-side JavaScript/jQuery.
• Knowledgeable on ORMs, their utility and limitations.
• Knowledge of web services and serialization techniques like REST, SOAP, XML & JSON.
• Knowledgeable about caching mechanisms & tools like memcache, CDNs, nginx.
• Scripting experience in using Shell/Python for creating quick technology solutions to problems.
• Prior expertise of working with AWS Cloud, CDNs and other PAAS based services.
• A strong penchant for Object-Oriented Design.
• Experience of working with version control, bug tracking, continuous integration and other productivity enhancement software like SVN, Bugzilla, Jira etc.
• Prior experience in implementing Agile software methodologies.
• Passionate about software development & modern-day web technologies like:
• Server-Side JavaScript – Node.js, Backbone.js
• Web Sockets
• NoSQL based databases like MongoDB/Couchbase/Redis
• Big Data
• Taking responsibility and ownership in the team’s work.

Additional Requirements:

• B-Tech/BS/BE/BS/MS/M.Tech/MS in Electronics or Computer Science from a premier institute in India (IITs, BITS, NITs etc) or abroad.