Node.JS Developer

Keka Technologies Private Limited; Gujarat; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

White Orange Software is seeking a Backend Developer to collaborate with frontend teams in designing robust APIs and scalable server-side applications. The role emphasizes Node.js, Express.js, and MongoDB, with a strong focus on performance, security, and cloud deployments.

The ideal candidate will have 2-5 years of backend experience, proficiency with RESTful APIs, and experience with testing frameworks like Mocha/Jest, along with Git-based workflows and cloud platforms (AWS/Azure/Google Cloud).

Qualifications

• 2-5 years in backend development with Node.js, Express.js, and MongoDB.
• Proficient in writing asynchronous, event-driven code (ES6+) and building RESTful APIs.
• Strong knowledge of authentication (JWT, OAuth) and API security.

Responsibilities

• Optimizing performance for speed, scalability, and efficiency.
• Implementing security best practices (authentication, authorization, data validation).
• Using Git for version control and collaborating with the team via GitHub or GitLab.
• Developing and consuming third-party APIs.
• Writing unit and integration tests (Mocha, Jest) to ensure reliability.
• Deploying applications on AWS, Azure, or Google Cloud and managing CI/CD pipelines.
• Monitoring application performance and handling debugging/logging.

Skills

Node.js

Express.js

MongoDB

RESTful APIs

JWT/OAuth

Async event-driven (ES6+)

Performance optimization

GraphQL

Cloud platforms knowledge

Tools

Git

GitHub

GitLab

Mocha

Jest

Chai

AWS

Azure

Google Cloud

Docker

Kubernetes

Redis

Elasticsearch

Solr

Jenkins

Travis CI

CircleCI

Job description

As a Backend Developer at White Orange Software, you will collaborate closely with frontend developers to create robust, efficient, and scalable APIs. You’ll manage database operations and ensure high-performance server-side applications. The ideal candidate will have experience with server-side technologies, microservices, and a strong focus on Node.js and Express.js.

Key Responsibilities

• Optimizing performance for speed, scalability, and efficiency.
• Implementing security best practices (authentication, authorization, data validation).
• Using Git for version control and collaborating with the team via GitHub or GitLab.
• Developing and consuming third-party APIs.
• Writing unit and integration tests (e.g., Mocha, Jest) to ensure reliability.
• Deploying applications on AWS, Azure, or Google Cloud and managing CI/CD pipelines.
• Monitoring application performance and handling debugging/logging.

Required Skills

• 2-5 years in backend development with Node.js, Express.js, and MongoDB.
• Proficient in writing asynchronous, event-driven code (ES6+)
• Strong knowledge in building/consuming RESTful APIs, handling requests, and managing authentication (JWT, OAuth)
• Expertise in MongoDB design, schema creation, and optimization.
• Proficient in Git and Git-based workflows using GitHub, GitLab.
• Experience with unit testing using frameworks like Mocha, Jest, or Chai.
• Strong debugging and performance optimization skills.
• Experience with cloud platforms like AWS, Azure, or Google Cloud.

Nice-to-Have Skills

• Familiarity with GraphQL for API design and implementation.
• Experience with Redis or other caching mechanisms to improve application performance.
• Knowledge of CI/CD tools like Jenkins, Travis CI, or CircleCI for automated build and deployment pipelines.
• Familiarity with Docker and container orchestration tools like Kubernetes.
• Experience with Elasticsearch or Solr for handling large volumes of data and providing search functionality.

Interested? Please submit your resume, portfolio, GitHub repositories, or LinkedIn profiles.