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Antarctica

Junior Backend Developer - Node.js

Full-TimeUpdated on 10/17/2026
₹800k/yr+ Annual appraisals + Bonuses + Stock options
Junior
Mumbai, Maharashtra, India
Hybrid
Software EngineeringBackend Engineering

About the job

Requirements
  • Have 2 or more years of experience as a developer, or demonstrate exceptional ability.
  • Have strong proficiency in JavaScript and understand asynchronous programming.
  • Have 1 or more years of experience using Node.js and its frameworks, such as ExpressJS.
  • Have practical experience building APIs, including developing caching strategies.
  • Understand OAuth, REST, and JSON concepts.
  • Have practical experience with Git, npm, and yarn.
  • Have expert-level understanding of Postman.
  • Have experience with user authentication and authorization across multiple systems, servers, and environments.
  • Have experience integrating multiple data sources and databases into one system.
  • Understand server-side templating languages such as Pug and EJS.
  • Have 2 or more years of experience with relational databases such as MySQL, MSSQL, and Postgres, including schema design and writing efficient SQL queries.
Responsibilities
  • Design and develop server-side applications using Node.js.
  • Collaborate with front-end developers to integrate user-facing elements with server-side logic.
  • Build scalable, high-performance RESTful APIs.
  • Optimize and maintain database connections to ensure efficient data storage and retrieval.
  • Implement security best practices to protect data and prevent security vulnerabilities.
  • Test and debug server applications thoroughly.
  • Monitor server performance and make optimizations to ensure speed and efficiency.
  • Maintain and enhance code quality by following best practices, coding standards, and code reviews.
  • Collaborate with DevOps and other teams to deploy applications and troubleshoot production issues.
  • Stay updated with industry trends and emerging technologies to continually improve backend solutions.
Desired Qualifications
  • Experience with one or more imperative or functional programming languages such as JavaScript, ES6, or TypeScript.
  • Deep knowledge of Bootstrap.
  • 1 or more years of experience using React.js.

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