Backend Developer II (Node.js + GraphQL)

The Sleep Company

CTC: 15-20 LPA

Location: Mumbai, MH

Experience: 2-5 Years

Job Summary

skilled Backend Developer

Responsibilities

• Proven

  2-5 years of experience in backend development

  using

  Node.js

  and solid proficiency in

  TypeScript (+JavaScript)

  .
• Hands-on experience with

  NestJS

  and

  ExpressJS

  frameworks.
• Strong proficiency in building and maintaining

  GraphQL APIs

  , including schema definition, query optimization and resolver implementation.
• Solid understanding of

  SQL (MySQL) and NoSQL (MongoDB, DynamoDB)

  databases.
• Proficiency in writing unit tests and using testing frameworks (e.g., Jest, Mocha).
• Understanding of RESTful and GraphQL API design and integration.
• Experience with GraphQL server frameworks and tools (e.g., Apollo Server, Prisma).

Required Qualifications

• Design, develop and maintain server-side applications using Node.js, NestJS and ExpressJS frameworks.
• Build, optimize and maintain GraphQL APIs, including schema design, query and mutation implementation and resolver logic.
• Integrate and manage SQL (MySQL) and NoSQL (MongoDB, DynamoDB) databases.
• Write clean, maintainable and efficient code following best practices and coding standards.
• Develop and execute unit tests; participate in code reviews to ensure code quality.
• Stay up to date with backend and API technologies, including emerging GraphQL tools and best practices.

About The Sleep Company

The Sleep Company, founded in 2019 by Harshil and Priyanka Salot, is a Mumbai-based comfort-tech brand best known for its patented SmartGRID technology. The company started with mattresses and has since expanded into pillows, recliners, bedding, and ergonomic chairs, combining online direct-to-consumer sales with over 150 experience stores across India.

It has raised multiple funding rounds, with backing from Fireside Ventures, Premji Invest, ChrysCapital, and 360 One Asset. Its most recent Series D round in 2025 brought in ₹480 crore to fuel expansion, as the company rapidly scaled past ₹300 crore in annual revenue.