We are looking for a highly capable Senior Node.js Developer / Tech Lead to optimize and scale our web-based applications. You will collaborate closely with front-end developers, design and develop robust back-end components, and integrate secure and scalable data storage solutions. To succeed in this role, you should have extensive experience building

Node.js-based services and leading backend architecture decisions. An accomplished candidate will ensure stable, high-performance, and secure data exchange between servers and end-users while mentoring the development team and driving best practices.

Responsibilities

● Develop and maintain all server-side network components using Node.js.

● Build scalable applications using Express.js and/or NestJS frameworks.

● Design, implement, and optimize backend architecture and APIs.

● Ensure optimal performance of databases and responsiveness to front-end requests.

● Work closely with front-end developers to integrate user-facing elements with server-side logic.

● Design and implement backend services for various business processes.

● Develop high-performance applications by writing clean, testable,

reusable, and effective code.

● Implement security protocols, authentication/authorization systems, data protection measures, and storage solutions.

● Manage and optimize databases including MySQL, PostgreSQL, and/or

Couchbase.

● Run diagnostic tests, troubleshoot issues, and provide technical guidance/support.

● Document processes, architecture decisions,



and database schemas.

● Recommend and implement improvements to processes,

technologies, and performance.

● Stay updated with advancements in Node.js ecosystem and backend technologies.

● Provide technical leadership, code reviews, and mentorship to the development team.

Requirements

● Bachelor’s degree in Computer Science, Information Technology, or a related field.

● 6+ years of experience in Node.js development.

● Strong hands-on experience with Express.js and NestJS.

● Experience working with relational databases such as MySQL and

PostgreSQL, and/or NoSQL database Couchbase. (Note: MongoDB experience is not required for this role.)

● Strong understanding of RESTful APIs, microservices architecture,

and backend best practices.

● Extensive knowledge of JavaScript, modern web stacks, libraries,

and frameworks.

● Familiarity with front-end technologies such as HTML5 and CSS3.

● Experience with version control systems (e.g., Git).

● Strong understanding of performance optimization and scalability.

● Excellent analytical, problem-solving, communication, and leadership skills.

● Strong organizational and time management abilities.

● Availability to handle urgent production issues if required.

Pay: ₹14,000.00 - ₹100,000.00 per month

Application Question(s)

- Total years of experience in Node.js?
- Total years of experience in Nest.Js?
- Notice Period?

Work Location: In person

📌 Node js developer (Dehradun)
🏢 K4 IT Services India
📍 Dehradun