Senior Backend Developer - NodeJs, Express Js

Recruitment Process

Assesment Round

After submitting the application, candidates are required to complete this assessment. This is to evaluate candidates skill set required for this role.

Interview Round

Shortlisted candidates are requested to appear for this round in order to qualify for the interview rounds. This is to evaluate candidates communication, writing and other important skills.

Job Description About the Job

We are looking for a skilled Backend Developer with at least 2 years of experience to join our engineering team. The ideal candidate is a specialist in Node.js, Express, and MongoDB, with a strong grasp of TypeScript and modern data technologies like BigQuery.

While your primary focus will be building scalable backend architectures and robust APIs, you will also leverage your secondary skills in Next.js and React to support frontend integration. You will play a critical role in optimizing application performance, ensuring code quality, and implementing AI-driven features through Prompt Engineering

Key Responsibilities

• Backend Architecture & Development: Design and maintain scalable backend systems using Node.js, Express, and TypeScript. Build and manage complex API routes and real-time features using WebSockets.

• Database Management: Architect and manage NoSQL databases (MongoDB) for high availability and performance. utilize BigQuery for data warehousing and analytics tasks.

• API & Integration: Develop secure RESTful APIs and integrate third-party APIs. Handle Next.js API routes to support frontend requirements.

• AI Integration: Apply Prompt Engineering techniques to integrate LLM/AI capabilities into the backend workflow.

• Testing & Quality Assurance:

• Write and maintain automated unit tests using Jest.

• Perform comprehensive manual testing, including Functional, API, Performance, and Security testing.

• Performance Optimization: Monitor and optimize application performance using tools like New Relic and Clarity. Implement caching strategies using Redis.

• Frontend Collaboration: Collaborate on frontend tasks using Next.js, React, and Tailwind CSS to ensure seamless integration between server and client..

Technical Requirements

Primary Stack (Must Have)

• Languages: Strong proficiency in JavaScript (ES6+) and TypeScript.
• Frameworks: Expert-level knowledge of Node.js and Express.js.
• Database: Deep understanding of MongoDB (NoSQL) and experience with BigQuery.
• Key Concepts: Real-time communication (WebSockets) and Prompt Engineering for AI applications.

Secondary Stack (Good To Have)

• Frontend: proficiency in React.js and Next.js.
• Styling: Experience with Tailwind CSS.

Tools & Environment

• Version Control: Git & GitHub.
• IDE: VS Code.
• Caching: Redis.
• Testing: Jest (Automation), Postman / Talend API (Manual API Testing).
• Monitoring: New Relic, Microsoft Clarity.

Candidate Profile

• You have a minimum of 2 years of professional experience in backend development.
• You are detail-oriented with a strong focus on Code Quality and security best practices.
• You are comfortable wearing multiple hats—primarily a backend engineer, but capable of handling frontend tasks when required.
• You have a problem-solving mindset and can troubleshoot complex performance issues.