Senior JavaScript Developer (Node.js)

The Senior JavaScript Developer (Node.js) position based in Gurgaon is an onsite role with a salary range of 15 - 20 LPA. Our client, a leader in the fashion tech industry, utilizes proprietary AI technology to assist fashion brands and retailers in creating high-quality, on-model catalog images for faster product launches. We are looking for experienced JavaScript Developers with over 5 years of professional experience to join our client's team in Gurugram. The ideal candidate will be responsible for developing, designing, and maintaining scalable backend systems using Node.js and associated technologies. A solid grasp of system design principles, encompassing both high-level (HLD) and low-level (LLD) aspects, is crucial. Additionally, knowledge of full stack fundamentals in JavaScript-based technologies like React, Angular, and Express is preferred. Key Responsibilities: - Writing clean, maintainable, and scalable backend code utilizing Node.js. - Designing and implementing robust RESTful or GraphQL APIs, integrating them with frontend systems and databases. - Taking ownership of the end-to-end technical architecture of projects, contributing to both HLD and LLD. - Collaborating with frontend developers to ensure seamless and high-performing applications. - Debugging, monitoring, and enhancing the performance of backend systems. - Implementing security, authentication, and data protection best practices. Requirements: - Proficiency in JavaScript/TypeScript with a strong expertise in Node.js and frameworks like Express or NestJS. - Hands-on experience with distributed systems, message queues (e.g., BullMQ, Redis, RabbitMQ), and microservices. - Solid understanding and practical experience in system design encompassing both High-Level Design (HLD) and Low-Level Design (LLD). - Familiarity with modern frontend technologies such as React or Angular. - Experience working with relational and NoSQL databases (e.g., MySQL, MongoDB, PostgreSQL). - Proficient with Git and standard version control workflows. - Experience working with cloud platforms like AWS, GCP, or Azure. - Exposure to DevOps tools and CI/CD pipelines (e.g., Docker, Jenkins, GitHub Actions).,