Senior Node.js Backend Developer

Senior Software Development Specialist About the Role NTT DATA is seeking a highly skilled Senior Node.js Developer with strong backend engineering expertise, hands-on experience building scalable services, and the ability to lead technical design and development activities. The ideal candidate will bring deep knowledge of modern JavaScript/TypeScript, cloud-native architectures, microservices, application security, and agile delivery. Key Responsibilities Design, develop, and maintain high‑performance, scalable Node.js applications and microservices. Work on RESTful / GraphQL API development, backend business logic, data processing pipelines, and system integration. Participate in architecture discussions , technical solutioning, and contribute to design documentation. Ensure code quality through unit testing , automation, code reviews, and best engineering practices. Collaborate with UI engineers, DevOps, QA, and product teams to deliver end‑to‑end features. Optimize application performance, scalability, and reliability. Implement secure coding standards, logging, monitoring, and API governance. Troubleshoot production issues and support continuous improvements in architecture and codebase. Mentor junior developers and support team-level technical decisions. Required Skills & Experience 8–10 years of total software development experience, with 5+ years in Node.js . Strong proficiency with JavaScript (ES6+) and TypeScript . Expertise in frameworks/libraries such as Express.js, NestJS, Koa, Hapi . Solid understanding of asynchronous programming , event-driven architecture, multithreading limitations in Node.js. Experience creating REST APIs , GraphQL APIs, and integrating third‑party services. Hands-on experience with microservices , API gateways, and distributed systems. Strong knowledge of Relational (MySQL/PostgreSQL) and NoSQL (MongoDB/Redis) databases. Experience with Docker, Kubernetes, CI/CD pipelines , and cloud platforms ( AWS/Azure/GCP ). Proficiency in using Git, branching strategies, and agile development methods (Scrum/Kanban). Strong understanding of application security , authentication (OAuth2, JWT), and secure API development. Experience Level Senior Level