Job SummaryWe are seeking an experienced Node.js Backend Developer (6–9 years) to design and optimize scalable APIs, manage databases, and deploy services on the cloud. You will ensure performance, security, and reliability while mentoring junior developers and driving best practices.Responsibilities • Build and optimize backend services using Node.js. • Design and implement scalable APIs and microservices. • Manage SQL/NoSQL databases and oversee cloud deployments. • Ensure system performance, security, and reliability. • Mentor junior developers and conduct code reviews. Requirements • 6–9 years of professional experience in backend development. • Strong expertise in Node.js, JavaScript, and TypeScript. • Experience with Express.js/NestJS, REST/GraphQL. • Hands-on with Docker, Kubernetes, and cloud platforms (AWS/Azure/GCP). • Solid knowledge of authentication, CI/CD pipelines, and testing. About Cognizant: Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant. Additional employment information Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law. Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview. Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.