Sr. Node.js Developer

As a Senior Node.js Developer , you will make an impact by designing and delivering scalable, high-performance backend systems that support modern, event-driven digital platforms. You will be a valued member of a cross-functional engineering team and collaborate closely with front-end engineers, DevOps, data teams, and product stakeholders to deliver reliable, production-ready solutions.

Please note, this role is not able to offer visa transfer or sponsorship now or in the future

In this role, you will:

• Design, develop, and maintain server-side applications using Node.js with Express.js and/or Fastify

• Build and support microservices-based architectures that are scalable, resilient, and cloud-ready

• Implement event-driven and real-time streaming solutions using Kafka

• Develop efficient backend logic using ORM frameworks to support optimized data access and persistence

• Design, implement, and maintain RESTful APIs , including documentation using Swagger/OpenAPI

• Ensure backend services meet standards for performance, security, scalability, and code quality

• Collaborate with cross-functional teams to deliver end-to-end solutions across the software lifecycle

Work model

At Cognizant, we strive to provide flexibility wherever possible, and we are here to support a healthy work-life balance through our various well-being programs. Based on this role's business requirements, this is an onsite position requiring 5 days a week in Plano, TX .

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.

• 5+ years of hands-on experience in Node.js backend development

• Strong expertise in server-side programming and backend system design

• Hands-on experience with Express.js and/or Fastify frameworks

• Experience designing and implementing microservices and distributed systems

• Proven experience with Kafka and event-driven or streaming architectures

• Proficiency in TypeScript and modern JavaScript development

• Experience with ORM tools such as Sequelize, TypeORM, or Prisma

These will help you stand out

• Experience with high-throughput or real-time data systems

• Exposure to cloud platforms such as AWS, Azure, or GCP

• Knowledge of backend security best practices and secure API design

• Experience with CI/CD pipelines , containerization, and orchestration tools (Docker, Kubernetes)

• Familiarity with monitoring, logging, and performance optimization in production environments

We're excited to meet people who share our passion for technology and innovation and can make an impact in a variety of ways. Don't hesitate to apply , even if you don't meet every requirement, your transferable skills and unique experiences may be exactly what we're looking for.

The annual salary for this position is between $75,000 - $150,000 depending on experience and other qualifications of the successful candidate.

This position is also eligible for Cognizant's discretionary annual incentive program, based on performance and subject to the terms of Cognizant's applicable plans.

Benefits : Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

• Medical/Dental/Vision/Life Insurance

• Paid holidays plus Paid Time Off

• 401(k) plan and contributions