Senior Software Engineer (Node.js

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Senior Software Engineer (Node.js in Others

Cognizant
Full time
Email

Others
10/22/2026
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Vilnius, Lithuania

Responsibilities

Design and develop backend services using Node.js, TypeScript, and backend frameworks such as NestJS, Express, or Fastify.
Develop and maintain frontend web components using React, Angular, Vue, TypeScript, HTML, and CSS.
Build and consume web APIs.
Write unit and integration tests and participate in code reviews.
Gather requirements, troubleshoot issues, improve development practices, and collaborate with engineers, product managers, stakeholders, and other team members.
Participate in software development lifecycle activities and agile ceremonies.

Requirements

Experience with Node.js, TypeScript or JavaScript, ORMs, and web APIs.
Knowledge of Domain-Driven Design, CQRS, and Clean Architecture.
Hands-on experience with a modern frontend framework such as React, Angular, or Vue.
Experience with HTML5/CSS3, SQL and NoSQL databases, and at least one major cloud platform such as Azure, AWS, or GCP.
Experience with unit and integration testing tools such as Jest, Vitest, or Supertest.
Hands-on experience using AI-assisted development tools with an understanding of their strengths, limitations, and risks.
Preferred experience with additional Node.js frameworks, GraphQL, Next.js, Nuxt, messaging systems, serverless platforms, Node.js internals, CI/CD tools, infrastructure as code, Docker, or Kubernetes.

Benefits

Hybrid work model with remote work opportunities and three days per week in the office.
Additional medical insurance covering gym subscription, team events, outreach activities, and other benefits.
Professional and personal development opportunities, including Udemy.
Global organization, multicultural work environment, and modern ergonomic office.
Interviews are conducted online and live from the office.

Cognizant

Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value. We build full-stack AI solutions powered by deep industry, process and engineering expertise — embedding an organization's unique context into technology system...

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