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# Node & React Engineer

- **Company:** Cognizant
- **Location:** Barcelona, Spain
- **Contract:** Permanent contract
- **Skills:** Application Programming Interfaces (APIs), Agile Methodology, Amazon Web Services, Application Performance Management, Microsoft Azure, Cloud Computing, Code Review, Continuous Integration, DevOps, Node.Js, NoSQL, Performance Tuning, Scrum Methodology, Cloud Services, Standard Sql, Simple Object Access Protocol (SOAP), Software Construction, Software Engineering, TypeScript, Web Application Frameworks, Web Platforms, Extensible Markup Language (XML), ReactJS, Express.js, Backend, Containerization, Information Technology, NestJS, Restful APIs, Es2015, Docker, Legacy Systems, Microservices
- **Published:** September 2, 2026
- **Apply:** https://www.adzuna.es/contact-us.html

## About the Role

Inscribirse en esta oferta **Role Overview** We are looking for a passionate and skilled Node & React Engineer to join our growing technology team. This is an exciting opportunity for professionals who want to contribute to the development of modern, scalable web applications and digital platforms in a fast-paced international environment. You will collaborate with cross-functional teams to design, develop, and maintain innovative solutions using Node.js, React, and cloud-native technologies. You will play a key role in delivering high-quality software that enhances customer experiences and business performance. **Key Responsibilities** + Design, develop, and maintain scalable backend services and APIs using Node.js and modern frameworks such as Express or NestJS. + Build responsive, user-friendly, and accessible front-end applications using React and TypeScript. + Integrate third-party services, APIs, and microservices architectures. + Collaborate with Business Analysts,
Product Owners, Architects, QA Engineers, and UX teams to deliver high-quality solutions. + Write clean, maintainable, and testable code following software engineering best practices. + Participate in code reviews and contribute to continuous improvement initiatives. + Optimize application performance, security, and scalability. + Support CI/CD processes and cloud deployments across AWS and Azure environments. + Work within Agile teams, contributing to sprint planning, estimations, and delivery activities. **Requirements** + Bachelor's or Master's degree in Computer Science, Software Engineering, Information Technology, or a related field. + 5+ years of professional software development experience. + Strong experience with JavaScript (ES6+) and TypeScript. + Solid hands-on experience with Node.js and React development. + Experience in developing RESTful APIs and microservices architectures. + Knowledge of SQL and/or NoSQL databases. + Familiarity with cloud platforms such
as AWS and/or Azure. + Experience working with Agile methodologies and collaborative software development practices. + Strong analytical, problem-solving, and communication skills. + Professional proficiency in English (written and spoken). **Nice to Have** + Experience with NestJS, Express.js, or similar backend frameworks. + Knowledge of Docker and Kubernetes. + Experience with CI/CD tools and DevOps practices. + Exposure to travel, retail, or e-commerce platforms. + Understanding of SOAP/XML integrations and legacy systems. + Experience with automated testing frameworks and performance optimization. + Spanish language skills. **Why Choose Us?** **HIGH QUALITY PROJECT** You will take part in challenging international projects, working with modern technologies and contributing to large-scale digital products. Show us what you're made of! **LEARNING** Technology never stands still, and neither do we. You'll have access to learning platforms, certifications



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