Node & React Engineer

Cognizant; Barcelona; Presencial; EUR 70.000 - 110.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Restaurant tickets

Permanent contract

Referral program

Continuous learning opportunities

Competitive compensation and bonuses

Descripción de la vacante

Cognizant Barcelona is seeking a passionate Node & React Engineer to join our growing technology team. You will design, develop, and maintain scalable web applications and digital platforms in a fast-paced international environment.

The role focuses on building backend services with Node.js, creating responsive front-ends with React and TypeScript, and collaborating across cross-functional teams to deliver high-quality software for customers.

Formación

• Bachelor's or Master's degree in CS or related field.
• 5+ years of professional software development.
• Strong JS (ES6+) and TypeScript expertise.
• Hands-on Node.js and React development.
• Experience building RESTful APIs and microservices.
• Knowledge of SQL and/or NoSQL databases.
• Familiarity with AWS and/or Azure.
• Experience with Agile methodologies.
• Excellent problem-solving and communication; English proficiency.

Responsabilidades

• Design, develop, and maintain scalable backend services and APIs with Node.js.
• Build responsive front-end applications using React and TypeScript.
• Integrate third-party services and microservices architectures.
• Collaborate with analysts, product owners, architects, QA, and UX teams.
• Write clean, maintainable, and testable code following best practices.
• Participate in code reviews and contribute to continuous improvement.
• Support CI/CD processes and cloud deployments across AWS and Azure.

Conocimientos

JavaScript (ES6+)

TypeScript

RESTful APIs

Agile methodologies

Problem solving

Communication

Educación

Bachelor's or Master's degree in Computer Science or related field

Herramientas

Node.js

React

Express/NestJS

SQL/NoSQL databases

AWS/Azure

Docker/Kubernetes

Descripción del empleo

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, and training programs to help you further develop your technical and professional skills.

TEAMWORK

Our collaborative culture encourages knowledge sharing and mutual support. You'll work alongside talented professionals who are always ready to help you succeed.

INTERNATIONAL TEAM

Join a diverse and multicultural environment where you'll collaborate with colleagues and clients from around the world, using your English skills every day.

CAREER PLAN

We are committed to your professional growth. Whether you want to deepen your technical expertise, take on leadership responsibilities, or explore new technologies, we'll support your career journey.

Other Benefits You'll Find

• Restaurant tickets for every working day.
• Permanent contract: we want you to grow with us.
• Referral program: bring talented friends and colleagues and get rewarded.
• Access to continuous learning and certification programs.
• Competitive salary and performance-related bonuses.

To Sum Up!

We look forward to meeting you!