Senior Full Stack Developer ID80055

AgileEngine; Barcelona; Híbrido; EUR 94.000 - 120.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Flextime

Remote and office options

Descripción de la vacante

AgileEngine, a growth-focused software company, is seeking a Senior Full Stack Developer to build user-facing features in React and maintain robust Node.js backend services for an international product team.

You will architect and implement full-stack solutions with expert-level JavaScript and TypeScript, optimize performance, implement automated testing with Jest and React Testing Library, and collaborate with cross-functional teams to deliver production-ready features.

Formación

• 4+ years of professional web app development.
• Proficient in Node.js, React, and TypeScript.
• Experience with Redux or Context for state management.
• Strong testing with Jest, RTL, Mocha/Chai.
• Knowledge of performance optimization and secure data handling.

Responsabilidades

• Develop user-facing features with React and build Node.js backend services.
• Architect full-stack solutions integrating front-end UI with APIs.
• Optimize components for performance across devices and browsers.
• Collaborate with cross-functional teams to ship features.

Conocimientos

4+ years experience

Node.js/React/TypeScript

Redux/Context state mgmt

Automated testing (Jest/RTL/Mocha)

Performance optimization

Secure data handling

Cross-team communication

English proficiency

JavaScript/TypeScript proficiency

Herramientas

Jest

React Testing Library

Mocha/Chai

TypeScript

Redux

Descripción del empleo

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.

WHY JOIN US

If you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!

ABOUT THE ROLE

We are looking for a Senior Full Stack Developer to build user-facing features in React and maintain robust Node.js backend services for an international product team. You will architect and implement full-stack solutions with expert-level JavaScript and TypeScript, optimize performance across web platforms, implement automated testing with Jest and React Testing Library, and collaborate closely with cross-functional teams to deliver production-ready features. The role requires strong state management experience and a thorough understanding of component-driven design patterns and secure data handling.

WHAT YOU WILL DO

• Develop user-facing features using modern React workflows while building and maintaining robust Node.js backend services;
• Architect and implement full-stack solutions, ensuring seamless integration between the front-end UI and back-end APIs;
• Optimize components for maximum performance across a wide range of web-capable devices and browsers;
• Collaborate with cross-functional teams to define, design, and ship new features.

MUST HAVES

• 4+ years of professional web application development experience;
• Expert-level knowledge of Node.js, React, and modern JavaScript/TypeScript;
• Broad knowledge of web platforms, browser APIs, state management using Redux or Context, and styling strategies;
• Superior analytical and problem-solving ability;
• Experience with automated unit testing and test-driven development using Jest, React Testing Library, and Mocha/Chai;Robust understanding of performance issues, computational complexity, and full-stack code optimization;
• Familiarity with industry-standard algorithms, component-driven design patterns, and secure data handling;
• Effective communication skills to work with different teams across an international company;
• Upper-intermediate English level.

PERKS AND BENEFITS

• Professional growth: Mentorship, TechTalks, and personalized growth roadmaps.
• Competitive compensation: USD-based pay with education, fitness, and team activity budgets.
• Exciting projects: Modern solutions with Fortune 500 and top product companies.
• Flextime: Flexible schedule with remote and office options.

Meet Our Recruitment Process

Application - Coding Challenge - Video Interview - Technical Interview or Hiring Manager Interview

Each step helps us understand your skills and overall fit.

If it’s a match, you’ll receive an offer.