Senior Full-Stack Developer (React & Python) en Barcelona, España

About the role

We are seeking a Senior Full-Stack Developer to join our innovative team at one of Spain's leading technology companies. With over 20 years of experience in delivering cutting-edge software solutions, we are expanding our development department to work on high-impact projects for Fortune 500 clients across Europe. This is a Full-time, on-site position where you will take ownership of complex features and mentor junior developers. You will work with modern technologies and contribute to architectural decisions that shape our product roadmap.

Who are we looking for

We need a passionate developer with a strong foundation in both frontend and backend technologies. You should have at least 5 years of professional experience, with proven expertise in React and Python. The ideal candidate is detail-oriented, communicates clearly with team members, and thrives in collaborative environments. You demonstrate problem-solving skills, can work independently on projects, and stay updated with emerging technologies. A growth mindset and willingness to share knowledge with team members is essential.

Skills and competencies

• Advanced proficiency in https://jobeax.com/link/6WcBICn0LM558SP0 and modern JavaScript (ES6+)
• Strong backend development experience with Python and Django/FastAPI
• Database design and optimization (PostgreSQL, MongoDB)
• RESTful API design and integration
• Version control systems (Git) and CI/CD pipelines
• Cloud platforms experience (AWS, Azure, or Google Cloud)
• Unit testing and test-driven development
• Agile methodologies and Scrum experience
• English language proficiency (B2 minimum)

Benefits and additional details

• Competitive salary: €55,000 - €78,000 annually based on experience
• On-site work in our modern Barcelona office with flexible working hours
• Comprehensive health insurance and dental coverage
• Professional development budget for courses and certifications
• Collaborative team environment with regular training sessions
• Performance-based bonuses and annual reviews
• Modern tech stack and latest development tools
• Career growth opportunities and clear advancement paths

What we offer

Join a company recognized for its innovation, stability, and employee satisfaction. We invest in our people and provide an environment where technical excellence is valued and rewarded. Our Barcelona headquarters offers state-of-the-art facilities and a vibrant, inclusive workplace culture.