Senior Full Stack Developer - E-commerce Platform en Spain, Madrid

About the role

We are seeking a Senior Full Stack Developer to join our dynamic team in Madrid, Spain. This is a Full-time, on-site position where you will lead the development of our next-generation e-commerce platform. You will work with cutting-edge technologies and collaborate with cross-functional teams to deliver scalable solutions that impact millions of users. This role offers the opportunity to mentor junior developers and shape the technical direction of our products.

Who are we looking for

We're looking for an experienced Full Stack Developer with a strong background in both frontend and backend technologies. You should have a minimum of 6 years of professional experience with proven expertise in modern web development. The ideal candidate is passionate about clean code, performance optimization, and user-centric design. You must be fluent in Spanish and English, with excellent communication skills and the ability to work independently as well as within a team environment. A problem-solving mindset and enthusiasm for continuous learning are essential.

Skills and competencies

• Proficiency in React, https://jobeax.com/link/tzGekrj9a8ToGEDv, or Angular for frontend development
• Strong backend experience with https://jobeax.com/link/JSd7UYCSg572jJDY, Python, or Java
• Database design and optimization (SQL and NoSQL)
• RESTful API design and implementation
• Experience with AWS, Google Cloud, or Azure
• Git version control and CI/CD pipelines
• Unit testing and test-driven development
• Agile/Scrum methodology experience
• Strong understanding of web security best practices
• Experience with microservices architecture

Benefits, additional requirements, details

• Competitive salary commensurate with experience
• Flexible working hours and remote work opportunities available
• Comprehensive health insurance coverage
• Professional development and training budget
• Collaborative and innovative work environment
• Career growth opportunities within the organization
• Team building activities and company events
• Modern office facilities in central Madrid
• Performance-based bonuses

Technical Requirements

Candidates should demonstrate proficiency in modern development frameworks and a solid understanding of software architecture principles. Experience with containerization (Docker, Kubernetes) and monitoring tools is highly desirable. Knowledge of blockchain or payment gateway integration would be a plus. Spanish language proficiency is mandatory for this position.