Experiencia, cualificaciones y habilidades interpersonales, ¿tiene todo lo necesario para triunfar en esta posibilidad? More in details, UST is a multinational company based in North America, certified as a Top Employer company with over 35.000 employees all over the world and presence in more than 30 countries. We are leaders on digital technology services, and we provide large-scale technologic solutions to big companies.

We are looking for a Full Stack Engineer with strong experience in Python backend development and React frontend development , capable of building end-to-end, AI-driven web applications.

The ideal candidate is hands-on, works comfortably across the full stack, and collaborates closely with product and UX teams to deliver scalable and maintainable solutions.

Location: Hybrid. 3 days a week in the office.
Language : English is a must. Spanish desirable.

Proven experience as a Full Stack Developer , preferably in AI-related projects
Strong backend development skills in Python using frameworks such as FastAPI, Flask, or Django
Solid experience building modern,



responsive frontends with React (component-based architecture, state management, responsive UI)
Good knowledge of API design (RESTful and/or GraphQL) and integration between frontend, backend, and databases
Solid understanding of relational databases and data workflows
Experience integrating and optimizing API endpoints and data pipelines
Familiarity with CI/CD pipelines , Git , automated testing, and code review practices
Strong understanding of software design principles : scalability, modularity, maintainability, and security
Excellent problem-solving and debugging skills across the full stack
Bachelor’s or Master’s degree in Computer Science, Software Engineering, IT , or a related field
Continuous learning mindset, especially in AI and machine learning technologies

No intensive working days for friday or summer.

Numerous benefits (Health Care Plan, teleworking compensation, Life and

📌 Full Stack Engineer | Python (Madrid)
🏢 UST España & Latam
📍 Madrid