Senior Python Backend Engineer

An innovative sustainability startup in Madrid is seeking a Senior Backend Engineer to design and implement scalable backend services. Ideal candidates will have over 5 years of experience with Python and a strong focus on environmental impact. The position involves collaboration across teams and using AWS for cloud-native architecture, offering competitive...

Python Backend EngineerWe're hiring for an experienced backend engineer with experience in either Python or Go for a rapidly expanding deep tech company that is backed by major global investors.In this position, you will be designing and developing backend systems and working on cutting edge solutions.This is a contractr position until end of June 2026 with...

está construyendo una plataforma de investigación de mercado de nueva generación impulsada por IA .Utilizamos personas sintéticas y poblaciones simuladas para generar insights estratégicos en cuestión de horas, en lugar de semanas, permitiendo a las empresas validar decisiones antes de salir al mercado. Se trata de deep-tech , desarrollo de producto...

está construyendo una plataforma deinvestigación de mercado de nueva generación impulsada por IA.Utilizamospersonas sintéticas y poblaciones simuladaspara generar insights estratégicos en cuestión de horas, en lugar de semanas, permitiendo a las empresas validar decisiones antes de salir al mercado. Se trata dedeep-tech, desarrollo deproducto propio y...

A leading sports gaming company is on the lookout for a Senior Python Engineer to design and maintain high-performance backend systems. The role involves collaborating with teams across locations, ensuring scalable and reliable solutions, and mentoring junior engineers. Candidates should have extensive experience in Python and Django, with a solid...

Senior Backend Engineer (IoT Platforms) – Remote (Barcelona, Spain) Experience:5+ years Work Model:Remote-first | Hybrid option in BarcelonaAbout the Role Build scalable backend platforms powering connected devices across Europe.What You’ll Do Design APIs and backend services for IoT data Work with event-driven architectures Collaborate with embedded and...

A fast-growing technology organization seeks a Senior Backend Engineer in Spain to join their innovative projects. This role involves leading the design and development of applications using Python and Scala, while collaborating with cross-functional teams. Candidates should have over 7 years of relevant experience, a strong analytical mindset, and advanced...

A leading AI infrastructure company is seeking a Senior Python Backend Engineer to design and build high-performance systems. The role involves developing robust solutions, optimizing data storage, and collaborating with teams globally. Ideal candidates will have over 8 years of experience in Python, working with multi-threaded applications, MongoDB, and...

Senior Backend Engineer (Io T Platforms) – Remote (Barcelona, Spain) Experience: 5+ years Work Model: Remote-first | Hybrid option in BarcelonaAbout the Role Build scalable backend platforms powering connected devices across Europe.What You'll DoDesign APIs and backend services for Io T data Work with event-driven architectures Collaborate with embedded...

Senior Backend Engineer (Io T Platforms) – Remote (Barcelona, Spain) Experience: 5+ years Work Model: Remote-first | Hybrid option in Barcelona About the Role Build scalable backend platforms powering connected devices across Europe. What You'll DoDesign APIs and backend services for Io T data Work with event-driven architectures Collaborate with embedded...