Senior Backend Engineer – Kotlin Lead for Scale-ups

A leading fintech company is seeking an experienced Senior Backend Engineer to join their cross-functional team in Madrid. This role requires expertise in server-side languages, especially Kotlin, to develop and manage microservices. Candidates should be skilled in navigating technical challenges and promoting a collaborative culture.

A prominent pet supply company in Madrid is seeking a Senior Software Engineer proficient in Java and Kotlin. You will design backend and frontend services for loyalty products in a supportive, agile team environment. The role involves mentoring peers and contributing across all technological layers, including architecture and DevOps. A hybrid work setup...

Join us to shape the future of work: your next adventure awaitsThe positionWe're looking for a Senior Kotlin Engineer to join our HQ Tech team and help design and scale the systems that power our platform. You'll work in one of our product teams, building the backend foundations for real-world staffing solutions used by thousands of businesses and hundreds...

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 HealthTech startup is seeking a Senior Mobile Engineer to build mobile apps for Android in Kotlin. The ideal candidate will lead technical efforts, write clean code, and collaborate with cross-functional teams to enhance user experiences. This remote role allows for work from Spain, Germany, Portugal, or the UK. A proactive mindset and strong...

Senior Backend Engineer (IoT Platforms) – Remote (Barcelona, Spain)¿Es usted el candidato adecuado para esta oportunidad? Asegúrese de leer la descripción completa a continuación.Experience:5+ yearsWork Model:Remote-first | Hybrid option in BarcelonaAbout the RoleBuild scalable backend platforms powering connected devices across Europe.What You’ll...

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...

A leading digital employee experience company located in Madrid is looking for a Senior Software Engineer & Tech Lead to architect and deliver core components of their data and platform stack. The role demands strong backend engineering skills and familiarity with DevOps practices. You will lead technical discussions and mentor engineers while promoting an...

A leading educational technology company is seeking a Senior Fullstack or Backend Engineer to join their remote team. The role emphasizes backend development using Kotlin or Java and requires expertise in microservices architecture. Responsibilities include designing robust software solutions, debugging, and collaborating with various teams to enhance...

A leading digital employee experience company located in Madrid is looking for a Senior Software Engineer & Tech Lead to architect and deliver core components of their data and platform stack. The role demands strong backend engineering skills and familiarity with DevOps practices. You will lead technical discussions and mentor engineers while promoting an...