Senior Scala Backend Architect

A fast-growing global programmatic exchange is seeking a Senior Scala Developer to design, implement, and maintain highly scalable backend services. The ideal candidate has solid hands-on experience with Scala and proficiency in SQL databases, particularly PostgreSQL. The role involves collaborating with cross-functional teams and contributing to system...

Fotocasa Group, Spain’s real estate tech leader now part of Scout24, is redesigning its processes and culture to lead the market from its Barcelona hub. As Backend Engineer, you will own technical direction, architect scalable services, and mentor teams to deliver high-impact solutions across millions of users.This hybrid role combines hands-on development...

Fotocasa Group, Spain's real estate tech leader now part of Scout24, is redesigning its processes and culture to lead the market from its Barcelona hub. As Backend Engineer, you will own technical direction, architect scalable services, and mentor teams to deliver high-impact solutions across millions of users. This hybrid role combines hands-on...

Qonto in Barcelona, Spain is seeking a Principal Backend Engineer to lead scale initiatives across Foundations domain. You will own end-to-end backend architecture for high-volume transactions, search, and monetization, partnering with Legal, Risk, and leadership to translate technical bets into business outcomes.You'll mentor engineers, drive AI-native...

Qualifyze is seeking a Backend Engineering Lead to own the backend ecosystem across the organization, combining people leadership with ownership of architecture, standards, and delivery quality.This role ensures backend development remains scalable and aligned with product strategy while growing backend engineers and enabling teams to deliver effectively....

Cala AI, based in Barcelona, seeks an experienced Backend Engineer to own end-to-end backend systems powering AI-driven verification at scale.Lea atentamente toda la información sobre esta oportunidad y luego utilice el botón de solicitud de abajo para enviar su CV y su candidatura.You will develop services in Python (FastAPI), design data stores across...

Sage is seeking a Senior Backend Developer to join our HCM localisation team based in Barcelona. In this hybrid role, you will design and maintain scalable backend services for our cloud-based enterprise product. Strong expertise in Scala, MySQL, and AWS is required. The candidate will work collaboratively to improve product performance and maintain robust...

Sage is seeking a Senior Backend Developer to join our HCM localisation team based in Barcelona. In this hybrid role, you will design and maintain scalable backend services for our cloud-based enterprise product. Strong expertise in Scala, MySQL, and AWS is required.The candidate will work collaboratively to improve product performance and maintain robust...

Innovamat, una organización educativa con sede en Barcelona, busca un/a Senior Software Engineer con experiencia profunda en backend (5+ años) para liderar el desarrollo de aplicaciones complejas de principio a fin. Trabajarás en APIs y servicios que soportan la experiencia docente, diseñando soluciones y asegurando rendimiento y fiabilidad. Trabajarás...