backend engineer

Join Proton and build a better internet where privacy is the default Proton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we've built the world's largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Drive, Proton Pass, and Proton Calendar—tools used by...

Colliers is a leading diversified professional services and investment management company. With operations in 68 countries, our 22,000 enterprising people work collaboratively to provide expert advice to maximize the potential of property and real assets to accelerate the success of our clients, our investors and our people. We are at the forefront of the...

This position offers you the opportunity to join a fast growing technology organization that is redefining productivity paradigms in the software engineering industry. Thanks to our flexible, distributed model of global operation and the high caliber of our experts, we have enjoyed triple digit growth over the past five years, creating amazing career...

Hitachi Energy is seeking a skilled .NET Backend Developer to design, develop, and maintain robust backend systems and APIs in a Barcelona-based role. You will collaborate with cross-functional teams to deliver scalable services using C# and the .NET platform. The ideal candidate has strong C#, experience with EF Core, RESTful APIs, and relational...

Scorp is a global mobile technology company powering monetization at scale. We seek a Software Engineer to join our Payments Team in Barcelona, building backend services for subscriptions, virtual gifting and in-app purchases, processing millions of events daily. You will work across Product, Mobile, Data and Finance to ship monetization features, improve...

Pearson is seeking a Senior AI Engineer to join the AI Learning Capabilities – ELL Technology team. You will develop backend services and AI-enabled features, collaborating with cross-functional teams to deliver scalable, secure software. The role emphasizes API development, cloud deployments, and integration with AI models, with guidance from senior...

About the opportunity Bank Core runs the systems at the heart of N26 - accounts, ledgers, and the core banking logic every other team builds on. We're revamping that core right now, so the engineers who join today shape decisions that reach across the entire company. The problems are real, the domain is deep, and the impact is direct. Our services are...

Colliers is a leading diversified professional services and investment management company. With operations in 68 countries, our 22,000 enterprising people work collaboratively to provide expert advice to maximize the potential of property and real assets to accelerate the success of our clients, our investors and our people. We are at the forefront of the...

QUE OFERIM? Contracte indefinit. Phantom share plan We are deploying our app to 10 million TVs in the USA as a native art gallery and screensaver, and we are looking for experienced and motivated developers to join our team and take on this challenge. (For context, Movistar+ has only 3.5 million screens.) MAIN RESPONSIBILITIES Development of the new...

Join Swiss Res IT Resilience unit and contribute to building a robust, future-ready IT landscape that underpins the organisation at global scale. Our team is a diverse, internationally connected group of engineers and architects, united by a commitment to pragmatic engineering, operational excellence, and technology with real purpose. We play a critical...

About the opportunity Bank Core runs the systems at the heart of N26 - accounts, ledgers, and the core banking logic every other team builds on. We're revamping that core right now, so the engineers who join today shape decisions that reach across the entire company. The problems are real, the domain is deep, and the impact is direct. Our services are...

HSP Group is the premier provider of global expansion services, helping companies simplify the complex challenges of operating internationally. We deliver a seamless experience across legal entity setup, global HR, payroll, compliance, tax, and advisory, enabling our clients to scale faster, stay compliant, and reduce risk in every market they enter. At...

Playson is seeking a Senior Backend Developer to build, optimise and scale high-load backend services where latency matters. You will own core features and write production-grade code daily in a distributed environment. Join a cross-functional team using Node.js/TypeScript, Kafka and cloud-native infrastructure on Kubernetes with AWS/GCP. Expect on-call...

CrowdFarming® es el principal mercado tecnológico europeo de agricultor a consumidor. Estamos construyendo toda la tecnología y la logística para que los consumidores puedan acceder al mayor catálogo de agricultores ecológicos y regenerativos. Nuestra visión es construir la cadena de suministro de alimentos más sostenible para que los agricultores...

Overview¿Es usted el candidato adecuado para esta oportunidad? Asegúrese de leer la descripción completa a continuación.In this role you design, develop, and maintain backend services for the Subscriptions segment within the Grow & Engage domain, delivering features that help customers discover, purchase, and maximise value from N26 premium plans. You...

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100* trust GitLab to ship better, more secure...

Jobgether is seeking a Backend Engineer - Extensions in Spain to build and scale backend systems powering AI-driven capabilities for enterprise apps. You will own reliable, high-performance workflows and collaborate with data scientists to turn ideas into production-grade services. You will design distributed workflows, optimize latency and throughput, and...

HSP Group is the premier provider of global expansion services, helping companies simplify the complex challenges of operating internationally. We deliver a seamless experience across legal entity setup, global HR, payroll, compliance, tax, and advisory, enabling our clients to scale faster, stay compliant, and reduce risk in every market they enter. At...

The team that makes our magic work is growing: will you be a part of it? Company Description: Fidesmo is a leading technology company based in Stockholm with a research and development center in Madrid. We are building a platform to distribute contactless services to any device having a secure chip: in other words, we want that any watch, bracelet, ring,...

**Our Mission: Why Lighthouse?** At Lighthouse, we’re on a mission to revolutionize commercial strategy as hospitality’s most powerful AI platform. We take the world's largest hotel data network and transform it into real-time intelligence that drives action. We don't just deliver insights; we empower businesses to make decisions that move revenue. ...