Empleos de engineer - back end developer en Barcelona

Forward Deployed EngineerGo into a business that has never been automated, work out how it actually runs, and have something working in front of them in two weeks.Then hand it over properly, and go and do it somewhere else.Mainloop is a new engineering team inside an established international group.We are in Barcelona, we are being built from scratch this...

About Expereo Expereo provides managed internet, SD‑WAN/SASE, and cloud connectivity solutions to enterprises and government sites worldwide. About The Role Lead Engineer in Digital Office, responsible for accelerating transformation by designing and building front‑end and back‑end applications, mentoring engineers, shaping best practices, and...

Deeto is transforming how B2B companies grow by turning their customers into their most powerful growth engine. Our AI‑powered voice of customer (VoC) platform makes it effortless for companies to capture, organize, and activate authentic customer voices—delivering the right proof points at the right moment to accelerate deals and build trust at...

Preply Inc. in Barcelona is seeking a Senior II Full-Stack Engineer (back-end heavy) to join a cross-functional team.You’ll design and evolve scalable back-end systems with Python/Django while contributing to frontend in React/TypeScript, balancing immediate product needs with long-term sustainability. The role is hybrid, with about 85% back-end focus and...

About The JobThe Software Engineer plans, develops, tests and maintains software solutions. You will manage the technical design and the application development, including testing the developed software.This also includes support and consultation activities in the concept phase of the planned application.What You DoCheck functional and technical requirements...

K-LAGAN in Barcelona is seeking a talented Fullstack Developer (Java + React) to join our Software Engineering team. You will build end-to-end applications, delivering interactive front-ends and robust back-end services in a hybrid work setting.You will work with Java, Spring Boot, React, Docker and Kubernetes, collaborating with international teams, and...

About the JobThe Software Engineer plans, develops, tests and maintains software solutions. You will manage the technical design and the application development, including testing the developed software.This also includes support and consultation activities in the concept phase of the planned application.What you doCheck functional and technical requirements...

Frontend Developer (Vue.js or React or Angular) page is loaded## Frontend Developer (Vue.js or React or Angular)locations: Spain-Barcelonatime type: Full timeposted on: Posted Todayjob requisition id: R2025-243435**TransPerfect Is More Than Just a Job...** Our greatest asset is our people, and nothing is more important to us than ensuring that...

Hi, we’re Back Market. We’re here to help make tech reliable, affordable, and better than new. We're a global marketplace for refurbished devices, helping lower our collective environmental impact by providing trustworthy, affordable tech with 92% less carbon emissions than new. Yep, you read that right. Turns out refurbished tech is way better for the...

ABOUT THE ROLE AND OUR TEAM:The Knot Worldwide is seeking a Junior back-end engineer to join The Knot Enterprise team.The Knot is the nation’s leading wedding marketplace, providing our couples with a personalized experience that guides them through the entire wedding planning journey. The Enterprise team develops the tools for the business to make our...

Senior Java Software Developer (m/f/d) About the Job Are you a passionate Java developer looking to modernize critical systems and make a real impact? Join our growing hub in Spain at Allianz Technology and help us drive innovative solutions for the KLS (Kollektivleben System), our end-to-end industry solution for the Swiss Group Life business (BVG). In this...

Hi, we're Back Market. We're here to help make tech reliable, affordable, and better than new. Por favor, asegúrese de leer atentamente los siguientes detalles antes de enviar cualquier solicitud. We're a global marketplace for refurbished devices, helping lower our collective environmental impact by providing trustworthy, affordable tech with 92% less...

We currently have a vacancy for a Full Stack developer fluent in English, to offer his/her services as an expert remotely (within EU). In the context of the first assignment, the successful candidate will be integrated in the Development team of the company that will closely cooperate with a major client’s IT team.Designing and developing tools to interact...

A technology recruitment firm is looking for a Senior Back-end Engineer with PHP expertise to develop and enhance

Responsabilidades La persona se incorporará al área de Data & Analytics como referente técnico en Microsoft Fabric, Azure Data y plataformas modernas de datos. Diseñará arquitecturas de datos end-to-end sobre Microsoft Fabric y Azure, desde la ingesta hasta el consumo analítico. Construirá componentes técnicos base: aceleradores, plantillas, demos,...

We are seeking an enthusiastic and highly skilled Quality Assurance (QA) Developer to join our fast-paced and innovative digital marketing agency. As a key member of our dev team, you will work closely with our developer team to design, develop, and maintain backend systems that power the sites and applications of our clients. Applicants must be fluent in...

Join to apply for the Lead Software Engineer role at Seqera 5 days ago – Be among the first 25 applicants. Seqera exists to advance science for everyone through software. We provide solutions for scientists tackling complex challenges in therapeutics and the cosmos. Our flagship open-source product, Nextflow, empowers over 100,000 global scientists to...

Deeto is transforming how B2B companies grow by turning their customers into their most powerful growth engine. Our AI‑powered voice of customer (VoC) platform makes it effortless for companies to capture, organize, and activate authentic customer voices—delivering the right proof points at the right moment to accelerate deals and build trust at...

At Neural Trust, we’re looking for a Frontend Engineer to help us scale our platform and take our technology to the next level. If you’re passionate about building robust backend systems and working at the intersection of AI and security — join us! About Neural Trust We’re a Barcelona-based startup building the future of AI and Agents security. Our...

Max IT Consulting – Max Corporate Group in Barcelona, Spain is hiring a Senior AI Engineer – Agent Developer. The role combines AI coding, data governance and production software development, with hybrid onsite work and a salary in the 60k–90k EUR range. You will design, implement and operate end-to-end conversational analytics agents, integrate with...