back end developer

Proton in Barcelona is seeking a skilled Backend Engineer to help build the VPN backend that scales for millions of users while upholding privacy by default. You will collaborate with engineers, architects and product managers to deliver reliable services and robust APIs. Bring hands-on PHP backend experience, SQL/MySQL, Redis, Docker and security focus....

Company Description Company Description Reporting into Director of Software Engineering, the Senior Backend Engineer will work within the Global Technology Hub from our Madrid office. We are seeking an experienced and passionate Senior Backend Engineer for our newly established Technology Hub in Madrid. Working in a hybrid model (remote & onsite), you will...

Desarrollador/a Java Backend con más de 4 años de experiencia en desarrollo de aplicaciones y arquitecturas de microservicios. La persona seleccionada participará en un proyecto tecnológico del sector financiero, trabajando en aplicaciones críticas de negocio, integraciones con sistemas corporativos y soluciones backend de alta disponibilidad. ...

Fistrek busca un/a programador/a senior con experiencia en entornos IBM BAW para desarrollar soluciones BPM. ¿Es este el siguiente paso en su carrera? Descubra si es el candidato adecuado leyendo la descripción completa a continuación.Las responsabilidades incluyen programar en Java, colaborar en entornos DevOps y participar en proyectos del sector...

Job Title: Full Stack Software Engineer¿Quiere enviar su solicitud? Launched in ****, INFINIT is a fast-growing fintech scale-up operating in multiple countries across Europe and Americas.Our all-in-one operating system has banking at its core, and empowers small business owners and their teams to seamlessly manage and optimize every aspect of their...

Junior Backend Engineer - Customer Identityat N26 • BarcelonaBack to jobs1. Junior Backend Engineer - Customer Identity—N## Junior Backend Engineer - Customer IdentityN2620Customer IdentityFull-timeBarcelona RelocationApply Job### Job DescriptionAbout the opportunityBanking Foundations domain mission for N26 is to provide secure and compliant banking...

To ensure a fair and efficient hiring process, candidates should not contact UN/COMMON employees directly regarding this role. Applications and communication must occur through the official application process.You're a creative technologist who loves bringing beautiful and accessible experiences to life through semantic markup, client-side JavaScript, and...

To ensure a fair and efficient hiring process, candidates should not contact UN/COMMON employees directly regarding this role. Applications and communication must occur through the official application process.You're a creative technologist who loves bringing beautiful and accessible experiences to life through semantic markup, client-side JavaScript, and...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Portal Front-End Developer based in Spain.We are seeking an experienced Front-End Developer to build a secure, user-friendly portal connected to a new e-commerce website experience. You will contribute to two key workstreams: a...

To ensure a fair and efficient hiring process, candidates should not contact UN/COMMON employees directly regarding this role. Applications and communication must occur through the official application process.You're a creative technologist who loves bringing beautiful and accessible experiences to life through semantic markup, client-side JavaScript, and...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Portal Front-End Developer based in Spain.We are seeking an experienced Front-End Developer to build a secure, user-friendly portal connected to a new e-commerce website experience. You will contribute to two key workstreams: a...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Portal Front-End Developer based in Spain.We are seeking an experienced Front-End Developer to build a secure, user-friendly portal connected to a new e-commerce website experience. You will contribute to two key workstreams: a...

To ensure a fair and efficient hiring process, candidates should not contact UN/COMMON employees directly regarding this role. Applications and communication must occur through the official application process.You're a creative technologist who loves bringing beautiful and accessible experiences to life through semantic markup, client-side JavaScript, and...

At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact.We’ve just reached unicorn status with a $150M Series D, accelerating our...

Our partner is looking for a Technical Lead (DeFi) based in Spain.This fully remote leadership opportunity is ideal for an experienced software engineer passionate about blockchain technology and decentralized finance.You will lead a team of software engineers and a Technical Product Manager while helping shape innovative DeFi infrastructure.You will work on...

Python DeveloperConstruye tecnología con impacto real en Fracttal.EnFracttaldesarrollamos tecnología que transforma la forma en que las empresas gestionan el mantenimiento y los activos. Ayudamos a organizaciones de todo el mundo a operar de forma más segura, eficiente y sostenible.Desde España, junto a nuestros equipos enChile, Colombia, Brasil y...

Ingeniero/a Senior Python + Inteligencia Artificial (IA) Modalidad: 100% remoto Experiencia: Mínimo 5 años Descripción del puesto Buscamos un/a Ingeniero/a Senior Python + IA con mentalidad de producto y plataforma, capaz de combinar ingeniería de software backend con el desarrollo de soluciones basadas en Inteligencia Artificial...

Senior Backend Engineer with MLOps At Parser, we are seeking a Senior Backend Engineer with strong MLOps expertise to join the Engineering team. In this role, you will help design, build, and maintain the infrastructure that powers ML solutions within the Aircraft Maintenance division—managing data pipelines, streamlining model deployment, and...

+5 años desarrollo back de aplicaciones web (Imprescindible) +5 años gestión de operativa en Linux (Imprescindible) +3 años implementación de soluciones Business Analytics y manejo de datos (Deseable) Experiencia profesional en Cyber (Deseable) Ingeniería Informática o similar (Imprescindible) Certificaciones o cursos de Cyber (Deseable) Python...

Frontend Developer en Madrid (El Escorial)Solicitar este puesto es sencillo. Te incorporarás a un contexto profesional con modalidad híbrida en la Comunidad de Madrid, con asistencia presencial al Escorial tres días por semana. Formarás parte de un entorno técnico exigente, orientado a la estabilidad, la calidad del desarrollo y la evolución de...