Empleos de senior java full-stack engineer remote rest en Valencia

AgileEngine, LLC. is seeking an experienced Sr. Full-Stack Software Engineer to support an AI training project. This fully remote contractor role focuses on developing and debugging front-end and back-end systems, building APIs, and evaluating AI-generated code for quality and security.You will work across languages and codebases, translating software builds...

Jobgether, based in Spain, is seeking a Senior+ Full-Stack Engineer to build a developer infrastructure platform enabling AI applications to connect with external APIs. You will own features from design to deployment across backend, APIs, runtime, and frontend, while collaborating with customers in a remote-first startup. Role emphasizes autonomy,...

Project Overview: 360 Treasury Systems AG (360T AG) is an independent and globally-established trading venue with more than 250 employees and more than 50 different nationalities worldwide. As Deutsche Börse Group's FX unit, 360T provides a web-based trading technology for over-the-counter (OTC) instruments, integration solutions and related services. We...

W Hunt España busca un AI Full Stack Developer con base en desarrollo web. Se trabajará con TypeScript, React y Node.js (NestJS) para proyectos con IA generativa en producción. El candidato integrará modelos de lenguaje (LLMs), diseñará prompts, gestionará tool-calling y flujos de IA, y colaborará en un entorno Agile con AWS y servicios en la nube....

Experis IT, parte de Experis Manpower Group, busca un perfil de desarrollo Full Stack para proyectos en el sector bancario. Integrarás un equipo nuevo, trabajando desde fases iniciales y combinando Java en backend con Angular en frontend, en un entorno moderno y altamente tecnológico. Se valorará experiencia con Java 17, Spring Boot 3.x, TypeScript y...

A fast-scaling AI startup is seeking a Fullstack Engineer to build their generative AI applications. In this remote role, you will design, build, and deploy production-ready features, work with modern frameworks like Ruby on Rails and React, and collaborate directly with a high-impact team. Ideal candidates have solid experience in full-stack development and...

Full Stack Senior (inglés C1) | 100% remoto desde España ¿Quieres formar parte de un equipo senior que construye producto propio, sin intermediarios y sin burocracia? Esta es tu oportunidad. Sobre Apiux Tecnología Somos una empresa tecnológica especializada en apoyar a organizaciones de todas las industrias en su proceso de Transformación Digital....

Staff Full stack Engineer (Contract) | Rust and Java (Primary) | React and Python (Secondary) | Fully Remote (EU-based) | £500-600/day | Outside IR35 | 12-month contractThe Opportunity We’re supporting a fast-scaling, globally distributed tech business that is evolving its backend architecture and investing heavily in performance, scalability, and...

Fever, the leading tech platform for culture and live entertainment, seeks a Senior Java Software Engineer to join a distributed team from Spain. You will focus on building maintainable, scalable services, with emphasis on code quality, CI/CD pipelines, and cloud infrastructure.The role is fully remote and 100% home office friendly across Spain. You will...

CONVOTIS Iberia busca un perfil full stack senior para participar en su programa de talento remunerado centrado en Spec-Driven Development. Se valorará experiencia en arquitectura y diseño de APIs, y la disposición a formarse en este enfoque para después incorporarse a un proyecto real dentro de la compañía.Ofrecemos formación, acceso a herramientas...

UST España & Latam is seeking an experienced Developer Analyst - Full Stack Developer to join our team in Spain. The role requires 5+ years designing, developing, and maintaining scalable web applications with strong Angular, Node.js, Spring Boot, and OpenShift expertise. You will design, develop, and maintain full-stack solutions, work across frontend and...

Descripción del puesto Estamos en la búsqueda de un/a Desarrollador/a Full Stack entusiasta y creativo/a, con un fuerte enfoque en tecnologías Javascript, para impulsar la innovación y excelencia en nuestros proyectos internos. Si eres un/a profesional que disfruta enfrentando desafíos y creando soluciones de vanguardia, te invitamos a explorar esta...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Full Stack Engineer (F# / ASP.NET Core / ReactJS) based in Spain. Join a product-focused engineering team building modern SaaS solutions that simplify complex business and governance processes. As a Senior Full Stack...

Profile está buscando un/a Senior Fullstack Developer para integrarse en un proyecto 100% remoto. Se valorará experiencia en Vue y Node.js, así como en trabajar con PostgreSQL y services/API, manteniendo buenas prácticas de código y pruebas. Formación en Design System y foco en usabilidad completan el perfil. La posición ofrece flexibilidad horaria y...

Concentrix Spain Business Process Outsourcing S.L.U. busca un Desarrollador Full Stack para unirse a un equipo totalmente remoto. El rol se centra en desarrollar aplicaciones web escalables, APIs REST y una arquitectura de microservicios, con experiencia en plataformas cloud como AWS, Azure o GCP.Se valorará experiencia en Docker/Kubernetes, DevOps y...

Staff Full stack Engineer (Contract) | Rust and Java (Primary) | React and Python (Secondary) | Fully Remote (EU-based) | £500-600/day | Outside IR35 | 12-month contract The Opportunity We’re supporting a fast-scaling, globally distributed tech business that is evolving its backend architecture and investing heavily in performance, scalability, and...

Knowmad mood es una compañía líder en transformación digital con presencia global y un equipo diverso de más de 3.000 profesionales. Buscamos perfiles back-end y full-stack con Java 11+, Spring Boot y experiencia en entornos de microservicios, Docker, Kafka y OpenShift.Ofrecemos contrato indefinido y modalidad de trabajo en remoto con opción de acudir...

Electric Car Leasing Why we do it.We're looking for a Senior Fullstack Software Engineer (Python and React) to join our product and engineering team building the systems that power our ability to revolutionize the electric car leasing industry. Our tech stack is Python with GraphQL, React withNext.js, PostgreSQL and noSQL databases, running on AWS. ...

Electric Car Leasing Why we do it.We're looking for a Senior Fullstack Software Engineer (Python and React) to join our product and engineering team building the systems that power our ability to revolutionize the electric car leasing industry. Our tech stack is Python with GraphQL, React withNext.js, PostgreSQL and noSQL databases, running on AWS. ...

Electric Car Leasing Why we do it.We're looking for a Senior Fullstack Software Engineer (Python and React) to join our product and engineering team building the systems that power our ability to revolutionize the electric car leasing industry. Our tech stack is Python with GraphQL, React withNext.js, PostgreSQL and noSQL databases, running on AWS. ...