Empleos de frontend developer reactnextjs remote en Madrid

HandCash is seeking a talented UX & App Developer (Frontend) to craft outstanding experiences in our Flutter apps. The ideal candidate will have 3+ years of frontend experience, including Flutter, with a passion for delivering high-quality UX. Experience with mobile applications, unit/integration testing, and solid knowledge of SOLID, Clean Architecture and...

3 days ago Be among the first 25 applicantsGet AI-powered advice on this job and more exclusive features.YOUR MISSIONWe are looking for an experienced Senior QA Engineer to elevate the quality, reliability and maintainability of our SaaS ecosystem of NodeJS Microservices and React Web Applications. You'll work on test strategies, guidelines and...

Web Development Expert - Fully Remote | Upto $90/hrMercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo, Larry Summers, and Jack Dorsey .Position: Frontend EngineerType: ContractCompensation: $90/hourLocation: RemoteRole...

Talan is seeking a proactive Fullstack Developer to join a top-tier banking project. You will build frontend in React and backend in Python within a microfrontend and microservices architecture on AWS Lambda, contributing to an AI-driven trading application.The role is remote from the Malaga hub, offers a long‑term freelance contract, and provides the...

At Allianz Technology, we are driving innovation at a global scale. As an AI Full Stack Developer, you will play a key role in building intelligent, scalable solutions within our Business Master Platform (BMP) - a strategic initiative transforming the way Allianz operates worldwide. This is your opportunity to combine cutting-edge AI capabilities with...

Location: Seville, Spain (Hybrid / Flexible Remote Policy)Product Area: PowerLogic Engineering Suite (PLES) / PowerLogic T500 IntegrationPosition Type: Full-timeJob DescriptionWe are looking for a Full Stack Software Developer with experience in both backend and frontend development to join our PowerLogic T500 engineering team in Seville.The ideal candidate...

We are still looking for the very Top Talent…and we would be delighted if you were to join our team! More in detail, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work, with more than 35,000 employees worldwide and a presence in over 35 countries. We are leaders in digital technology services,...

BC Digital Services , es una empresa especializada en servicios tecnológicos, desarrollando aplicaciones informáticas y participando en el outsourcing de personal técnico especializado. Forma parte de Grupo BC, desempeñando la labor de transformar tecnológicamente aquellos procesos derivados del core del negocio y creando productos de software desde...

Backend Developer (m/f/d) Mobility BusinessJob ID521753Posted since09-Sep-2026OrganizationMobilityField of workResearch & DevelopmentCompanySIEMENS MOBILITY, S.L.U.Mid-level ProfessionalJob typeFull-timeHybrid (Remote/Office)Employment typePermanentLocation(s)We are looking for someone who is passionate about developing high-performance and/or highly-secured...

Developer Java Angular IA (Claude Code) Estamos seleccionando un/a Backend Developer con conocimientos de Frontend y orientación hacia AI Engineering para incorporarse a un interesante proyecto dentro del sector asegurador, en un entorno tecnológico, ágil y con posibilidad de trabajar 100 en remoto. Requisitos técnicos Más de 4 años de experiencia en...

Are you passionate about solving complex problems, enjoy designing rock-solid architectures, and see every technical challenge as a puzzle to solve rather than a brick wall? We aren't looking for code monkeys—we're looking for autonomous problem solvers with great judgment, common sense, and a product mindset. We are looking for a Fullstack Developer with...

Are you passionate about solving complex problems, enjoy designing rock-solid architectures, and see every technical challenge as a puzzle to solve rather than a brick wall? We aren't looking for code monkeys—we're looking for autonomous problem solvers with great judgment, common sense, and a product mindset.Asegúrese de que toda la información de su...

Deutsche Pfandbriefbank AG (pbb) is an international specialiced commercial bank with over 800 employees from 37 countries. We offer our customers a wide range of financing and investment solutions for the entire real estate value chain. Our goal is to contribute to a more sustainable world of real estate.For our CIO/COO business area based in Madrid, we are...

Ruideria is seeking a Senior .NET Backend Developer to drive backend architecture for the flagship product and deliver robust RESTful APIs. You will collaborate with Frontend and UX/UI teams to ensure scalability, performance, and reliability of the server-side platform.The role requires 3+ years in backend development, strong C#/.NET expertise, and...

Modalidad: Remoto Experiencia: +5 años Stack principal: Java · Spring Boot · Angular · Microservicios · DevOps · AI Sobre el puesto Buscamos un/a Senior Full Stack Developer con sólida experiencia en desarrollo de software y arquitecturas modernas para participar en la evolución de plataformas empresariales estratégicas. Formarás parte de equipos...

We are still looking for the very Top Talent... and we would be delighted if you were to join our team!More in details, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over 35.000 employees all over the world and presence in more than 35 countries. We are leaders on digital technology...

Leadtech Group is seeking a talented Full-Stack Developer to help build and scale AI-driven platforms. You will work across our technology stack to deliver seamless user experiences, joining projects with a shipping-fast approach and modern tools.The role involves developing frontend and backend features, integrating external services, and collaborating with...

Lever, Inc. is seeking a Backend Engineer based in Spain to join a small, ambitious product team.You will own the central API and backend services, primarily using Node.Js and TypeScript, and focus on API design, data modeling, performance, and developer experience. This remote, asynchronous role offers substantial technical ownership, collaboration with...

Engineering Manager - Observability | Spain | RemoteSpain (Remote)Grafana Labs is the company behind Grafana Cloud, the fully managed observability platform trusted by more than 10,000 organizations to ensure reliability, resolve incidents faster, and optimize telemetry at scale. Built on open source and open standards and designed for interoperability...

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Software Developer (Node.Js/Python) based in Spain.As a Senior Software Developer, you will help build the backend and AI systems that support an innovative, rapidly growing technology business in the electric mobility...