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Designs, builds, and maintains scalable backend services (with full-stack React work) for Ticket Merchant using Node.js, Next.js, and TypeScript, collaborating with product and data teams in a fast-paced, international environment.
Lead end-to-end technical design of a new global e-commerce platform: requirements definition, architectural decisions, and continuous improvement with a focus on performance and cost. Stack includes Node.js, TypeScript, React, scalable APIs, and Azure/AWS cloud. Hybrid role in Barcelona on a freelance contract via Shakers.
Principal engineer at Peak3 in Madrid who owns the design, build, and operation of agentic AI systems powering core insurance products — architecting LLM inference chains and production AI infrastructure while shipping full-stack features from model to UI, with hands-on backend, frontend, and ML tooling depth.
Full Stack Developer at MindMatch in Barcelona, building a strategic media/digital platform project. Day to day spans frontend and backend work with React and Node.js, including API integration and high-performance delivery. Offers a permanent contract, fixed salary with bonus, flexible hours, and continuous training.
CAS Training is hiring a senior full-stack 'AI-Native' engineer in Gijón, Spain with 5+ years of experience to build an emissions monitoring/management application and a Distribution, Pricing and Processing platform. Core stack: Java, Spring Boot, Hibernate, Angular, SQL (Oracle/PostgreSQL), REST APIs, Docker and OpenShift.
Full-stack engineer at Aubay Spain developing and maintaining web applications with Angular/AngularJS and Node.js, building serverless solutions on AWS (Lambda, RDS, DynamoDB, S3, DMS) and testing with Jest. Hybrid role in Barcelona: 2 days on-site near Metro Bogatell, 3 days remote, working in agile teams.
UST España & Latam is hiring a senior full-stack engineer to build high-performance, real-time data projects using Angular and Java — designing REST APIs within Agile, multidisciplinary teams and leveraging AI for development, refactoring, and UX. Remote/telework options are available; Docker, Kubernetes, and microservices experience is valued.
Plexus Tech is hiring a Senior Full Stack Engineer (AWS & Generative AI) in Spain with 10+ years of experience to design, deploy, and operate modern cloud and GenAI solutions end-to-end. Work spans backend development, infrastructure as code, CI/CD pipelines, and serverless/event-driven architecture, with remote/work-from-home options.
MindMatch is hiring a senior full-stack engineer (Angular + Java) to join a fully remote team building and scaling web applications for a European bank, with a focus on real-time data and microservices integration. Requires strong Angular and Java skills plus English/Spanish bilingual communication.
100% remote full-stack developer (UK-based schedule) supporting Think Huge's hosting platform across its server-infrastructure brands. Day to day: frontend and backend development within a team of 9 devs and 1 QA, working on scalable design, performance and system reliability.
Profile Software Services is hiring a Senior Full Stack Developer for a 100% remote project with a global, tech-focused team. The role centers on delivering quality, maintainable software, valuing experience in component design, Jest testing, and Design Systems.
Ticket Merchant, a fast-growing tech and live events company in Santa Cruz de Tenerife, seeks a mid-senior full-stack engineer to design, build, and maintain high-performance backend services with Node.js, Next.js, and TypeScript. The role involves collaborating with product and data teams on automations and scalable features, with cloud proficiency across AWS/GCP/Azure and strong English/Spanish
In-house full-stack engineer maintaining and developing the company's website and e-commerce platform from Barcelona. Day to day involves collaborating with marketing, design and product, improving SEO and UX, and integrating ERP systems, APIs and third-party services for global growth.
Ticket Merchant seeks a mid-to-senior backend-leaning full-stack engineer to design, build, and maintain scalable backend services using Node.js, Next.js, and TypeScript, collaborating with product and data teams on automations and new features. Cloud experience (AWS/GCP/Azure) is valued.
Plexus Tech is hiring a Full Stack Developer in Spain to work on innovative projects using Node.js, React, and NestJS. Knowledge of Oracle, PostgreSQL, Git, and Jira is valued, and the role offers flexible work-from-home options under their Flexology model.
A junior software engineer in Barcelona joining Monolithic Power Systems' software team to build responsive, user-friendly interfaces and scalable full-stack features across the whole development lifecycle. Core stack is HTML, CSS, JavaScript, React and Next.js, integrating headless CMS and eCommerce platforms via REST/GraphQL APIs.
MindMatch is hiring a Senior Full Stack Engineer for its FinTech platform: designing and building customer portals, REST APIs and backend services, mentoring juniors and using AI-assisted tooling, on a hybrid schedule with two days per week onsite in Madrid (Retiro).
Full-stack .NET engineer at RDT driving digital transformation for international clients: builds back-end and front-end, integrates ERP solutions and automated systems, and collaborates with data analytics and cybersecurity teams. API design, BI, and Docker experience are valued; continuous training is offered.
Full-stack engineer building internal tools and data-intensive dashboards for a quantum AI company, working hybrid from Zaragoza on a fixed-term contract. Frontend in React/Next.js/TypeScript, backend in Python (FastAPI/Django), with SQL, Docker, CI/CD, and AWS deployment.
Senior backend-leaning full-stack engineer building a highly scalable, enterprise-grade AI cloud platform for a German unicorn software company. Day to day: Node.js/TypeScript APIs and scalable systems in agile product teams of 5–7, with an 80/20 backend/frontend split, hybrid from Madrid.
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