Empleos de senior full-stack engineer api en Barcelona

Albertine is seeking a seasoned full stack engineer to ship features across our TypeScript platform. You’ll shape API contracts, implement service and data work, and build the React UI members and agents actually use. Both halves must be solid in data choices and UX that feels finished. You’ll work across memberships, bookings, and billing with a focus...

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 (.NET/React) based in Spain.As a Senior Full Stack Engineer, you will build and evolve scalable, secure, and high-performing applications across both backend and frontend layers.You will work extensively...

The Senior Full Stack Engineer will build and own product featuresworking closely with the tech leadership. You will contribute to both frontend and backend systems, helping ship high quality software that is used daily by customers.This role is focused on delivery, quality and collaboration with the ability to influence technical decisions.Your...

Sateliot is a Barcelona-based satellite company with one goal: connect everything, everywhere. Founded in 2018, we've built the first satellite constellation that lets standard commercial devices communicate directly from space. Our technology bridges the gaps that terrestrial networks will never reach, bringing affordable and secure connectivity to...

The Senior Full Stack Engineer will build and own product featuresworking closely with the tech leadership. You will contribute to both frontend and backend systems, helping ship high quality software that is used daily by customers.This role is focused on delivery, quality and collaboration with the ability to influence technical decisions.Your...

# Senior Full Stack Engineer (Python) | Ciberseguridad | Barcelona### Resumen del puestoBarcelona### Modelo de trabajoHíbrido · 3 días en casahace 2 díasDescripción del puesto## Sobre la posiciónColaboramos con el hub tecnológico en Barcelona de uno de los mayores grupos empresariales de Europa, con presencia en más de 30 países. Es una empresa...

Jobgether SRL is seeking a Senior Full Stack Engineer (NET/React) based in Spain to build scalable, secure, and high-performing applications across backend and frontend layers.You will work with .NET/C#, React, Redux, and JavaScript, shaping architecture and development practices, and contributing to cloud-based solutions on GCP with CI/CD.You will mentor...

Full Stack Software Developer – AI-Enabled Fleet ManagementTake your career to the next level withAmaris Consultingas aFull Stack Software Developerworking on anAI-enabled fleet management solution . You’ll join an international, fast-growing group with a €800M turnover and 1,000+ clients worldwide, contributing to innovative digital solutions used...

Pillar was founded in 2025. Today, we are 80+ people, serve 900+ customers, raised €12 million in 2026, and are expanding internationally.We are building the financial operating system for construction: bringing AI, automation, and modern software to an enormous industry still full of slow, fragmented processes.We are looking for a product-minded Full...

We are a European digital freight platform that simplifies the way shippers, carriers, and brokers connect. With a multicultural team of experts in land freight transport, we are leveraging our team's extensive knowledge, supported by our platform to provide an effective and great service to our customers. Supplemented by an in house broker team focused on...

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...

We power people’s progress. 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...

About Longtail Longtail is building an intelligent decision-streaming platform that helps airlines make smarter, faster commercial decisions in real time. Combining automation, proprietary algorithms, AI, and live data, our technology helps airlines optimize pricing, availability, and product flexibility across thousands of routes worldwide. We're a...

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...

Responsibilities Engineers at haddock are action-oriented, curious, autonomous, and take full ownership of their work. Architect technical solutions Build backend and frontend code (80% backend, 20% frontend) Engineer AI workflows, balancing latency, cost and accuracy Do your own project management, rolling out your initiatives to customers Track...

EnKenos TechnologybuscamosFull-Stack Seniorpara participar en la construcción de una nueva aplicación web corporativa que sustituirá elCRMactual e integrará distintos servicios y activos corporativos. Buscamos desarrolladoresFull-Stack Senior con experiencia demostrable en Angular, Spring Boot y/o Node.js, PostgreSQL y AWS , capaces de trabajar de forma...

Seeking a Full-Stack Developer to lead technical direction, mentor others, and make key business/product decisions. Hands-on role owning the technical roadmap, building internal platforms, and evolving customer-facing solutions.

Are you our next Fullstack Developer? Role: Fullstack Developer (Mid / Senior)Location: Hybrid (Remote / Turin, Italy)The Mission: A Digital World Without Barriers At Accessiway, we aren't just a Saa S company; we are a scale-up growing at supersonic speed with one ambitious goal: to make technology accessible to everyone, no ifs or buts. We believe that...

We are an international technology services company specialized in:• IT: Banking, Insurance, Retail & E-Commerce, Healthcare• Transport & Supply Chain: Rail, Automotive, Logistics, and Aerospace• Manufacturing: Renewable Energy, Oil & Gas, and Utilities• R&D: Research, innovation, and development of technology solutionsAt K-LAGAN, we focus on...

About ElevenLabs ElevenLabs is an AI research and product company transforming how we interact with technology. We launched in January 2023 with the first human‑like AI voice model. Today, we serve millions of users and thousands of businesses - from fast‑growing startups to large enterprises like Deutsche Telekom and Meta. Our investors are some of the...