Empleos de full-stack engineer build a new tool en Barcelona

LanguageWire Ltd is launching a new team to modernize and expand a customer-facing tool. We’re looking for a Full Stack Engineer to join us in building it from the ground up. The current stack is Vue.js on the frontend and Python on the backend, with a planned migration to .NET in the near future. You’ll work across these technologies and contribute to...

A fast-growing technology company based in Spain is seeking a skilled Software Engineer with at least 5 years of experience. You will work on building and maintaining features from user interfaces to backend services, collaborating with cross-functional teams. Ideal candidates should have strong expertise in multiple technologies, including Vue3, TypeScript,...

Sateliot, a Barcelona‑based satellite company, seeks a Senior Full Stack Engineer to own features end‑to‑end across Laravel (PHP) and Python codebases. You will surface data for internal tools, partner with Core Network teams, and ensure high quality with automation and reviews.You’ll mentor peers, ship production systems, and operate deployments in...

Óscala is expanding its remote-capable Full Stack Senior Developer team to support a growing client base across Europe. You will enhance and maintain the Reseller platform, drive backend tasks in a multidisciplinary squad, and collaborate with Product and Customer Success teams to deliver scalable features with high quality.We value strong CS fundamentals,...

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...

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...

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...

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...

Part 2 Tech Lab Full-Stack Product Engineer Own a product end to end — the users, the roadmap, the build and the release — with nobody standing between you and the people who use it. BarcelonaOpen5 seats What you own 01 The users, in person02 What gets built next, and why03 The build, front to back04 Whether it gets used One method, many...

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...

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...

Who is Pillar? Pillar is one of the fast growing startup from Italy which raised 3.2M€ pre‑seed, 10 months later reached 1M€ ARR, and a couple of months later raised the biggest seed round of Italy: 12M€. Pillar is the new standard for constructions. An enormous industry full of inefficiencies and slow processes—one that moves billions but still...

Albertine builds white-label digital concierge experiences for luxury brands and their members. The product runs on a multi-tenant TypeScript platform: a Hono API that powers member-facing concierge apps, LMT - the internal platform agents use to manage members and operations - plus payments, recommendations, messaging, and a growing set of third-party...

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...

About UsAt THEKER, we're taking on one of the greatest challenges of the 21st century: redefining how physical work gets done in the world.We are a robotics and AI company building intelligent, adaptable systems that solve problems traditional automation never could. We recently closed the largest robotics Series A in Europe's history, and we're looking for...

coatingAI is looking for a Full-Stack Engineer to join our growing team and help build the software powering the next generation of intelligent industrial coating systems. We are a technology startup combining AI, software, 3D measurement, and industrial automation to make powder-coating processes smarter, more efficient, and more sustainable. You’ll...

At Indeep AI, we are an applied AI research laboratory working at the intersection of natural language processing, linguistics, and human cognition. Our work is grounded in a simple conviction: the tools we use to write and understand documents should make communication clearer and more trustworthy, not less. That research powers Typewiser, our document...

Full-Stack Engineer Own products for years rather than weeks¿Tiene las cualificaciones y habilidades adecuadas para este trabajo? Descúbralo a continuación y pulse en "solicitar" para ser considerado.- build them properly, keep them alive, and make the agentic build method something a team can rely on.Mainloop is a new engineering team inside an...

Yassir is the leading super App in the Maghreb region set to change the way daily services are provided. It currently operates in 45 cities across Algeria, Morocco and Tunisia with recent expansions into France, Canada and Sub-Saharan Africa. It is backed ($200M in funding) by VCs from Silicon Valley, Europe and other parts of the world. We offer on-demand...

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...