Empleos de senior full-stack engineer reactnode ts automations en Sevilla

Senior Full Stack Engineer (React & Java) We build and operate Connect, a SaaS platform for the beauty & wellness industry that helps entrepreneurs run their businesses more effectively, built by Treatwell.Our web products are used daily by tens of thousands of people across 13 European countries.Our teams own their areas from initial idea and design through...

Apiux Tech busca un/a Desarrollador/a Full Stack Senior para unirse a un proyecto propio.Se trabajará 100% en inglés, con Scrum, y participación en todo el ciclo de desarrollo desde ideación hasta implementación.Se requiere más de 5 años de experiencia en frontend y backend, con foco en Node.Js, HTML5, CSS3 y Git.La posición es 100% remota desde...

About the Project & TeamWe started Lingo.It evolved into a developer-loved toolkit with hundreds of active users, 7,000 weekly CLI runs, 5,000 GitHub stars, and over 100 million translated words. We've graduated from the world's best tech accelerator (Y Combinator) and raised venture funding to continue building developer tools that must exist but don't...

About the Project & TeamWe started Lingo.It evolved into a developer-loved toolkit with hundreds of active users, 7,000 weekly CLI runs, 5,000 GitHub stars, and over 100 million translated words. We've graduated from the world's best tech accelerator (Y Combinator) and raised venture funding to continue building developer tools that must exist but don't...

5Blue Software is seeking a Senior Full-Stack Developer to join an international team building an AI-powered B2B platform.You will own features end-to-end, from design to production, across frontend and backend, while applying an AI-first approach.You'll collaborate with engineering and product teams across time zones, use Claude Code or similar tools, and...

Apiux Tecnología busca un Desarrollador/a Full Stack Senior para unirse a un proyecto propio, con criterio técnico y impacto real en el producto.Ubicación: España; incorporación lo antes posible.El equipo es senior en Frontend, Backend y QA, trabajando 100% en inglés bajo Scrum.Se valora experiencia de 5+ años en desarrollo web, Node.Js para backend,...

Who we areHeritage is building the Modern Investment Office, supporting some of the most prominent families globally to achieve their capital enhancement and preservation goals.Our visionOur vision is to help clients build enduring wealth across generations by combining institutional-grade investment sourcing with personalized portfolio construction,...

Company:SimpleStudy is a consumer AI platform for students.We help them stay motivated to study their subjects - everything from Biology and Mathematics to Literature and Art.We are a remote team with a Lisbon office, having recently raised ~$4M seed round with incredible investors from Strava, OpenAI, and Meta.Team:Engineering is strong, anchored by Affan...

ZOE is seeking a Senior Full Stack Engineer with a frontend focus to transform marketing campaigns, pricing tests, and product launches into fast, reliable user experiences.You'll mainly work on zoe.Com and our acquisition paths, using TypeScript, React, and Next.Js, while occasionally touching Kotlin or Python backend services.You will join a Growth team...

We are knowmad mood! Obtenga más información sobre este puesto leyendo los detalles a continuación y luego envíe su solicitud para ser considerado.Somos una compañía líder en transformación digital, en constante evolución y a la vanguardia de la tecnología. Formado por más de 3.000 personas creativas, digitales e innovadoras conectadas a un...

We are looking for a hands-on Senior Data Engineer to act as the primary technical reference for building R&D data products.The role sits at the intersection of scientific domain, data platform, and engineering delivery.You will guide technical design and implementation across data engineering, analytics, AI and application components within an R&D data and...

Senior Software Engineer, Fullstack (Repayments UX)Remote SpainAt Affinist we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most.The Repayment UX Engineering team is growing, and we're looking for a Senior Full-Stack Software Engineer.We're a...

Super is a global technology group powering entertainment and fan-centered experiences.We seek a Senior Full Stack Engineer to shape systems across multiple engineering domains and drive critical functionality for millions of users worldwide.You will work with TypeScript, React, Node.js, and modern tooling to deliver scalable features, mentor teammates, and...

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 Developer based in Spain.Join an innovative Web3 technology environment developing advanced market intelligence solutions and next-generation decentralized trading infrastructure.As a Senior Full Stack Developer,...

Spain (Remote)Grafana Labs, the company behind the open observability cloud, is founded on the principles of open source, open standards, open ecosystems, and open culture.Grafana Cloud, our fully managed observability platform, is flexible and built for scale.With Grafana Cloud's actually useful AI, organizations can see, understand, and act on all their...

Senior AI-First Full-Stack EngineerMaxIT Consulting – Max Corporate Group is looking for a Senior AI-First Full-Stack Engineer to join a fast-growing European technology company building an AI-powered workforce platform for the healthcare sector.The company operates a multi-sided marketplace used by hundreds of hospitals and care organizations across...

YO AI Labs is seeking a seasoned Full-Stack Software Engineer to support an AI training project.This contractor role offers approximately 15 hours per week with flexible scheduling and fully remote work.You will develop across front-end and back-end, integrate APIs, review AI-generated code for quality, security, and performance, and adapt builds between...

Senior Full Stack Engineer (React & Java) We build and operate Connect, a SaaS platform for the beauty & wellness industry that helps entrepreneurs run their businesses more effectively, built by Treatwell. Our web products are used daily by tens of thousands of people across 13 European countries. Our teams own their areas from initial idea and design...

If you love getting hands-on with web security, cloud infrastructure and the emerging risks of AI and LLM integrations, you’ll feel right at home with us. At Metricool you will be able to do so with real ownership over how security and compliance get built into the product, not just audited after the fact.You will have the possibility to work 100%...

Affinist, a remote-first company operating across Europe, seeks a Senior Full-Stack Software Engineer for the Repayments UX team.You will own quarterly goals, guide engineers, and drive scalable features across web and mobile platforms.The role requires 4+ years of experience with React Native and web frameworks, plus backend skills in Python or Kotlin.We...