Empleos de fullstack senior developer en Barcelona

Tappx is hiring a Senior Java Backend Developer to join the Performance Tech team in our IT department. The role focuses on coding, debugging, and maintaining high-quality backend services in Java, with a hybrid/remote setup across Spain. You will work across the application lifecycle, gather requirements, and collaborate with data and product teams to...

Lever, Inc. is seeking a Senior Software Developer (Node.js/Python) based in Spain. You will design, develop, and operate scalable backend services and AI-enabled components, collaborating with AI engineers and cross-functional teams to deliver production-grade APIs. You will own technical decisions, enforce coding standards, and mentor peers while working...

Mercanis is building an AI-powered procurement platform and seeks a Senior DevOps Engineer to own the AWS infrastructure, CI/CD pipelines, and observability. You will work across services to secure, scale, and improve developer experience in a remote-first team.You will design cloud-native solutions, implement IaC, and drive incident response while...

Who We Are:Who We Are:Alpaca is a US-headquartered, global leader in agent-first brokerage infrastructure for stocks, ETFs, options, crypto, fixed income, 24/5 trading, and more.Amongst our subsidiaries, Alpaca is a licensed financial services company, serving hundreds of financial institutions across 40 countries with our institutional-grade APIs. This...

**¿Quiénes somos?** Neotalent Conclusion es una de las mayores especialistas del mercado ibérico en captación y gestión de talento informático y de ingeniería. Como parte del grupo neerlandés Conclusion, que se compone por un ecosistema de 25 empresas y 3.600 empleados, nos centramos en aumentar la capacidad tecnológica de nuestros clientes y...

About the Job In your role in Application Support, you will ensure the seamless operation and management of applications within the managed portfolio. Your expertise will be crucial in performing regular updates and patches to maintain application security and compliance with licensing agreements. Your role also involves monitoring application performance...

JobFluent is seeking a Senior DevOps/SRE Engineer in Barcelona to take charge of their cloud platform. The role emphasizes ownership of both classical platform work and AI infrastructure performance, costing, and reliability. The ideal candidate will drive improvements in CI/CD, developer productivity, and manage AI workloads, contributing essential...

Grupo TECDATA Engineering busca un Senior Full Stack Developer con experiencia en Angular, Java y herramientas de IA generativa para impulsar el desarrollo de aplicaciones empresariales de alto rendimiento. La posición abarca todo el ciclo de desarrollo, del frontend al backend y APIs, con uso habitual de IA para mejorar productividad y calidad de...

Tecdata Engineering busca un Senior Full Stack Developer con experiencia en Angular y Java para desarrollar y mantener aplicaciones empresariales de alto rendimiento. Se trabajará en el ciclo completo, desde frontend hasta backend y APIs, utilizando IA generativa para mejorar productividad y calidad. Se requiere experiencia con Angular/React/Vue, Java y...

About The RoleAmenitiz is an all-in-one hotel management platform built for independent hoteliers — PMS, channel manager, booking engine, and website builder in one place. Organic search is one of our most strategic acquisition channels, and this role sits at its centre. As Senior SEO Specialist, you'll own the end-to-end organic search strategy across...

Join Proton and build a better internet where privacy is the default At Proton, we believe that privacy is a fundamental human right and the cornerstone of democracy. Since our inception in 2014, founded by a team of scientists from CERN, we have dedicated ourselves to providing free and open-source technology to millions worldwide, ensuring access to...

Job Description UL Solutions is seeking a Senior Storage Advisory Expert to play a key role in delivering high-impact renewables projects and transactions across EMEA (Europe, Middle East, and Africa). This is a client-facing, transaction-focused position within our growing Renewables Advisory business, offering strong exposure to leading developers,...

We are looking for a Senior Software Engineer to join our IPfolio Software Engineering team in Barcelona. This is a hands-on role focused on developing secure, scalable enterprise software on the Salesforce platform. You will work across the full software delivery lifecycle, contribute to architecture and clean-code practices, and share your knowledge within...

Your mission at Mercanis At Mercanis, we are building the Agentic AI Procurement Suite that powers the procurement of tomorrow, digital, transparent, and intelligent. We are a small, collaborative engineering organization where Platform & Infrastructure plays a key role in keeping our systems reliable, secure, scalable, and ready for AI-driven product...

Novanta in Barcelona is seeking a proactive Fullstack Developer to join the Operations & Automation flow. You will bridge software development and operational excellence, owning in-house test and quality software for RFID hardware and leading digitalization projects from start to finish. You will evolve applications from on-premise tools to secure...

About the Team Our Technology team drives the evolution of our Engineering, Data, Product and User Experience functions. Within this group, the GenAI Experiences team builds generative AI products that define the future of news and business intelligence for millions of users across the Wall Street Journal and Dow Jones brands. Through our Co-Engineering...

About MONEIMONEI is revolutionizing omnichannel payments for top brands across Southern Europe. Our award-winning serverless architecture even earned recognition as the AWS Startup Architecture of the Year (Iberia region). With rapid global expansion underway, we’re building the future of payment processing—and we want you on our team.The RoleThis is a...

A specialized AI opportunity platform is seeking a Senior Python Developer to create functional tests and manage Docker environments. Ideal candidates should have over five years of software engineering experience, with expertise in Python and deep functional testing skills. The role offers remote, flexible participation at a competitive rate based on...

Are you passionate about shaping the future of Digital Health? Join Boehringer Ingelheim's IT Marketing & Sales organization and help enable scalable digital-health solutions across Healthcare Professional, Patient Services and Commercial functions.As Senior IMPS Framework Lead, you will own the technical integrity, controlled evolution, governance and...

Senior Backend Developer | C# & .NET | BarcelonaBuscamos un/a Senior Backend Developer especializado/a en C# y .NET para incorporarse al equipo de Digital Marketing & Sales de una compañía internacional líder en su sector, con presencia en más de 60 países y un equipo global de más de 20.000 personas.Barcelona | Modelo híbridoEl equipo está inmerso...