Empleos de full-stack java react engineer hybrid flexible hours en Barcelona

We're looking for a **Senior Full Stack Product Engineer** to join our dream team and help us release the best web products for our innovative, industry-leading products. If you're a highly motivated person with a real interest in tech, a passion for building cutting-edge products, and opinions about what gets built and not only how it gets built,...

Mechanical Engineering R&D - Additive Manufacturing Description - This role is responsible for designing, developing and validating mechanical solutions for additive manufacturing systems. As part of the Mechanical Engineering R&D organization within the Additive Manufacturing business, the engineer contributes to the development of complex mechanical...

Senior Platform Engineer (DevOps & SRE are welcome! 👋) - (Hybrid)As you contemplate your future, you might be asking yourself, what's the next step? Start your journey with us!We're seeking an experienced  Platform Engineer to join our Platform As A Service team  in Barcelona (Hybrid) to play a key role in shaping the direction of the platform, driving...

We are working with a leading French health-tech group, one of the major players in information systems for the Healthcare sector, with close to 6,000 employees across more than 10 countries.This position sits within the French team that provides cross-functional support to the company's main Healthcare business unit. It's a cross-team role: the person will...

About UsPerk (formerly TravelPerk) is the intelligent platform for travel and spend management. Built to tackle the time-consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more. By eliminating this shadow work that wastes hours, erodes morale, and saps innovation,...

**The Role** Openchip is building new RISC-V chips with security at heart, enabling safer and more privacy-respectful execution of data processing workloads like AI models. As a Senior Offensive Security Engineer, you will help to ensure that our software and systems are designed and implemented to the highest security standards. You will perform technical...

Your Mission: Shape the Future of Retail Experiences   At GK – a global leader in retail technology and part of the Fujitsu Group, specializing in checkout, store operations, and customer experience – you’re not here to maintain the status quo — you’re here to disrupt, innovate, and elevate. As a Fullstack Developer (all genders) you’ll be the...

We're looking for a proactive and driven **Product Engineer** for one of our clients to build and deliver impactful features that make a real difference for restaurant operations. **🎯 Responsibilities** - Design, build, and maintain a full-stack platform and AI Agents - Focus on delivering outcomes and overcome challenges - Architect scalable solutions...

About UsCareerOS is a B2B2C career platform serving 100+ top MBA programs worldwide - including Oxford, INSEAD, London Business School, Georgetown, and Notre Dame - along with 30+ employers. We help 500K+ users land jobs they love, and we're growing with real revenue (not just runway).We're a small, high-output team of 5 engineers based in Barcelona, scaling...

About UsPerk (formerly TravelPerk) is the intelligent platform for travel and spend management. Built to tackle the time-consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more. By eliminating this shadow work that wastes hours, erodes morale, and saps innovation,...

 We are looking for a Lead Software Engineer to join our Life Sciences team in Barcelona. You will play a key role in Pathfinder, a strategic new initiative focused on designing and delivering a modern, scalable, and maintainable application that will have a meaningful impact on the life sciences industry.As part of a cross-functional team, you will work...

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 World-Changing Company at Lifebit At Lifebit, we're driven by the mission to make complex data analysis simpler and more accessible. We empower key institutions worldwide to revolutionize their data utilization and technology integration. Lifebit is powering the world’s federated data platforms for population-scale health and life sciences. Our Federated...

Job Description:Company OverviewRakuten TV is a leading streaming platform, available in 42 countries of Europe, which offers premium Hollywood and local content across various types of access: Transactional Video-on-demand (ie buy or rent movies), AVOD (advertising-based on-demand content) or FAST (linear free TV channels with ads). Rakuten TV forms part of...

## **Job Reference** 441\_26\_AII\_LM\_RE2 ## **Position** AI Agent & Tool-Use Engineer (RE2) ## **Closing Date** Thursday, 22 October, 2026 **Reference:** 441\_26\_AII\_LM\_RE2 **Job title:** AI Agent & Tool-Use Engineer (RE2) **About BSC** The Barcelona Supercomputing Center - Centro Nacional de Supercomputación (BSC-CNS) is the leading...

 Smadex The teamYou will join our core engineering team, a collaborative group of experienced engineers responsible for enabling complex data to be available in the real-time bidding platform for the Machine Learning models to use. We foster a fast-paced, supportive environment where knowledge sharing is key. We value autonomy and will...

Smadex The teamYou will join our core engineering team, a collaborative group of 8 experienced engineers responsible for maintaining and evolving the real-time bidding (Open-RTB) auction system that powers our entire business. We foster a fast-paced, supportive environment where knowledge sharing is key. We value autonomy and will provide the platform for...

Smadex The teamYou will join our core engineering team, a collaborative group of 8 experienced engineers responsible for maintaining and evolving the real-time bidding (Open-RTB) auction system that powers our entire business. We foster a fast-paced, supportive environment where knowledge sharing is key. We value autonomy and will provide the platform for...

We’re looking for a Lead Software Engineer - Al Product development (Full Stack) to join our Cortellis team in Barcelona, where you’ll build high-impact product features powered by Generative AI and modern software engineering practices. In this role, you’ll take ownership of end-to-end delivery, driving the design and implementation of scalable...

People Support Specialist - International (AI-Driven Operations) - (Hybrid)As you contemplate your future, you might be asking yourself, " What's the next step?’’ Start your journey with us!We're seeking an experienced People Support Specialist to join our international People team in Barcelona (Hybrid) to serve as a key operational pillar across our...