Empleos de remote full-stack engineer - ruby on rails react en Barcelona

Are you an experienced Ruby on Rails developer ready to guide, mentor, and inspire a high-performing engineering team? Then this role could be the perfect next step for you. Who we are We are a pioneer in the wholesale blank apparel industry and a fast-growing global leader, providing high-quality products and exceptional service to customers worldwide. Join...

All roles Founding Full Stack Engineer (React / Python) We're making scientific computing invisible. Barcelona HybridSalary + real pre-seed equity Temple Compute is a deep-tech company founded by Barcelona Supercomputing Center ex-researchers. Our platform lets biotech teams, materials scientists, and AI researchers run complex simulation workflows...

Mindrift is looking for skilled Full-Stack Web App Developers (JavaScript/TypeScript + Python or Node) to join the Tendem project (https://tendem.ai/) and build interactive browser-based applications for real-world use cases. In this role, you'll apply your full-stack engineering expertise to design, build, and maintain functional, robust, and user-friendly...

The Senior Full Stack Engineer will build and own product features working 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...

Hello! We're starting something new at Factorial: Chats. It's a fresh area of the product, built around communication and, from day one, built with AI and agents doing real work in it, not just a chatbot bolted onto the side. There's no team page for this yet. No backlog gathering dust, no "how we've always done it." Just the problem, and whoever shows up...

About the role We are looking for a Senior Full-Stack Engineer to build across the whole platform: from the Go and Python services and event-driven pipelines that power it, to the React application our customers use every day. AI is not a side project here: agents and LLM-powered workflows are core to the product, and AI-driven development is core to how we...

BidMachine Exchange – a fast-growing global programmatic exchange built for the future of in-app advertising. BidMachine operates with a strong US foundation and an international presence, with teams across Warsaw, Barcelona, Parkland (FL), and remote experts around the world. We combine deep AdTech expertise, proprietary technology, and a...

Hello! At Factorial we're looking for a Junior Software Engineer to join our Platform Domain and help us boost our wider organisation to the next level. Since you'll be taking AI-generated applications and prototypes to production, you will interact with a very dynamic stack. You will work with modern web frameworks (like Next.js and TypeScript), backend...

About Workato Workato delivers enterprise infrastructure for the agentic era, redefining iPaaS and helping enterprises unify data, applications, processes, and AI into a single, governed platform. A leader in Enterprise MCP and trusted by 50% of the Fortune 500, Workato’s cloud-native architecture connects every application, data source, and process to...

About Joko is an AI shopping app that helps millions of users save time and money when shopping online or in-store. With Juno, our shopping assistant, they can find the right product at the best price in only a few seconds. What sets Joko’s AI apart is how well it knows its users. Its shopping recommendations feel personal from day one and get sharper...

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...

This role requires you to relocate to Auckland, New Zealand. We will provide visa and relocation support. About Halter At Halter, we’re on a mission to enable farmers and graziers to run the most productive and sustainable operations. Our customers are using Halter to break free from the time-intensive constraints of conventional practices. Imagine...

Who We Are Helsing is a defence AI company. Our mission is to protect our democracies. We aim to achieve technological leadership, so that open societies can continue to make sovereign decisions and control their ethical standards. As democracies, we believe we have a special responsibility to be thoughtful about the development and deployment of powerful...

Your Tasks The Product Detail Page (PDP) team is a cross-functional product team within the Webshop department, composed of a Product Manager, Product Owner, Data Analyst, QA Engineer, UX Designer, and four Software Engineers. The PDP provides users with a detailed, single-page view of a product to support informed purchasing decisions. It presents product...

Are you a seasoned IT leader with a knack for navigating the complexities of the e-commerce landscape? Do you relish the opportunity to drive technological innovation in a high-growth setting? Then this role could be the perfect next step for you. Who we are We are a pioneer in wholesale blank apparel and a fast-growing global leader, delivering high-quality...

About Qilimanjaro Qilimanjaro is building full-stack superconducting quantum computing systems, combining QPUs, cryogenic infrastructure, control electronics, racks, cabling, instrumentation, software and deployment infrastructure. Our Systems & Engineering division turns quantum processors into complete, reliable and scalable quantum computers. We are...

About the Opportunity At N26, security is the foundation of our bank. As one of the first banks completely hosted in the cloud—our security, resilience, and productivity standards require not only the use of a modern technology stack, but the building of teams in line with our principles and in the service of our product teams, the company, and our...

🚀 Full stack Software Engineer (Python & React) Tech Lead 📍 Barcelona based (Hybrid) 📑 Contract: Permanent or Freelance 🉐 Idioms required: English and Spanish mandatory 💡 Context & Mission For a global leader in IoT remote monitoring, working with 200 engineering partners and connecting 65,000 sensors worldwide, we are...

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a...