Senior Full-Stack Engineer — 100% Remote

A global leader in language services is seeking a Senior Full Stack Engineer to modernize their core application and develop new features. The role involves working with experienced engineering teams on a cloud-native tech stack, focusing on both front-end and back-end functionalities. Ideal candidates will have extensive experience in .NET and a solid...

A leading software development company in Zaragoza is looking for a Full Stack Engineer (Senior/Lead) to join their agile team. The ideal candidate will have over 5 years of experience building scalable systems and proficiency in ReactJS, NodeJS, and React Native. Responsibilities include developing new features and ensuring application performance. The...

We’re launching a new team dedicated to modernizing and expanding one of our customer-facing tools — and we’re looking for a Senior Full Stack Engineer to help build it from the ground up This isn’t a legacy product handoff: you’ll be joining at the very start, shaping both the technical direction and the team culture from day one The current...

Treatwell is seeking a Senior Full Stack Engineer (React & Java) to build and operate Connect, a SaaS platform for beauty and wellness across Europe. You will own features from database to UI, pair with cross-functional teams, and focus on testing, observability, and scalable architectures. The role emphasizes a DevOps mindset, data-driven decisions, and...

Explore Group is seeking a Senior Full Stack Engineer for a fully remote six-month contract. You will work across the stack to deliver scalable e-commerce features, with a strong emphasis on AI-assisted development tooling.The role demands hands-on expertise in React and Node.Js, with a track record of production-grade deployments and an autonomous working...

Shakers is seeking a Freelance Senior Full-Stack AI Engineer to turn generative models into trusted production systems. Work 100% remotely for a 6-month engagement, collaborating on Vercel v0 Platform API-based harnesses and LLM workflows. You will build with ReactJS, TypeScript, Next.js, Node.js, REST/GraphQL, and PostgreSQL, and automate GitHub and...

Jobgether is seeking a Senior Full Stack Engineer in Spain to join a remote-first, product-focused team building SaaS for governance and business processes. You will develop features with F#, ASP.NET Core, React.js, and TypeScript, shaping architecture and product direction.You will own features end-to-end, collaborate across product and engineering, and...

Jobgether is seeking a Senior Software Engineer (Laravel | Next.js | PostgreSQL) based in Spain to join an established engineering team. You will work across the full stack, contributing to migrations, API integrations, and performance optimization for a large-scale web application. You will mentor peers, influence architecture, and collaborate with DevOps...

N-iX is looking for a Senior Full Stack Engineer in Spain. In this role, you will design and implement APIs in Go and build user-facing features in React. Collaborating with a cross-functional team, you'll ensure high performance experiences for users. Ideal candidates will have 5+ years in software development with strong experience in backend APIs,...