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# Senior Full-Stack Developer

- **Company:** Malwarebytes
- **Location:** Spain (Remote available)
- **Salary:** €70,000.0
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Artificial Intelligence, Software Quality, Continuous Integration, Python (Programming Language), Node.Js, Ruby, TypeScript, WebSocket, Apache Yarn, ReactJS, Large Language Models, Backend, Webpack, Material UI, Graphql, Front End Software Development, Api Design, Docker
- **Published:** June 18, 2026
- **Apply:** https://es.indeed.com/viewjob?jk=12e03c59ed6f2f07

## About the Role

Do you have experience in UI?, * Proven experience building frontend applications and UI components with TypeScript and React

 * Solid backend experience with API development (Ruby, Node, Python, or Java)
 * Hands-on experience with GraphQL and understanding of REST principles
 * Knowledge of API scalability, performance, and real-time patterns (WebSockets a plus)
 * Familiarity with build, packaging, and deployment (Webpack/Vite, npm/yarn, Docker, CI/CD)
 * Strong computer science fundamentals and ability to solve complex problems
 * Deep focus on code quality, testing, and maintainability
 * Passion for AI technologies, with experience integrating LLMs, agents, or AI features into production systems



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