For over a decade now, OpenNebula Systems has been building the open source technology that helps organizations around the world to manage their corporate data centers and build Enterprise Clouds with unique, innovative features.
Born back in the day as an open source platform for Private Clouds, OpenNebula is a powerful, but easy-to-use, open source Cloud willingness to work primarily with React in the day-to-day role.
Practical experience with Node.js, NPM, and modern JavaScript development workflows.
Comfortable working independently in Linux-based development environments (e.g., RHEL/AlmaLinux, Ubuntu/Debian).
Use of version control systems such as Git and experience with automated testing practices; Cypress experience is a plus.
Comfortable using command-line tools and troubleshooting development environments.
Knowledge of virtualization, Ruby, or OpenNebula/similar cloud platforms is a strong plus.
Language Skills Intermediate to Advanced English level (B2 or higher) is required.
Soft Skills Competitive compensation package and Adaptable Remuneration Options: Meals,



Transport, Nursery/Childcare...
Customized workstation (macOS, Windows, Linux any distro is welcome) Private Health Insurance 6 hours workday on Fridays and everyday during August PTO: Holidays, Personal Time, Sick Time, Parental leave.
All Remote company with bright HQ centrally located in Madrid, and offices in Boston (USA) and Brno (Czech Republic) Healthy Work-Life Balance : We encourage the right for Digital Disconnecting and promote harmony between employees personal and professional lives Flexible hiring options: Full Time/Part Time, Employee (Spain/Usa) / Contractor (other locations) We are building an awesome, Engineering First Culture and your opinion matters: Thrive in the high-energy environment of a young company where openness, collaboration, risk-taking, and continuous growth are valued Be exposed to a broad technology ecosystem.
We encourage learning and researching new technologies

📌 Senior Developer (España)
🏢 OpenNebula Systems
📍 España