Senior Full-Stack Developer
About The Position
OpenNebula Systems is seeking a Senior Full-Stack Developer to join their distributed, fully-remote, international team. The role involves working on the development of the OpenNebula open-source cloud management platform and its new strategic project in edge computing. The company is a leader in cloud infrastructure and the global open-source community, focusing on creativity, innovation, collaboration, open communication, and iterative work. The developer will contribute to both front-end and back-end development, with a stronger focus on front-end, delivering robust and maintainable features. Experience in Linux environments is important, and exposure to virtualization, CLI tooling, Ruby, or cloud infrastructure is a plus. The role offers the opportunity to work on next-generation edge and cloud strategies for leading enterprises.
Requirements
- Bachelor’s or Master’s degree in Computer Science, Information Technology, or Engineering.
- 3+ years of professional software development experience in real production environments, with experience beyond purely front-end work.
- Hands-on experience developing web applications across both front-end and back-end components.
- Experience developing and maintaining user-facing web applications in production.
- Experience collaborating on software projects using modern development workflows, version control, and technical documentation.
- Strong web development experience with React, Angular, or Vue; 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.
- Comfortable using command-line tools and troubleshooting development environments.
- Intermediate to Advanced English level (B2 or higher).
Nice To Haves
- Experience with Cypress.
- Knowledge of virtualization, Ruby, or OpenNebula/similar cloud platforms is a strong plus.
- Full-stack mindset, with the flexibility to contribute across front-end and back-end development rather than working in a narrowly defined area.
- Strong self-management and accountability, with the ability to take ownership of tasks and deliver work independently.
- Clear communication skills and the ability to explain your developments, technical decisions, and proposals to others.
- Collaborative and pragmatic approach, with a willingness to work closely with teammates and contribute to shared technical decisions.
- Product-oriented mindset, with the ability to turn ideas and requirements into maintainable, production-ready software.
- Curiosity and adaptability to broaden your knowledge over time into areas such as virtualization, networking, cloud infrastructure, or other parts of the OpenNebula stack.
Responsibilities
- Design, develop, and maintain features across the OpenNebula web interface, working primarily on front-end development while contributing to back-end components when needed.
- Own the implementation of new features from development through testing, documentation, and delivery.
- Write well-tested, maintainable code with strong test coverage and a focus on long-term software quality.
- Troubleshoot and solve development issues across the front-end/back-end boundary in Linux-based environments.
- Produce clear and concise technical documentation and explain your developments and technical decisions to the team.
- Proactively propose ideas and improvements to the product, codebase, and development practices.
- Collaborate closely with other developers and contribute beyond a single layer of the stack as priorities evolve.
Benefits
- Competitive compensation package
- Flexible 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)
- Engineering First Culture where your opinion matters
- Exposure to a broad technology ecosystem
- Encouragement of learning and researching new technologies and methods as part of your everyday duties
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What This Job Offers
Job Type
Full-time
Career Level
Senior
