Senior Software Engineer

Summary

Join Voovio, a global deep-tech company, as a Senior Software Engineer to lead the development of our proprietary library using JavaScript, CSS, and HTML5. This remote position, based in Spain, offers the opportunity to shape a key piece of our software stack and work with cutting-edge technologies. You will collaborate with cross-functional teams, ensuring performance, scalability, and maintainability of the library. A strong mathematical background and experience with WebGL are essential. Enjoy the flexibility of a fully remote work environment and competitive benefits.

Requirements

• University degree in Computer Science, Engineering, Mathematics, or related fields
• Minimum 5 years of proven experience in web development with expert-level proficiency in JavaScript, CSS, and HTML5
• Experience leading complex development projects, especially proprietary tools or libraries
• Deep understanding of web architecture, performance optimization, and responsive design
• Strong mathematical skills (e.g., geometry, linear algebra) with the ability to apply them in a programming context
• Excellent communication and teamwork abilities
• English B2
• Resident in Spain

Responsibilities

• Lead the development and continuous improvement of our proprietary library, ensuring its performance, scalability, and maintainability
• Collaborate with cross-functional teams to define requirements and deliver new features
• Write and maintain efficient, clean and reusable code
• Ensure high performance across devices and browsers by implementing the best practices for front-end development
• Optimize code and troubleshoot issues in the library and wider application ecosystem
• Develop interactive 3D experiences using WebGL

Preferred Qualifications

• Experience with WebGL
• Other programming languages like Python or C++
• Cloud services (AWS, GCP, or Azure)

Benefits

• Fully remote work, based in Spain with flexible hours (8-hours workday, 7 hours in August)
• Opportunity to lead key technical initiatives for the company, with the freedom to innovate
• Competitive salary
• Possibility of having additional discounts with Caser Seguros, restaurant vouchers, etc
• Ongoing learning and development opportunities, with the ability to set your own path
• 23 business days of annual leave