Senior Software Engineer (Vanilla JavaScript / WebGL)

Job not on LinkedIn

August 7

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Logo of Voovio

Voovio

Education • Enterprise • SaaS

Voovio is a company specializing in digital training solutions, focusing on the process industry. It provides digital replicas and simulators to assist companies in onboarding operators, reducing downtime, and increasing productivity by ensuring workforce competency. Voovio helps capture business-critical knowledge and address challenges like mass retirements and workforce churn. Their clients include large chemical and petrochemical companies, where Voovio's technology is used to train and onboard new talent efficiently, reducing operational risks and costs associated with downtime.

📋 Description

• Lead the design, development, and optimization of our proprietary JavaScript-based front-end library • Collaborate with cross-functional teams to define requirements and deliver new features • Write and maintain efficient, clean and reusable code with minimal external dependencies • Ensure high performance and compatibility across different browsers and devices • Develop interactive 3D experiences using WebGL where applicable

🎯 Requirements

• University degree in Computer Science, Engineering, Mathematics, or related field • At least 5 years of professional software development experience • Deep expertise in vanilla JavaScript, HTML5, and CSS • Experience building complex browser-based tools or libraries from scratch • Strong understanding of web technologies, browser behavior, performance, and layout/rendering • Solid mathematical foundation (e.g., geometry, linear algebra) and familiarity with WebGL is a plus • Excellent communication and collaboration skills • English level B2 or higher • Must reside in Spain and legally authorized to work here

🏖️ Benefits

• 100% remote work from anywhere in Spain • Flexible hours (8-hour workday; 7 hours in August) • Competitive salary • Optional benefits including restaurant vouchers, Caser Seguros discounts, etc. • Autonomy to lead technical design on complex systems • Ongoing learning and personal development support

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