Open Assessment Technologies (OAT) is looking for a Full Stack Developer to help us deliver world-class, open-source learning and assessment solutions.

You’ll work across frontend and backend, building robust, user-friendly web applications from end to end — from designing and implementing features to ensuring top performance, accessibility, and scalability. This is an opportunity to contribute to impactful educational technology projects in an international, multicultural environment.

🔍 What You’ll Do

• Design standalone systems or major new features in existing platforms.
• Build and customize frontend experiences using JS (Svelte, ReactJS), CSS, HTML5.
• Implement backend developments and platform customizations in Node.js or PHP.
• Work with SQL and NoSQL databases.
• Ensure cross-browser/mobile compatibility, accessibility, and performance.
• Write, test, and refactor clean, maintainable code following best practices.
• Participate in SCRUM ceremonies and provide accurate estimations for change requests.
• Mentor team members and share knowledge across the team.

👤 About You

• Fluent in English with strong communication skills.
• Proven experience in PHP (current version) and frameworks like Symfony, Slim, Laravel.
• Solid experience with SQL and NoSQL databases.
• Knowledge of AWS/GCP is a plus.
• Strong Git skills and understanding of Agile concepts.
• Security-by-design mindset and ability to debug and profile code efficiently.
• Empathetic team player who proactively contributes to collective success.

💼 What We Offer

• Competitive working conditions and salary package.
• Flexible working hours & 100% remote work.
• Social benefits and access to conferences, training, and certifications.
• Company and team events.
• International and multicultural work environment.
• Opportunity to work on a leading open-source learning platform.

At OAT, we believe technology can transform education for everyone, everywhere. If you’re passionate about building high-quality software that makes a real difference, we’d love to meet you.

🔗 Apply now or share with someone who’s a great fit!