Senior/Medior Backend Developer

On-site
Prague
Part-time, Full-time
Updated at 11. 11. 2025

🦊 What we do:

Our mission at Foxino is to revolutionize education through innovative and engaging learning experiences. We are committed to developing the best education platform and making it accessible to everyone. But we’ve got much more left to do — and that’s where you come in!

At Foxino, we're changing the game in education. Our platform leverages insights from cognitive science, pedagogy, and gaming to revolutionize learning. With Foxino, students learn twice as fast thanks to personalized experiences, while teachers save up to 8 hours a week. Our innovative approach tailors learning to individual needs, accelerates learning speed, and provides essential tools for home-based learning support. 📚

🚀 You will...

Develop and enhance the backend infrastructure of Foxino.
Evaluate, integrate, and deploy new technologies across IT systems.
Collaborate with frontend team to bring engaging and user-friendly designs to life.
Implement scalable backend solutions using SQL and Kotlin/Java
Ensure the reliability and performance of our backend systems.
Address technical challenges with scaling the backend for global solutions.
Participate in code reviews and provide constructive feedback to team members.

🎮 You have...

Minimum of 3 years of experience as a backend developer, crafting scalable backend systems.
Strong understanding of SQL and experience with relational databases.
Experience with Kotlin.
A keen eye for detail and a passion for creating efficient backend solutions.
Familiarity with microservices architecture and best practices.
The ability to work collaboratively in a fast-paced environment.
Excellent problem-solving skills and a proactive attitude.
Enthusiasm for education and a desire to make a positive impact.
We love working together from one place, so we require your presence in the office in Prague 3-4 times a week.

⭐ Outstanding candidates will have...

Experience working in a high-paced tech startup.
Sense of humor and a positive attitude.
Internal motivation to bring something new to education and change the status quo.

Why you should join us:

🎨 We offer you a space to influence the product and include your ideas in the future development.
🌍 Join a seed-stage startup with huge potential to disrupt global education.
🔑 Play a key role in the company and contribute to its growth.
💼 Financial stability and a long runway, supported by top-tier investors.
🎓 Be part of the Harvard Innovation Lab and access world-class advisors and opportunities.
🌟 Enjoy a friendly team of professionals with a passion for education and gaming.
🚀 Beautiful office in the City Center (Sporkuv Palace) with the option for remote work.
📚 Opportunities for professional growth, including attending or speaking at conferences.

Join our team full of talented individuals and let's change the future of education together!

At Foxino, passion for innovation, creativity, and professional growth go hand in hand. Come explore new possibilities with us and shape the future of digital learning.

We look forward to meeting you! 👋

🕵️‍♂️ Disclaimer:

You probably haven't heard about us because, truth be told, we like to hold off on the marketing hype until we've got some real business results to back it up.

🇨🇿 📍 Please note

We’re looking for candidates based in Prague who can work on-site at our office in Šporkův Palace several days a week.
This role is not remote — we believe the best ideas happen face to face.