Your Idea Matters!
AT&T Online Hackathon

6 – 13 May 2025
Unlock your creativity and become the change-maker our world needs.
Join our online Hackathon where young minds discover challenges, spark innovations, and transform ideas into prototypes that shape the future.
Dive in, explore, and let your vision lead the way!
Online Hackathon – International
In May, as part of AT&T Software Symposium and celebration of 100 years of innovations in Bell Labs, we witnessed an incredible display of creativity, collaboration, and innovation during the international track of Symposium Hackathon.
Big Thanks to all the Mentors
A heartfelt thank you to all the incredible AT&T Mentors whose expertise and dedication made our event truly exceptional. By generously sharing their knowledge and guidance, they empowered students throughout their journey, offering invaluable tips and tricks to elevate their experience. Their support not only inspired confidence but also helped deliver products of outstanding quality and excellence. We deeply appreciate their commitment to nurturing the next generation of talent and making this event unforgettable.
Among other mentors mainly from TechDev Europe, I would like to name those, whose help stood out significantly from the rest:
Jan Michalčák – The Tech guru, for being the mentor lead, code reviewer and in the end even the Jury member
Jiří Višinka – for assistance in preparation, preparing the official communication, the web design and behind the scenes work during the Jury session and presentations.
Petr Novák – for assistance in preparation, valued ideas, mentoring and taking the uneasy jury duty
Daniel Tománek – for his valued ideas, HW related mentoring, maintaining the jury voting mechanisms and his jury duty
Zuzana Brančová – for assistance with preparation, multiple inputs, coordination with external partners, paperwork and communication.
About Hackathon
A Hackathon is a week-long event where you explore a dedicated track, identify a real-world challenge, and dive into creative brainstorming sessions to craft innovative solutions. With guidance from AT&T mentors, you’ll transform your ideas into a tangible demo and present your project to a panel of experts.
Discover, Create, Innovate

Discover & Plan
- Brainstorm Ideas
- Define your Goals
- Create a Roadmap
Start your Hackathon journey by exploring the chosen track. Look around to identify a problem that sparks your curiosity and could use an innovative fix.

Build & Test
- Develop the Core
- Divide tasks
- Test As You Go
Once you’ve found your challenge, dive into brainstorming. Let your creative ideas flow as you pick an answer that can make a difference.

Design & Prototype
- Keep It Simple
- Visualize Your Idea
- Focus on Foundations
Transform your concept into reality by developing simple, working demo prototype that showcases your innovative solution.

Pitch & Present
- Craft a Story
- Demo Your Product
- Highlight Value
Whether you demo your product live or through a recorded presentation, highlight the value and thought process behind your approach.
After a week of hard work, brainstorming, and prototyping of the teams from Czech and Slovak High Schools, the jury faced the difficult task of selecting the top projects from a pool of outstanding submissions. With every team presenting unique ideas and creative solutions, it was no easy feat to choose the winners. We are excited to announce the top three projects that truly stood out:
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| While we celebrate the top three winners, we want to take a moment to acknowledge and appreciate all the incredible projects submitted during the Hackathon. Each idea brought a unique perspective and showcased remarkable creativity and effort. The jury faced an exceptionally challenging task in selecting the winners, as every project demonstrated great potential and innovation. |
| Team GigaChat Gymnázium Šrobárova, Slovakia 4th Place: AI 3D Open world generation & models Demo Video Link |
| Team Tutti Frutti Tech Gymnázium & Trade Academy Orlová, Czechia 5th Place: Flowie app – AI-powered financial assistant Demo Video Link |
| Team SYS Error High School of IT Ostrovského, Slovakia 6th Place: ONYX app – health and exercise advices based on personal data Demo Video Link |
| Team Something Gustav Habrman’s Tech & Traffic School, Czechia 7th Place: Analyzing public opinion of brands using AI and data from news articles Demo Video Link |
| Team n+1 High School Purkyňova, Czechia 8th Place: AED Drone delivery for fast and effective medical rescues Demo Video Link Until next time As we wrap up this year’s Hackathon, we want to thank everyone once again for being a part of this incredible journey. The creativity, dedication, and passion of all involved made this event truly unforgettable. While this chapter comes to a close, we’re already looking forward to the next opportunity to innovate, collaborate, and tackle new challenges together. Sincerely Martin Branc, Associate Director of Technology Chairman of Symposium Hackathon Europe |
Innovation Tracks: Choose Your Path
Raspberry Pi

Join our Raspberry Pi track to revolutionize your daily indoor and outdoor experiences. Use versatile hardware and online simulators to create innovative, adaptive solutions that enhance every facet of life. Embrace creativity, improve daily living, and transform everyday challenges into exciting opportunities for lasting impact.
AI Track

Step into our AI track, where you’ll harness the power of intelligent agents to solve real-world challenges. Build creative applications, design effective prompts, and leverage AI innovations to redefine daily experiences. Unlock limitless possibilities as you drive transformative change in both indoor and outdoor environments.
AT&T Mentors will guide you
Throughout the Hackathon, you’ll have exclusive access to AT&T Mentors who are ready to guide, consult, and support you every step of the way. These experts are experienced makers, creative crafters, and proficient coders with broad expertise across various fields. They’ll help you shape your ideas, make the most of the resources available, and share invaluable tips and tricks for crafting a final presentation that will truly amaze the jury. With their guidance, you can elevate your innovation and confidently tackle any challenge that comes your way.
