Radisson Blu Seaside hotel, accommodation and catering is included for all participants, Helsinki, Helsinki
From Nov 23rd 2022
To Nov 25th 2022
A cash prize pool of 16.000€
Open call for University students in Europe interested in developing their knowledge in #3D avatars
See the website


With rapid progress of the processor capability of a mobile terminal, 3D interaction is a most important manner of future intelligent terminals. In the future, Huawei devices, such as mobile phones, watches, and even smart cockpits, more and more cool 3D visual effects will be widely adopted – giving users a more fluid, personalized experience. 3D Avatar and 3D Wallpaper are unique UX designs of Harmony OS.  

The challenge of this hackathon is to achieve high-quality and smooth wallpaper effects with 3D Avatar, based on Huawei’s 3D assets and in-house graphics engine and editor, within a given time.

The Huawei Tech Arena 3D Pre-Christmas Hack, will be  23-2 5 November as an on-site hackathon in Helsinki, Finland and is open for  all  Bachelor, Master or/and  PhD Students in European countries. The Hackathon is powered by Ultrahack.


Prizes include:

  • 16,000€ cash prize pool for winning teams.
  • The winning teams will have the chance to directly join the final interview for Huawei Finland 2023 Internship.
  • All participating teams will be provided free hotel accommodation. 

Learn more & Apply to join by 14th of November: 

Want to find out more about the challenges and opportunities with Huawei? 

Join the Informative Online Webinar on November 3rd. Register HERE.


Do you have the answer? Check out the challenges and formulate your solutions.
Your challenge in this hackathon is to create high-quality and smooth wallpaper effects utilizing 3D Avatar, based on Huawei Harmony OS’s 3D assets and in-house graphics engine and editor. Huawei Harmony OS includes assets such as a static wallpaper and a 3D avatar model, as well as some options for hair and clothes. Based on these, you can achieve a complete 3D wallpaper application which features makes it possible: - To statically render the wallpaper background - To dynamically render various effects in some areas of the wallpaper, such as light, shadow, smoke, and blur effects - To render a 3D avatar model with hair and clothing For the 3D avatar to perform a series of customized actions, such as spinning, walking, waving and more with a click or/and swipe. The concept should make use of the following components : - Mixed Reality User Interface - Utilization of city data sets - Use of 5G mmW connectivity This is a unique combination bringing together some AR, 5G mmW, and real city data sets in one place to inspire new use cases and application concepts. See potential solution examples and apply on

Prizes pool

Got your eye on the prize? See what's in-store for the hackathon winners below.
The winning teams will have the chance to directly join the final interview for Huawei Finland 2023 Internship.


Wondering what kind of hackers are needed to take on the challenges? Find them here.
Back, Front, or Full stack - you turn concepts into reality using sharp coding skills while listening to a hot playlist.
With your deep scientific background, you are able to design and build complicated machines and systems to drive a technical project.
Loves tinkering around with hardware and IoT. Your hands start to itch when you hear a great idea.
Idea generator
You spark creation with your original ideas and understand the problem at hand.
Who would use this solution? You have all the answers to bring the product to market and possess a business brain.
Not techie or a designer, but your magic touch will bring projects to life.
Data Scientist
You and data, it's a long story. A virtuoso that works magic with databases and adds a sprinkle of AI.
In your skillful hands, dashboards and applications gain clarity and style.
Radisson Blu Seaside hotel, accommodation and catering is included for all participants
23 November 2022 - 25 November 2022


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