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The person behind the platform

Zirui Qiu

AI full-stack engineer · YCH-YOYO team member

Known in the yo-yo community as Pocket, Zirui Qiu brings a player's perspective to building YCH-YOYO's online platform. Alongside his Destiny signature yo-yo, he connects shopping, custom design and competition review through his work as the platform's full-stack lead. His personal website brings together this journey, independent projects and explorations in AI and computer vision.

Zirui Qiu, YCH-YOYO team member and Destiny signature yo-yo player

Building a platform around players

As YCH-YOYO's project owner and full-stack platform lead, Zirui connects the experience of choosing a yo-yo with the work that follows an order. His responsibilities span the storefront, accounts, checkout and order management, alongside online artwork editing, model previews and custom production workflows. He also builds tools for reviewing competition videos with the community. Across these parts of the platform, his focus is on helping players turn ideas into designs, follow their progress and learn from each performance.

From discovery to delivery

A connected storefront, account system and checkout help players choose products, while order management gives the team a clear way to follow up on purchases.

Make an idea visible

Online artwork editing and model previews help players explore a design before production. Review and tracking tools connect those ideas with the people who make them.

Learn from every performance

Competition video review and community scoring let players revisit a routine, compare perspectives and discuss the details that are easy to miss in the moment.

A player, before a platform builder

Zirui began yo-yoing in 2011 and practices both 1A string tricks and 2A looping. Known as Pocket, he brings that experience to the YCH-YOYO team and his Destiny signature yo-yo. Competition and judging remain part of his connection to the community.

  • 2019 Eastern Canadian Regional Championship — Open Division Champion
  • 2019 Canadian National Championship — Open Division Runner-up
Explore the Destiny signature yo-yo

Beyond the yo-yo platform

His personal website explores how ideas become working products. Discover mimimi, an independently developed desktop cat-spirit raising game and Japanese-style visual novel, alongside his work in AI products, full-stack engineering and computer vision research. It is a closer look at the projects and thinking behind the person building this platform.

Personal website