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Listening to FKJ or Defected Radio
Listening to FKJ or Defected Radio


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Hi there 👋

I am 郑昊天 (HAOTIAN ZHENG). I usually go by the alias JustinFincher or JustZht on the Internet. He/Him.

  • 🤔 I do iOS / Android / Unity development (and graphic design is my passion)
  • 👨‍💻 I'm currently working on some indie projects, including:
    • 🌏 Epoch, a space game with procedurally generated universes.
    • 🗺 UniLWP, a robust Unity live wallpaper solution for Android and macOS.
  • 💡 Visit my Resume and Portfolio if you want to know more about me!
  • 🤗 Drop me a message via Twitter DM or Email.
  • 💬 Have a great day!


  1. Show off your GitHub contributions from your lock screen 📱

    Objective-C 475 36

  2. 🔘 Multi choice circle button with cool 3d parallax effect, but seriously don't use this in production now, I will rewrite it to a delegate based UIControl when I am available.

    Objective-C 378 41

  3. 📺 tvOS Button with Parallax Effect (ObjC)

    Objective-C 162 13

  4. WWDC20 Swift Student Challenge Winner (Actually a WWDC 19 project but reworked & rebranded)

    Swift 45 3

  5. Open-sourced version of UniLWP.Droid, an Android live wallpaper solution for Unity 2019.3+

    29 6

  6. [WWDC 22 Swift Student Challenge] Pegboard, a SwiftUI based node-editor workspace for game dev and more

    Swift 139 9

668 contributions in the last year

Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Mon Wed Fri

Contribution activity

September 2022

Created 1 commit in 1 repository

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