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Justin Korn

Senior Unity Engineer specializing in games and interactive experiences

Test Jar LabsUSCSanta Monica, CA7 Years ExperienceSenior LevelWorks Remote

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About

Gameplay engineer with hands-on ownership of a computer-vision body-tracking system that powered Dance Break, a full-body dance game shipped across Windows, Mac, iOS, and Android and used at large live events like EDC Las Vegas and Alibaba CoCreate. Particularly strong in performance-sensitive Unity systems, cross-platform optimization, and multiplayer architecture decisions, with experience spanning mobile, VR, and deterministic networking.

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Key Strengths

  • Owned core gameplay systems end-to-end in Unity/C#
  • Deep expertise in computer-vision-driven gameplay input
  • Strong performance optimization across Windows, Mac, iOS, and Android
  • Architected abstraction layers around third-party SDKs for swapability and debugging
  • Improved body-tracking performance from ~40 FPS to 120 FPS on high-end Windows PCs
  • Stabilized mobile body tracking to maintain 60 FPS on iPhone and Android
  • Improved FTUE/accessibility by adding adaptive body-tracking strength controls
  • Pragmatic cross-platform shipping mindset
  • Strong multiplayer networking architecture judgment
  • Evaluates and pivots networking stacks based on gameplay feel and fairness
  • Hands-on debugging of latency, authority, jitter, and desync issues in multiplayer prototypes
  • Experience shipping across mobile and VR platforms

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Experience

CO-FOUNDER / CTOTest Jar Labs · Jan 2022 – Present
TECHNICAL LEAD + ENGINEERTest Jar Labs
LEAD ENGINEERBlindsight: War of the Wardens · May 2022 – Jan 2024
PART-TIME TECHNICAL ADVISORZeqa Network · Jan 2021 – Mar 2023part-time
LEAD ENGINEERMineceit · Jun 2019 – Nov 2020
PART-TIME TECHNICAL CONTRIBUTORBody Of Mine · Mar 2022 – May 2022part-time
SOFTWARE ENGINEERING INTERNWarner Bros. Games · Jun 2022 – Aug 2022internship
GAMEPLAY PROGRAMMER INTERNAirstrafe Interactive · May 2021 – Aug 2021internship
PART-TIME TEACHERiD Tech · May 2021 – Aug 2021part-time

Education

USCbachelor, Interactive Media and Game Design (2024)

Awards

  • Magna Cum Laude - University of Southern California

Languages

English

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Typically responds within 24 hours

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Justin KornSenior Unity Engineer specializing in games and interactive experiences