Justin Fleming

Live game systems upkeep across three years of Destiny 2 expansions and seasonal content. Collaborated with cross-functional teams and product management to build new items, store-front experiences, events, and progression systems. Designed and implemented the Holo chip system, a new animated cosmetic customization item. Created and updated automation scripts for item creation, saving about 80 hours per release and enabling designers across teams to create in-game rewards for their areas. Designed and implemented events and quests for Arms Week and Guardian Games 2026 to improve retention via new rewards and progression. Built seasonal and event schedules for Eververse MTX storefront and the Rewards Pass to deliver engaging reward and progression pacing. Developed internal design documentation and served as a main point of contact for related workflows for other investment designers.

Designed and built new features and content for engagement and monetization systems on Halo Infinite’s free-to-play multiplayer PvP product. Designed and implemented daily and weekly challenges to encourage players to engage with a variety of game modes while bringing players back each week. Used player data to balance Rewards Pass completion rates so less active players gained more progress and motivation without overwhelming highly active players. Built a custom tool enabling designers to easily create new daily challenges, reducing challenge-related bugs per release and accelerating recurring challenge system design tasks.

Managed multiple remote co-development teams to produce new and exciting mobile games and iterate quickly with new updates every two weeks. Analyzed market trends and prototyped new games using mechanics and ideas aimed at delighting casual mobile gamers. Managed production for three game releases every two weeks, ensuring teams delivered so new iterations could be tested quickly with live audiences. Coordinated with stakeholders, data analysts, artists, and developers to rapidly create fun new mobile games. Used gameplay data to balance and adjust gameplay values to improve user funnels and meet retention targets across 1-day, 3-day, and 7-day time horizons.