Game developer & programmer

Callen Betts.

Engineer, designer, and creator. Software engineering, game design, and everything in-between.

Guild Wars 3

Gameplay Engineer Intern - MMORPG (2026)

Guild Wars 3 is an MMORPG developed by ArenaNet. As a Gameplay Engineer Intern, I owned early iterations of critical gameplay mechanics and worked on multiplayer replication.

Trailer · ArenaNet / Guild Wars

Game Titles

All projects
Earthward project preview

Earthward

Developer - Roguelike RPG (2026), Unity

A multiplayer RPG about exploring underground worlds, crafting equipment, and reclaiming the surface. I developed the game in Unity, including terrain streaming and networking for 10+ players.

Midnight Delivery project preview

Midnight Delivery

Tech Lead, Content Designer - Adventure (2025), Unreal Engine

An adventure game built in Unreal Engine. I served as Tech Lead and Content Designer, working on quests, gameplay systems, shaders, and the build pipeline.

Bitlands project preview

Bitlands

Developer - 2D Action Platformer (2022), GameMaker

A 2D action platformer about overthrowing a corrupt king in a war-torn world. I developed the game solo in GameMaker and released it on Steam.

Koko: The Last Leaf project preview

Koko: The Last Leaf

Composer - 2D Adventure Metroidvania (2022), Construct 3

A fantasy metroidvania following the last of the leaf kind through a world of gods and magic. I composed the soundtrack.

Game Jams

Lilypad Lowdown project preview

Lilypad Lowdown

Programmer - Top-Down Action (2022)

A game jam action game about a frog protecting her children from a toad army. I programmed gameplay, combat, and progression systems.

Daisy's Quest project preview

Daisy's Quest

Programmer - Puzzle Comedy (2021)

A game jam puzzle game where your corpse becomes a platform. I programmed the gameplay and puzzle mechanics.