A winning ad could change the trajectory of a mobile game. The only way to consistently find winners is to explore more, faster, and smarter than anyone else.Sett is a UA creative performance platform for mobile gaming. We build agentic AI systems that analyze performance data, generate diverse playable and video ad concepts, deploy them to ad networks, and continuously learn from the results. The full creative loop. Automated, and done better than humans only.           Our system doesn't remix templates. It creates fundamentally different creative hypotheses, each one built from real performance signals.Sett is looking for a HTML5 Developer with an AI orientation to join our out-of-this-world adventure.If you’re passionate about building web games, love rapid prototyping, and AI genuinely excites you, this role is for you!You’ll work at the intersection of web, gaming, and AI, helping turn prompts into high-quality web games through cutting-edge generative pipelines that you’ll help improve, pushing them toward more control, more variety, and more “game feel.”