Senior GenAI Software Engineer (North America)

Architect and ship end-to-end AI systems for generating ad creatives (including interactive playables) by combining code generation, multimodal asset generation, and production-grade pipelines; rapidly prototype against real creative problems and scale proven concepts to production; collaborate with creative strategists and builders to translate craft into scalable systems; design robust guardrails and quality gates to handle variability in AI output; build evaluation infrastructure for subjective quality assessment, human-in-the-loop review, and A/B testing against real ad performance; drive innovation through researching new model capabilities and proposing initiatives as the frontier advances; mentor the team and elevate engineering practices in an open-feedback environment.