Senior Infrastructure Engineer

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 strong Python Infrastructure Engineer! If you’re into building scalable infrastructure for cutting-edge AI systems, this position is for you. You’ll own the backend infrastructure behind our AI platform, develop the cloud setup that makes scale possible, and lead CI/CD and automation efforts. You’ll work closely with our dev teams and build the foundations that help everyone move faster.

Requirements: 4+ years of hands-on Python development experience - a MUST Strong AWS background, both architectural and operational Proactive, independent, and accountable Comfortable working solo, spotting gaps, and driving solutions Excited by solving infra challenges and helping others ship faster