Staff Backend Software Engineer - Performance

Vibe.co is an Audience First Streaming TV Advertising platform, now a Walmart company. The Staff Backend Software Engineer - Performance role involves owning the pacer and bidder, improving bidding/pacing, raising team's ceiling, and distributing critical system knowledge. The team works on auction dynamics, identity graph, and feedback loops for CTV performance advertising. The role requires shipping measurable improvements to CPx, pacing accuracy, or win rate within three months. The work is a

Shipped backend systems in a strongly typed language (C++, Rust, Go, Scala, Java) at production scale. Debugged distributed systems under real traffic. Worked inside a DSP, SSP, or bidder. Built or tuned pacing algorithms or PID controllers. Solid grounding in probabilistic reasoning and statistical modelling. Nice-to-haves: scale-up experience, ML systems in production, real-time data pipelines, Redis, Kafka.