People In AI is a well-funded AI company focused on building real-time infrastructure for ML-based advertising. They are seeking a Tech Lead Software Engineer to own the architecture and delivery of a high-throughput, low-latency bidding platform, collaborating with top-tier product and infra teams.
Responsibilities:
- Lead the design and implementation of real-time systems for ML-based ad decisioning
- Build low-latency, high-throughput infrastructure for bidding and signal orchestration
- Define scalable service boundaries and deployment patterns across the stack
- Translate ambiguous product goals into concrete, testable system designs
- Mentor other engineers and help shape engineering culture and processes
- Ensure systems are observable, resilient, and reproducible in production
Requirements:
- Experience building distributed systems at scale, ideally in ads, recsys, or real-time domains
- Hands-on expertise with low-latency architecture and data infrastructure
- Proficiency with compiled languages such as Go, Rust, or Scala
- Ability to thrive in ambiguity and lead zero-to-one technical projects
- Strong sense of ownership and ability to balance speed with technical rigor
- Previous startup experience or a builder mindset is a plus