Staff Software Engineer: AI Agent Platform Lead

Apostra is building the future of programmatic advertising with AI agents, delivering real-time, high-throughput systems for autonomous decision-making across DSPs/SSPs. You will lead the backend platform, architect APIs, and define agent interfaces and authentication patterns, while mentoring engineers and shaping the technical direction.

This Fullstack role leans backend (80/20) with heavy emphasis on distributed systems, REST and event-driven architectures, and scalable data stores.