Coherent Solutions seeks a backend engineer to join a high‑throughput SSP software team. You will own complex backend initiatives end‑to‑end, building low‑latency services for billions of ad requests daily and integrating with DSPs/SSPs and OpenRTB/VAST standards. You will work with distributed systems, Redis, Kafka, Aerospike, and streaming pipelines, while applying an AI‑first mindset and SRE practices across testing, monitoring, and on‑call support.