Unity
Senior Backend Engineer, Vector AI
$166K–$273K
Mountain View, CA, USA +1 · Senior · Full-time · Posted Oct 9, 2026
- Location
- Mountain View, CA, USA
Bellevue, WA, USA
About the job
Build and operate distributed backend systems that serve large-scale online model inference for ad ranking and bidding decisions.
What you'll do
- Design and deploy backend services and distributed systems for billions of daily inference requests, focusing on low latency and high throughput.
- Set technical direction for the inference platform and collaborate with ML engineers to scale online serving as models and volumes grow.
- Manage GCP infrastructure and Kubernetes workloads, and maintain production reliability using monitoring, observability, and DevOps/SRE practices.
What they ask for
- Experience designing, deploying, and maintaining distributed systems at scale.
- Expertise in Golang for high-performance, low-latency backend infrastructure.
- Hands-on experience with GCP and Kubernetes.
- Experience in ad tech, recommender systems, real-time personalization, or another performance-critical domain; familiarity with Prometheus and Grafana is also requested.
Nice to have
- Experience with NVIDIA Triton Inference Server or other ML inference servers.
- Familiarity with auction mechanics or bidding systems in ad tech.
Pay
$165,600 - $273,400 USD (base salary)
Tools
Golang, GCP, Kubernetes, Prometheus, Grafana, Docker, CI/CD, NVIDIA Triton Inference Server
AI focus
Build and operate infrastructure for large-scale online model inference, including low-latency, high-throughput serving for ad ranking and bidding; partner with ML engineers to support growing model complexity and inference volumes.
Model-written summary · the original posting is authoritative