Flex
Senior Backend Engineer
$180K–$225K
Santa Clara, CA · On-site · Senior · Full-time · Posted Mar 23, 2026
- Experience
- 5+ years of Backend or Infrastructure Engineering experience.
About the job
Architects and builds backend infrastructure for FlexAI’s AI compute and PaaS platform, including services for AI workload scheduling, orchestration, and production deployment.
What you'll do
- Build Golang services and APIs for model deployment, job scheduling, and compute lifecycle management.
- Design scalable distributed systems and integrate platform services with AI runtimes, training pipelines, and inference infrastructure.
- Lead architecture and engineering standards, mentor engineers, and guide the backend infrastructure roadmap.
What they ask for
- Expert-level proficiency in Golang.
- Experience building production-grade distributed systems.
- Experience with infrastructure platforms, PaaS, or deep-tech systems.
- Strong experience with Kubernetes, Docker, and cluster orchestration.
Nice to have
- Experience with AI/ML platforms, model infrastructure, or data platforms.
- Familiarity with ML pipelines, inference systems, GPU-backed workloads, or PyTorch/TensorFlow infrastructure.
Pay
USD 180,000–225,000 per year (base salary)
Tools
Golang, Python, Kubernetes, Docker, AWS/GCP/Azure, gRPC, Prometheus, Grafana
AI focus
Builds infrastructure for AI workloads, including model training and inference, runtime integration, workload orchestration, and compute scheduling.
Model-written summary · the original posting is authoritative