Software Engineer, Caching Infrastructure

Job summary

Responsibilities

We’re looking for an experienced engineer to help design and scale this critical infrastructure. The ideal candidate has deep experience in distributed caching systems (e.g., Redis, Memcached), networking fundamentals, and Kubernetes-based service orchestration.

• Design, build, and operate OpenAI’s multi-tenant caching platform used across inference, identity, quota, and product experiences.
• Define the long-term vision and roadmap for caching as a core infra capability, balancing performance, durability, and cost.
• Collaborate with other infra teams (e.g., networking, observability, databases) and product teams to ensure our caching platform meets their needs.
• Have 5+ years of experience building and scaling distributed systems, with a strong focus on caching, load balancing, or storage systems.
• Have deep expertise with Redis, Memcached, or similar solutions, including clustering, durability configurations, client-side connection patterns, and performance tuning.

Tech stack

• Kubernetes