Senior Software Engineer, Cloud Data Storage

ROLE SUMMARY Cloud Data Store (CDS) owns the storage, retrieval, and lifecycle of all workflow data at planet scale. We design the persistence APIs, build storage abstractions that run across cloud vendors, and deliver the observability that lets customers trust their state machines for years. [To see more detail re: the Temporal CDS Eng team, click here https://temporalio.notion.site/Join-Temporal-s-Cloud-Data-Store-CDS-Team-21b8fc56773880028492cfbd915b0b60] As a Senior Software Engineer, you will get the chance to design, build, and maintain significant portions of our backend functionality for highly scalable, multi-tenant services. You’ll own the custom persistence stack for Temporal Cloud which includes a Write Ahead Log, various metadata stores (Cassandra, etcd), multi-level caches, tiered storage etc. WHAT YOU'LL DO - Design & build distributed data systems – craft APIs, schemas, and replication paths that keep petabytes of workflow history durable and query-able. Clearly document design choices and operational knowledge to successfully deploy and run service with those features. - Drive reliability & performance – own SLOs, create chaos-test plans, profile hot paths, and lead incident reviews. - Technical leadership – break down roadmap epics, mentor mid-level engineers, steward design docs through RFC. - Cross-team collaboration – partner with the Server, Cloud, and DX teams to land features end-to-end. WHAT YOU'LL BRING - 5 or more years of experience as an "Arrange