Senior Software Engineer, Backend
Summary
Senior backend engineer at Bluesky building and scaling the Go data infrastructure behind the AT Protocol federated social network, serving hundreds of thousands of events per second on bare-metal servers. Fully remote (USA) with required US/Pacific overlap; $179k–$242k base plus equity.
- Scale our Go production services to hundreds of millions of users
- Build mission critical data infrastructure that powers much of the AT Protocol ecosystem
- Build services that scale across tens of terabytes of RAM, thousands of CPU cores, and petabytes of NVME storage
- Have strong fundamental programming and software engineering skills
- Have extensive experience with Go (e.g. 3+ years)
- Have built scalable backend systems (1M+ ops/sec) (e.g. data services, load balancers, etc.)
- Have familiarity with the upper limits of operating systems, networks, and storage.
- Have significant experience with database systems (e.g. Postgres, MySQL, SQLite)
- Have some experience with with other data stores (e.g. Scylla/Cassandra, Redis, ClickHouse)
- Have a high bar for ownership and operation of production services.
- Like working on small, fast-moving teams
- Have read the AT Protocol docs and want to contribute
- Previous experience working on social or Internet infrastructure at large scale


