We are looking for a Staff Software Engineer to take a leading role on the services and tooling that build and update the software that makes up Chainguard OS. This includes Melange, our package build tool, and the Build Service, which runs package builds at scale across our repositories. You will design, implement, operate, and improve the systems that keep Chainguard packages up to date. You will focus on reliability, performance, automation, and maintainability, and you will help the OS team build sustainable processes with shared ownership.