Staff Backend Engineer, AI Tooling

Lever, Inc., listed on behalf of a partner company, seeks a Staff Backend Engineer for AI tooling based in Portugal. You will own architecture, deployment, and evolution of developer platforms and tooling, driving multi-quarter projects with measurable impact.

You will mentor engineers, shape the technical roadmap with leadership, and ensure reliable, secure integrations across internal systems. This role blends hands-on backend work with technical leadership in a globally distributed