Senior Full Stack Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Full Stack Engineer based in Brazil.

This role is an opportunity to help build and scale a modern open-source security infrastructure platform used to manage secrets, certificates, and privileged access at global scale. You will work across the full stack, contributing to both frontend and backend systems that power mission-critical security products used by engineering teams worldwide. The environment is fast-paced, high-ownership, and deeply technical, where engineers are expected to take initiative and solve complex distributed systems challenges. You will collaborate closely with senior technical leadership while also engaging directly with enterprise users to shape product direction. The work spans core platform development, new product lines such as PKI and SSH infrastructure, and experimental applications of AI in security workflows. This is a high-impact role where your decisions directly influence the reliability and scalability of foundational security tooling.