Staff Backend Engineer, Software Supply Chain Security

GitLab is hiring a Staff Backend Engineer, Software Supply Chain Security in Bangalore.

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100* trust GitLab to ship better, more secure software faster. The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, in

Responsibilities

• Define and drive the technical architecture for the SSCS Add-On, including backend systems for package policy enforcement, provenance generation, artifact signing, and malicious package detection.

• Lead design and implementation work for Supply-chain Levels for Software Artifacts (SLSA) Level 2 and Level 3 capabilities within GitLab CI/CD.

• Architect integrations with Sigstore services such as Cosign, Fulcio, and Rekor, including approaches for signing workflows, verification, and trust boundaries.

• Design backend services and request paths that support allow, deny, and quarantine package policies with strong performance and reliability expectations.

• Review merge requests with a focus on security, architectural consistency, maintainability, and test quality.

• Mentor Backend Engineers across experience levels, helping raise the technical bar through design guidance, feedback, and hiring participation.

• Partner with Product, Infrastructure, Authentication, Authorization, and Security counterparts on cross-team technical decisions.

• Contribute to relevant open source and industry conversations, including working groups related to software supply chain security where appropriate.

What you’ll bring

• Strong experience building backend applications with Ruby on Rails in a high-scale production environment.

• Professional experience with Go for backend or infrastructure-oriented services.

• A track record of leading architecture across multiple systems and influencing technical direction through strong engineering judgment.

• Experience writing clear technical proposals, request for comments documents, and decision records in an async, documentation-first environment.

• A solid security mindset and comfort working on products where trust, risk reduction, and secure defaults are central requirements.

• Familiarity with software supply chain security concepts such as build provenance, artifact signing, dependency security, or software bill of materials.

• Strong teamwork and communication skills, with the ability to work effectively across distributed teams and functions.

About GitLab

The SSCS Add-On team is part of GitLab's Software Supply Chain Security stage and is focused on building a commercial offering that addresses real supply chain security challenges for enterprise customers. The team works on capabilities that combine multiple parts of the GitLab product into a more complete security solution for organizations with strong compliance and risk management needs. The work is both technically interesting and strategically important. The team is building in a space shap