Intermediate Backend Engineer , Security Factory

About the role

We work closely with the Code Security team on scanning rules and flows, with Composition Analysis on the broader software supply chain, and with other groups across the Sec section. We rely heavily on asynchronous work across time zones. Benefits to support your health, finances, and well-being Equity Compensation & Employee Stock Purchase Plan

What you'll do

• Extend the program model, including parsing, symbol resolution, intermediate representations, call graphs, and taint and data-flow analysis
• Build and apply AI-assisted tooling to implement, review, and validate engine changes and findings, in collaboration with the team's technical leadership
• Measure detection quality against known vulnerabilities, judging changes primarily on false positive and false negative rates
• Develop static application security testing (SAST) rules mapped to Common Weakness Enumeration (CWE) and the Open Worldwide Application Security Project (OWASP)
• Implement component specifications with engineers and AI agents through phased plans and small, reviewable changes. Keep specifications and code in sync

What you need

• 1–3 years in software engineering
• Go
• Rust
• LLMs
• Ruby
• Git
• OWASP
• Any graduate

Good to have

• Docker
• CI/CD