About this role
Job title: Backend Engineer
We’re seeking an experienced Backend Engineer to lead the charge in building the world’s first AI-native platform that autonomously finds and fixes software vulnerabilities in code. You’ll work on infrastructure powering our security AI agents and play a central role in designing scalable backend systems for thousands of enterprise users. You’ll set technical direction, drive architectural decisions, and ensure secure, well-architected designs as the product grows.
What You'll Do
- Architect and scale complex coding agent pipelines that scan and execute very large codebases to identify vulnerabilities and fix them.
- Build, maintain and evolve evaluation benchmarks for AI agents that reflect real user problems.
- Take ownership of product architecture, performance, and long-term success.
- Collaborate with cross-functional teams to deliver secure, scalable backend features and improve throughput.
- Contribute to engineering culture with mentorship and best practices.
What We're Looking For
- 3+ years of full-time backend software engineering experience.
- A passion for programming and solving problems with code; building reliable and stable products to solve real user problems.
- Familiarity with multiple languages is a plus; our stack is TypeScript/Python.
- A bachelor's degree in Computer Science/Software Engineering or equivalent industry experience.
- A love for technology and an insatiable curiosity for new tools to tackle real problems.
- Capable of solving complex problems with simple solutions; building reliable and scalable products, making right trade-offs along the way.
- A tendency to leave things in a better way than you found them.
Nice to Have
- Experience building large-scale distributed backend systems.
- Familiarity with AWS, PostgreSQL, Temporal, Redis.
- Exposure to security or vulnerability remediation workflows.
Compensation & Benefits
- Competitive Salary with meaningful equity.
- Health, Vision, and Dental Insurance.
- Office lunch and dinner (when working from our San Francisco office).