Pylon
Software Engineer, Security
$180K–$280K
San Francisco · On-site · Full-time · Posted Jul 9, 2026
- Experience
- 3+ years, or a strong infrastructure/backend engineer looking to make security their focus.
About the job
Own and build application and product security, including security tooling, vulnerability response, AI-assisted workflows, incident response, and related infrastructure work.
What you'll do
- Lead threat modeling, secure design and code reviews, and work with engineers to ship security fixes.
- Build scalable security tooling and manage vulnerability triage, remediation, bug bounty, and disclosure programs.
- Develop AI-assisted security workflows and support incident response and broader infrastructure projects.
What they ask for
- 3+ years building production software with security at the center, or experience as a strong infrastructure/backend engineer looking to focus on security.
- Knowledge of application security fundamentals, including auth, sessions, APIs, secrets handling, and common vulnerability classes.
- Experience in some combination of vulnerability triage, bug bounty, disclosure, or incident response.
- Based in San Francisco or willing to relocate; willing to work in person.
Nice to have
- Experience with React, Golang, GraphQL, and AWS.
- Experience building agentic products in production.
Pay
USD 180k - USD 280k annually (base salary); USD 180K – USD 280K (compensation; pay type not specified)
Tools
React, Golang, GraphQL, AWS
AI focus
Build AI-assisted security workflows, such as agents that scan code, propose fixes, and surface real risk; establish controls for safe use of coding agents. The posting also expects strong use of AI for software development.
Model-written summary · the original posting is authoritative