# Principal Software Engineer, Product Security at SentiLink

- Company: SentiLink
- What the company does: SentiLink combines technology and expertise to help financial institutions stop identity fraud at the application stage. Backed by a16z and Felicis.
- Company website: https://www.sentilink.com
- Type: Startups
- Level: Principal and up
- Location: United States
- Work setup: Remote
- Pay: $220K to $280K base salary per year (USD)
- Posted: 2026-05-28
- Apply by: 2026-10-08
- Apply: https://jobs.ashbyhq.com/sentilink/48ebd3af-54cd-429a-ae59-256feea94cdf
- Page: https://www.1752.vc/careers/jobs/sentilink-principal-software-engineer-product-security/

## About the role

Design and build internal security tooling from scratch, including agent-based security tooling, code analysis tooling, dynamic scanning, and security assessment tools Identify vulnerabilities across SentiLink's AWS-based stack, including application code, cloud service configurations, and integrations between the two

## What they're looking for

- 8+ years of experience in security engineering, software engineering with a security focus, or closely related roles
- Proficient in at least one systems language (Go, Rust, C++) and at least one higher-level language (Python, TypeScript)
- Proven ability to design and ship production software end-to-end
- Deep AWS infrastructure expertise, including IAM, EKS, RDS, networking, and managed services
- Demonstrated ability to identify security misconfigurations and vulnerabilities across cloud architectures, application code, and the integrations between them
- Experience conducting or building tooling for penetration testing, vulnerability assessment, or red team activities

Tags: Engineering