Vincent Ruijter
Security Engineer (IC4) at Sourcegraph
United States
Summary
🤩
Rockstar🎓
Top SchoolVincent Ruijter is a seasoned Security Engineer with 11 years of hands-on experience in red teaming, application and cloud-native security, detection engineering, and automation across startups and enterprise environments. Currently at Sourcegraph, he blends deep code-level security review with pragmatic engineering—contributing to public projects like Sourcegraph’s Code AI platform by implementing secure password policies, refactoring for maintainability, and adding comprehensive tests. His background ranges from reverse-engineering mobile apps and hardware-assisted social engineering to building detection tooling and cloud security automation, giving him a rare full-stack offensive and defensive perspective. Colleagues rely on him to translate complex threats into auditable mitigations and scalable security features, and his history of deprecating legacy implementations shows a focus on practical long-term risk reduction.
11 years of coding experience
8 years of employment as a software developer
MHBO, Computer Programming, Specific Applications, MHBO, Computer Programming, Specific Applications at ROC FlevolandBusiness IT & Management, Business IT & Management at Hogeschool van Amsterdam
Dutch, English, German
Github Skills (8)
security10
go10
schema-design10
refactoring10
go-testing10
refactor10
testing10
code-intelligence8
Programming languages (12)
Github contributions (5)
sourcegraph/sourcegraph-public-snapshot
Jul 2022 - Jan 2023
Code AI platform with Code Search & Cody
Role in this project:
Back-end Developer
Back-end DeveloperContributions:370 reviews, 34 commits, 198 PRs in 5 months
Contributions summary:Vincent made significant contributions to implementing a password policy feature, refactoring existing code, and adding comprehensive tests. They updated the schema to accommodate the new policy and made changes to the frontend to reflect these changes. The user also focused on creating security helper functions, removing duplicate code, and deprecating the older password policy implementation, demonstrating a focus on security and code maintainability. Furthermore, the user applied suggestions from code reviews.
sourcegraphcode-generationrepo-type-maindeveloper-toolslsif-enabled
evict/SSHScan
Jun 2016 - Nov 2021
Scan SSH ciphers
Contributions:13 commits, 3 PRs, 38 pushes in 5 years 5 months
securitysshciphersscan
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