Adrien Pessu
Strategic Field Security Specialist
Nantes, Pays de la Loire, France
Summary
🤩
Rockstar🎓
Top SchoolAdrien PESSU is a seasoned full-stack developer and application security specialist with over 10 years of experience, currently shaping field security strategy at GitHub from Nantes. He pairs front-end expertise in Angular with JVM back-end work (Kotlin, Java, Groovy) and frameworks like Spring and Micronaut to help teams ship faster, cheaper, and with higher quality. Adrien leads bug bounty programs, performs vulnerability discovery and remediation, and champions shift-left security practices including OWASP-driven architecture improvements. An active contributor to GitHub's CodeQL examples, he has improved real-world security by replacing hardcoded credentials with environment-safe patterns in JavaScript and C# samples. He also blends hands-on engineering and developer tooling work—optimizing builds, framework upgrades, and developer experience—based on repeated freelance and in-house leadership roles. Organizer of JUG Nantes, he combines community mentorship with practical delivery of secure, maintainable systems.
11 years of coding experience
13 years of employment as a software developer
Diplome ingénieur, informatique, Diplome ingénieur, informatique at ESAIPBTS informatique de gestion, Développeur d'application, BTS informatique de gestion, Développeur d'application at Saint Pierre La Joliverie
Stackoverflow
547reputation
52kreached
25answers
2questions
Github Skills (15)
it-security10
github-advanced-security10
javascript10
codeql10
security10
http6
angular-material6
nodejs6
typescript6
routes6
csharp6
angular-routing6
amazon-s36
dotnet-core6
angular6
Programming languages (16)
Github contributions (5)
github/codeql
May 2023 - Jun 2023
CodeQL: the libraries and queries that power security researchers around the world, as well as code scanning in GitHub Advanced Security
Role in this project:
Security Engineer
Security EngineerContributions:1 PR in 1 month
Contributions summary:Adrien's contributions center on improving and cleaning example code related to hardcoded credentials in HTTP requests. They fixed a vulnerability by replacing hardcoded credentials with environment variables, enhancing the security of the provided examples. Additionally, the user merged branches and performed cleanup tasks to maintain the project's code quality and consistency, particularly focusing on the JavaScript and C# code examples.
codeqlgithub-advanced-securitysecuritysemmle-qlgithub-security-lab
adrienpessu/workout-pwa
May 2020 - Oct 2022
Contributions:10 PRs, 78 pushes, 8 branches in 2 years 5 months
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