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Rajagiri Sai ganesh

Rajagiri Sai ganesh

Security Researcher

Bengaluru, India 3+ yrs exp 93 · Outstanding

About

Certified security researcher (OSCP, CEH) and alumnus of St. Cloud State University (M.S., Engineering Management) with a proven track record of discovering high-impact vulnerabilities across Google, T-Mobile, Swiss national e-voting infrastructure, and cryptocurrency platforms. Expertise spans penetration testing, Web3 / smart contract auditing, and advanced cryptography. Active contributor to YesWeHack, Bugcrowd, and Cantina. Open to relocation worldwide.

Skills & Expertise (22)

Penetration Testing Advanced
8.0/10
3
Years Exp
Bug Bounty Hunting Advanced
8.0/10
3
Years Exp
OSCP Advanced
8.0/10
3
Years Exp
Cryptography Advanced
8.0/10
3
Years Exp
Web App Security Advanced
8.0/10
3
Years Exp
Smart contract auditing Advanced
8.0/10
3
Years Exp
CEH Advanced
7.5/10
3
Years Exp
OWASP Top 10 Intermediate
7.5/10
3
Years Exp
Threat Modeling Intermediate
7.5/10
3
Years Exp
GitHub Intermediate
7.0/10
3
Years Exp
Git Intermediate
7.0/10
3
Years Exp
Java Intermediate
6.5/10
1
Years Exp
REST APIs Intermediate
6.5/10
1
Years Exp
CVE Research CORS Subdomain Takeover CVSS scoring Solidity DeFi Protocols Android Security Prompt Injection IDOR

Work Experience

Security Researcher

YesWeHack

Jan 2026 - Present

Conduct in-depth security research focused on cryptography, Android internals, and web application security. Identified 8 acknowledged vulnerabilities through Google VRP, including two P2 cryptographic findings and multiple P3 Android component exposures. Responsible disclosure via structured reports escalated directly to vendor security teams.

Security Researcher

Bugcrowd

Jun 2025 - Present

Web application penetration testing across Bugcrowd programs; focus on IDOR, authentication bypass, and access control. Discovered and responsibly disclosed a security vulnerability affecting T-Mobile customers, escalated through Bugcrowd triage.

Smart Contract Auditor

Cantina

Jan 2025 - Present

Smart contract security audits and Web3 vulnerability research — including findings in Swiss national e-voting cryptographic infrastructure. Review Solidity contracts and DeFi application logic for reentrancy, access control, and cryptographic weaknesses. Deliver detailed technical reports with proof-of-concept exploits and remediation guidance.

BPM Developer

Hexaware Technologies

May 2022 - May 2023

Developed and maintained BPM workflows and automation solutions using Java-based frameworks. Contributed to API integration and backend service development; collaborated cross-functionally on enterprise process applications.

Education

M.S. — Engineering / Industrial Management - St. Cloud State University

2023 - 2024 · Afghanistan

B.Tech — Computer Science & Engineering - Dr. B.R. Ambedkar University

2018 - 2022 · Afghanistan

Certifications

Mendix Rapid Developer Certification

Mendix · 2022

Appian Certified Associate Developer

Appian · 2022

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Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 10/10
🛠️ Skills 20/20
🎓 Education 10/10
⏱️ Experience 13/15
💰 Rate 0/5
🏆 Certs 5/5
Verified 5/5
Total Score 93/100

Profile Overview

Member sinceJun 2026