Rubel

Penetration Tester

Edgeoft Technologies • Freelance

Nov 2025 - Jan 2026 • 2 mos

Conducted comprehensive vulnerability assessments and penetration testing (VAPT) across web applications, networks, and IoT ecosystems to identify and mitigate critical security risks. Focused on uncovering technical vulnerabilities and implementing robust defense mechanisms to protect digital assets from sophisticated cyber threats. Key Responsibilities & Core Competencies: Vulnerability Assessment & Penetration Testing (VAPT): Executed advanced manual and automated security testing across diverse client networks and web applications using Kali Linux environments to detect OWASP Top 10 vulnerabilities, misconfigurations, and logic flaws. Malware Analysis & Remediation: Detected, isolated, and safely removed malware from compromised environments; handled Google blocklist removals and restored integrity to defaced or restricted web platforms. IoT & CMS Security Hardening: Installed, configured, and managed secure IoT infrastructure while implementing strict security configurations, firewalls, and malware prevention protocols for WordPress and enterprise Content Management Systems. Reporting & Compliance Auditing: Authored exhaustive technical risk assessments and bug reports detailing proof-of-concepts (PoC), threat severity levels, and actionable remediation steps for both technical teams and corporate stakeholders.

Private Investigator & OSINT Specialist

Radical Research & Re-storying Agency • Meio período

Aug 2024 - Aug 2025 • 1 yr

Conduct discreet and highly detailed private investigations, specializing in Open-Source Intelligence (OSINT), digital forensics, and asset tracking. Utilize advanced search techniques, background profiling, and data analysis to uncover verified facts for corporate compliance, legal cases, and individual clients. Key Responsibilities & Achievements: Perform deep-dive background checks, skip tracing, and asset locating using public records, social media analytics, and international registries. Leverage advanced OSINT techniques, including geolocation verification via satellite imagery and custom search syntax, to gather actionable intelligence. Analyze complex digital footprints to assist in fraud investigations, corporate risk mitigation, and social media account recovery. Document findings into structured, legally defensible investigative reports and maintain strict client confidentiality.

Open-Source Intelligence,Investigative Researcher / Analyst

ZoomInfo • Freelance

May 2024 - May 2025 • 1 yr

Leveraged advanced Open-Source Intelligence (OSINT) methodologies to transform raw, publicly accessible internet data into verified, actionable, and structured intelligence. Handled diverse investigative cases ensuring strict corporate compliance, supporting investigative journalism, and executing precise asset tracking. Core Specializations & Technical Expertise: Advanced Target Discovery: Utilized complex Google Dorking syntax, operators, and automated scrapers to uncover leaked documents, hidden directories, and exposed credentials. Geospatial Intelligence (GEOINT): Conducted rigorous geospatial verification, pattern-of-life analysis, and location tracking using satellite imagery, street-level data, and metadata analysis. Corporate & Asset Tracking: Traced international corporate registry records, cross-border business ownership structures, and hidden financial ties across complex jurisdictions. Digital Footprint Profiling: Gathered and synthesized deep-web intelligence to assist clients with risk mitigation, background checks, and private investigations.