About Jose J.
Spanish
Native or bilingual
English
Fluent
Experience
- Independent projectsPython Automation & Security Tooling DeveloperCONSULTING AND AUDITSSeptember 2024 - Today (1 year and 9 months)Madrid, Spain• Built custom Python automation tools for APIs, data processing, dashboards and internal workflows.• Developed Web Ninja, a modular bug bounty framework with Burp Suite integration, database backend and web dashboard.• Built crypto market data, backtesting and walk-forward validation infrastructure with risk and execution cost modelling.
- Bug Bounty Hunter | Python Automation & CybersecurityFreelancerVIDEO GAMES AND ANIMATIONSeptember 2024 - Today (1 year and 9 months)Madrid, SpainWeb application security research focused on authorized bug bounty programs and public scopes.I perform manual testing, reconnaissance, vulnerability validation and clear technical reporting.My work includes analysing authentication flows, access control issues, exposed attack surface, business logic weaknesses and misconfigurations.I also develop custom automation and tooling for recon, subdomain discovery, endpoint collection, evidence management and Burp Suite-assisted testing.
- Wise Security Global (via Hays)Ethical HackerBANKING AND INSURANCEJanuary 2023 - August 2023 (7 months)Madrid, SpainManual web and infrastructure pentesting across real corporate environments, including banking applications under continuous development.I work on vulnerability discovery, exploitation, impact analysis and remediation-focused reporting.My experience includes web application testing, network and service review, Active Directory-related security checks, reverse engineering with GDB and Ghidra, and practical communication with technical teams to help validate and fix security issues.
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Education
- Master's Specialist in Computer and Information SecurityUniversity of Castilla-La Mancha2018Master's Specialist in Computer and Information Security
- Certified Ethical Hacker (CEH)EC-Council2018Certified Ethical Hacker (CEH)