Cybersecurity Engineer (Reverse & Antibot Engineering and CTF/Ethical Hacking)
Posted by NielsenIQ • Madrid, Community of Madrid, Spain
About the Role
What You’ll Do
Reverse Engineering & Decompilation:
Analyze web and mobile applications (APK/IPA) to uncover hidden mechanisms. Disassemble code to understand its inner workings, with a focus on cryptographic functions that secure our systems.
Overcoming Anti‑Bot Mechanisms:
Evaluate and bypass advanced security protocols such as TLS, HTTP/2, HTTP/3, WebSockets, DoH, and session management. Identify vulnerabilities to enhance our data extraction methods.
Developing Custom Tools:
Build robust Python scripts and frameworks that automate bypass procedures and dynamically adjust security measures—whether by modifying TLS stacks or patching JavaScript on the fly.
Implementing Stealthy Scraping Techniques:
Engineer sophisticated methods—such as browser patching, headless browser evasion, proxy tunneli...
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