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Lead Pentester

Jubaer has many years of hands-on experience on offensive security practises. He assists his clients to discover and resolve bugs in their systems so as to prevent system abuse and financial loss. Jubaer’s clients come from a wide range of industries including transportation, travel, F&B, fashion, media, finance, marketing, e-payment, trading, telecommunication etc. He has security career experiences from multiple domains including online auditing, trading and telecommunication.

Ethical hacking has been a passion for him from his teenage life. To date, his work has been acknowledged by more than 200+ companies including Google, Facebook, Yahoo, Uber, Grab, Airbnb, Verizon, Apple, Adobe, Gitlab and many more. His findings are sufficiently critical for Grab that he received payouts of $11,000 for two vulnerabilities.

His hackerone profile can be found here.


  • Cybersecurity
  • Web Penetration Testing
  • Mobile Penetration Testing
  • API Penetration Testing
  • OWASP Top 10
  • Bug Bounty