Greetings,
It is my understanding that you are looking for an security professional who can perform deep pentest/black box penetration test on your web application.
Being an Information security professional I will perform deep security test to secure your website for further attacks and let you know how you can secure your website efficiently.
I am a cyber security professional having over 7+ years of experience in Information Security, Vulnerability Management, Penetration Testing, Security Operation Center (SOC), Investigations, web application testing, Audits & Trainings.
My skillset includes: Threat and Vulnerability Assessment, Penetration Testing, Web Application Pentesting and Mobile Applications.
My first priority is always start from manual testing then on Automated Web Penetration Testing: Burp-Suite, Nexpose, W3af, Acunetix, OpenVas, Nessus, Metasploit, Armitage etc.
Looking forward to hear back from you for detailed discussion over your requirement.
Thanks !