Profile image of gabontau
Flag of Ukraine Usivka, Ukraine
Member since March 22, 2015
1 Recommendations


Online Offline
Hello. My core competency lies in: Software Development (Python, C/C++, C#, bash, perl, others) Web Development (Flask, Jinja2, node.js, REST API, HTML, CSS) Web Scraping (mechanize, selenium, scrapy etc.) Penetration testing (Metasploit framework, Kali Linux, Exploitation, MITM attacks, Reverse Engineering, and much more) Databases (Redis, MongoDB, MySQL, Google Datastore) Linux Administration & Deployment (Kali Linux, Parrot OS, Debian, Ubuntu, etc.) Google App Engine, Google Compute Engine, Amazon Web Services Also I have good mathematical background: I wrote some indicators for trading with MetaTrader 5, SierraChart, Quantopian for futures and equities, and it's still be interesting for me.
$19 USD/hr
21 reviews
  • 83%Jobs Completed
  • 88%On Budget
  • 69%On Time
  • 17%Repeat Hire Rate


Recent Reviews

  • image of rameshgangappa Python Programmer for stock trading using Zerodha Kite Connect ₹10299.00 INR

    “His technical skills & understanding concept is excellent. He will continue to support till our goal reached.”

  • image of lyzpwhkcpx Need a consultation on Python $60.00 USD

    “Semen is a very reliable partner. Would be glad to work with him again!”

  • image of zacklee123 Telegram Bot $106.00 SGD

    “Excellent coder and excellent piece of work. High level of professionalism as he is willing to find a solution to the problem faced during this project and charge no extra cost in going extra miles in order to solve the problem. Highly recommended!!”

  • image of seshav Flask, appengine and evernote integration $230.00 USD

    “As again, was good to work with him”

  • image of Jevgeni E. Project for Semen L. $40.00 USD

    “Perfect work, completed in time according to input provided”

  • image of Jevgeni E. Arduino serial repeater/filter $27.00 USD

    “Just great, flexible and professional. Highly recommended”



Sep 2013

username - gabontau



2013 - 2017 (4 years)


PentesterLab's White Badge (2017)


Obtaining this badge demonstrates the ability to discover, understand and manually exploit basic web vulnerabilities.

PentesterLab's Intercept Badge (2017)


Obtaining this badge demonstrates a clear understanding of TLS and the ability to intercept communications in simple and complex scenarios.


  • US English Level 1
  • Python Level 2
  • Python Level 3
  • Python Level 1


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