Clain is building sophisticated analysis software that provides regulatory compliance for crypto related businesses and empowers forensic investigators with ingenious tools to detect and explore crypto-enabled crimes.

Joining us, you will get:

  • Competitive salary, which is based upon your qualification. Salary to be discussed on the
    results of the interview, but not lower than the markets average
  • Official employment according to the Labor law
  • Opportunity to become a part of strong international team of experts
  • Modern, spacious and nice office in Saint-Petersburg (parking place provided). Corporate
  • Possibility to work remotely or relocate to Cyprus
  • Possibility in flexible working hours. We are not tracking time, we are tracking results

As a QA Engineer:

  • You will perform functional/regression testing of a complex C++ application
  • You will develop a Python testing environment along with tests themselves
  • You will develop CI auto-tests
  • You will ensure overall control and comprehensive testing coverage of the products.
  • You will create and maintain test documentation


  • Have 2+ years of experience in testing commercial enterprise applications
  • Have hands-on experience in creating and maintaining of test documentation: bug reports, checklists, test cases
  • Have good knowledge of Python to write scripts/tools for various testing scenarios
  • Have experience working with bug tracking systems, CI/CD, Docker
  • You know how to send HTTP requests, parse JSON, and use SSH
  • You are comfortable working with Unix shell
  • Have knowledge working with Databases and have at least medium level proficiency in SQL querying