Yan Oreshchenkov

Chief Architect at CactusSoft
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Contact Information
us****@****om
(386) 825-5501
Location
Warsaw, Mazowieckie, Poland, PL
Languages
  • English Full professional proficiency
  • Polish Professional working proficiency
  • Russian Native or bilingual proficiency
  • Belarusian Native or bilingual proficiency

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Credentials

  • Państwowy certyfikat znajomości jenzyka Polskiego B1
    Rzeczpospolita Polska
    Feb, 2023
    - Sep, 2024
  • GDPR - Data Privacy Professional
    Top skills
    May, 2018
    - Sep, 2024
  • M103 Basic Cluster Administration
    MongoDB University
    Aug, 2017
    - Sep, 2024
  • ISO 9001:2008 Internal Auditor
    Bureau Veritas
    Jan, 2017
    - Sep, 2024
  • M101J: MongoDB for Java Developers
    MongoDB University
    Apr, 2013
    - Sep, 2024
  • AWS Certified Solution Architect - Associate
    Amazon Web Services (AWS)
    Sep, 2022
    - Sep, 2024

Experience

  • CactusSoft
    • Belgium
    • IT Services and IT Consulting
    • 1 - 100 Employee
    • Chief Architect
      • Sep 2022 - Present

    • Chief Technology Officer
      • May 2010 - Sep 2022

    • Project Management Officer
      • Jan 2010 - May 2010

      Project management

    • Senior Software Engineer
      • Aug 2008 - Dec 2009

      Senior Software Engineer, Software Architect

  • Workee Job Search App
    • Chief Technology Officer
      • May 2017 - Present

      Roles: CTO, Solution Architect, back-end developer Achievements: - Evolute from windows server hosting to AWS EKS - Migrate to microservices - High-available API-first architecture - Hosting cost optimization for 50% - Automated development & deployment process, CI/CD pipeline - API latency improvement up to 40 times - Continuously project improvement - High skilled, result-oriented team Roles: CTO, Solution Architect, back-end developer Achievements: - Evolute from windows server hosting to AWS EKS - Migrate to microservices - High-available API-first architecture - Hosting cost optimization for 50% - Automated development & deployment process, CI/CD pipeline - API latency improvement up to 40 times - Continuously project improvement - High skilled, result-oriented team

  • UTL
    • Software Development
    • 200 - 300 Employee
    • Team Lead
      • May 2005 - Aug 2008

      Outsourcing development company. Participated in a set of dotnet projects, switched to Java development and after a year of experience switched back to dotnet bringing a new level of experience in the department. Achievement: - Promoted to the dotnet lead developer - Set up culture of using DI (Spring.NET) in dotnet department - Set up CI based on Nant project Outsourcing development company. Participated in a set of dotnet projects, switched to Java development and after a year of experience switched back to dotnet bringing a new level of experience in the department. Achievement: - Promoted to the dotnet lead developer - Set up culture of using DI (Spring.NET) in dotnet department - Set up CI based on Nant project

  • Vektor
    • IT Services and IT Consulting
    • 1 - 100 Employee
    • C++ Developer
      • 2003 - 2005

      In-house development of computer remote control system. In a team of two developers we have created efficient solution to automate work of the main business - internet cafe. In-house development of computer remote control system. In a team of two developers we have created efficient solution to automate work of the main business - internet cafe.

Education

  • Belarusian State University of Informatics and Radioelectronics
    Bachelor's Degree, Electronic
    2000 - 2006

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