Experience

FinForce

• Czechia
• IT Services and IT Consulting
• 1 - 100 Employee

• Founder

  • Jun 2020 - Present

  Prague, Czechia


Freelance (Self employed)
• Human Resources Services
• 100 - 200 Employee
• Freelance

  • Mar 2019 - Present


Masaryk University

• Education Administration Programs
• 1 - 100 Employee

• Ruby lecturer

  • Jul 2011 - Jun 2019

  Brno responsible for the class organization, material preparation, teaching

• Java tutor

  • Feb 2011 - Feb 2012

  Tutor at Seminar in Java programming



Red Hat

• United States
• Software Development
• 700 & Above Employee

• Developer (PaaS) Advocate / Principal Product Marketing Manager

  • Apr 2012 - Mar 2019

  EMEA (Principal Product Marketing Manager) Advocate of cloud technologies with the focus on PaaS (Platform as a Service). Responsible for relations with developers, organization of marketing activities, public speaking, technical writing. Development of applications and deployment of open-source products/projects to PaaS environment. Working with Ruby, Java(EE), PHP, Python, Node.js, Mysql, PostgreSQL and MongoDB among others. Some presentation:… Show more (Principal Product Marketing Manager) Advocate of cloud technologies with the focus on PaaS (Platform as a Service). Responsible for relations with developers, organization of marketing activities, public speaking, technical writing. Development of applications and deployment of open-source products/projects to PaaS environment. Working with Ruby, Java(EE), PHP, Python, Node.js, Mysql, PostgreSQL and MongoDB among others. Some presentation: https://speakerdeck.com/marekjelen Show less



BRUG

• IT Services and IT Consulting
• 1 - 100 Employee

• Founder

  • Jan 2011 - Jan 2014

  Brno Brno Ruby Users Group is enabling communication among Ruby developers in South Moravian region.



Arakis & Belleville, s.r.o.

• Senior PHP, Java, Ruby Engineer

  • Oct 2004 - Mar 2012

  Praha, The Czech republic responsible for system architecture and development in the areas of intranet and extranet applications; cooperates on tools and process standardization in the company workflow; among others worked on projects for international companies in telco, food production, service provision or logistics.



ACEMCEE

• United Kingdom
• Truck Transportation

• Mobile and Ruby engineer, project coordinator

  • Oct 2010 - Dec 2011

  Android-based client for Takeplace, Smartlib project, social media management



Adent

• Türkiye
• Medical Practices
• 1 - 100 Employee

• PHP Engineer

  • 2004 - 2008

  PHP and MySQL



ICZ

• Netherlands
• Insurance

• JavaEE engineer

  • Sep 2006 - Dec 2006

  Health care governmental IS based on JavaEE(JSF,EJB), Hibernate, Oracle



Link Language School

• Poland
• Education Administration Programs
• 1 - 100 Employee

• Lecturer at english summer camps for children

  • 2004 - 2006

  Preparing lectures, games; teaching