Profile image of tolgahantarkan
Flag of Turkey Antalya, Turkey
Member since March 4, 2014
3 Recommendations


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I am an industrial engineer holding masters degree from Swedish Jönköping University. I have worked as a consultant specialized in business process improvement field for more than 5 years. I have vast experience in data analysis, data visualization and discrete event simulation modeling. Now I am a full-time freelancer and I can help you with: - Data analysis with MS Excel, Access, SQL and Visualization in Tableau - Discrete event simulation modeling in Arena (Rockwell Software), Extendsim, Simio, Simul8. I am a professional simulation modeler having full license of Extendsim software. - Supply chain Optimization with Supply Chain Guru by Llamasoft.
$50 USD/hr
36 reviews
  • 100%Jobs Completed
  • 88%On Budget
  • 78%On Time
  • 30%Repeat Hire Rate


Recent Reviews

  • image of Vinod K. Project for Tolgahan T. -- 2 $60.00 USD

    “Good quality of work and delivered on time.”

  • image of Vinod K. Project for Tolgahan T. -- 19/06/04 08:49:39 $60.00 USD

    “quality and efficient work delivered before the deadline.”

  • image of Vinod K. Project for Tolgahan T. $165.00 USD

    “very efficient work and delivered on time.”

  • image of Vincent C. Project for Tolgahan T. $50.00 USD

    “Very professional. Great command of English, able to explain concepts and insights really well in reports. When there was a problem, was able to quickly identify the situation and give the estimated time for the project.”

  • image of Serge-Eric K. ExtendSim Case $270.00 USD

    “Easy communication and professional”

  • image of Serge-Eric K. ExtendSim Help $330.00 USD

    “Awesome work and delivered in time.”


Application & Manangement Consultant

Sep 2013

Giving consultancy services in Business Process Management (BPM) field to major companies such as Turkish Airlines and State Oil Company of Azerbaijan Republic.(SOCAR) Giving training of BPM, administration and configuration modules of Softexpert Business Excellence Suite Preparing user guides for BPM, CPM, risk Management, administration and configuration modules of Softexpert Development of simulation models of various production and logistics systems Development of custom reports in iReports (Jaspersoft) by using SQL for SOCAR. Design and content creation for the KPI Consulting website ([login to view URL]) Translation of the entire KPI Consulting website from Turkish to English. Translation of and proof reading of supply chain simulation game. Translation of numerous documents and brochures from English to Turkish and vice versa.


Systems Engineering

2003 - 2009 (6 years)

Production Development and Management

2010 - 2013 (3 years)


  • US English Level 1
  • UK English 1
  • Preferred Freelancer Program SLA


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