Filiberto Sosa has 19 years of experience in application development and started with PowerBuilder version 3.0
During this time, he has focused on the development of a comprehensive management system for a chain of shoe stores that include modules such as Point of Sale, Inventory Control, Purchasing, Distribution Centers and Finance.
Called ‘Sizes and Colors System’, it is used by 1,840 shoe stores in Mexico and Latin America. Customers using Sizes and Colors in 2012 sold 80 million pairs of shoes which correspond to 30% of Mexican consumers.
The system is 100% developed in PowerBuilder and migrated to the web with Appeon.
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George was born in Moscow, Russia in 1945. In 1995 moved to the United States(Virginia) and worked as Programmer and DBA.
He has been used PowerBuilder starting from version 3.0 and up to 12.5 Classic. Now he is Principal System Analyst in mid-sized company CALIBRE in Alexandria, Virginia and uses PowerBuilder, MS SQLServer, ORACLE, ASP.NET, and JQuery-Mobile.
George has a wife Alla, 4 kids, and 8 grandkids.
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Gian Luca De Bonis, has been a software engineer for more than 20 years. He has worked as a developer, consultant, trainer and mentor, and led several international projects.
He is the creator of Enable for PowerBuilder, PBProtect, Customization Studio and other PB Solutions, and is currently Director and CTO of Enable Development LTD.
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