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Sheldon (Xiaofeng) Sun has a diverse work experience in various companies and roles. Sheldon (Xiaofeng) is currently working as an Assistant VP of Application Development - Application Architecture at Golub Capital, starting in September 2021.

Prior to this, Sheldon worked at Jet Support Services, Inc. - JSSI from 2014 to 2021. Sheldon (Xiaofeng) held the role of Lead Software Developer and was responsible for architecting and building a customer-facing eCommerce site. Sheldon (Xiaofeng) also worked on integration projects among various platforms and APIs.

From 2013 to 2014, Sheldon worked at optionsXpress as a Senior .NET Consultant, where they gained expertise in option trading strategies and developed a new feature called IRIS.

Before that, Sheldon worked at Apogee Strategies LLC as a Senior Application Developer from 2009 to 2013. Sheldon (Xiaofeng) completed two full life cycles of Microsoft Dynamics CRM 4.0 projects and built a scalable event registration web portal.

Sheldon also gained experience as an ASP.NET MVC Consultant at the American College of Surgeons in 2012 and worked as a SharePoint Consultant at Rightpoint and Jet Support Services Inc. - JSSI in 2011.

In 2010, Sheldon worked as an Application Architect and Developer at Cook County Health and Hospitals System, where they designed and developed a performance data collection system.

Sheldon began their career as a SharePoint Developer at Siemens in 2008, where they participated in the complete software development life cycle and developed advanced SharePoint web parts.

Overall, Sheldon (Xiaofeng) Sun has demonstrated their skills and expertise in various roles, including application development, architecture, integration, and consulting. Sheldon (Xiaofeng) has a strong background in .NET, SharePoint, and CRM systems.

Sheldon (Xiaofeng) Sun pursued their Bachelor's degree in Telecommunication Engineering from Memorial University of Newfoundland from 2002 to 2006. Following that, they obtained a Master's degree in Information Technology with a focus on Game Development from the State University of New York College at Potsdam, during the period of 2006 to 2007.

In terms of certifications, Sheldon holds the following:

1. Microsoft Certified: Azure Solutions Architect Expert from Microsoft, earned in February 2020.

2. Certified ScrumMaster® (CSM®) from Scrum Alliance®, obtained in April 2019.

3. MCPD (Microsoft Certified Professional Developer - Enterprise Applications Developer) from Microsoft.

4. MCTS (Microsoft Certified Technology Specialist - .Net Framework 2.0 Distributed Applications) from Microsoft.

5. MCTS (Microsoft Certified Technology Specialist - .Net Framework 2.0 Web Applications) from Microsoft.

6. MCTS (Microsoft Certified Technology Specialist - .Net Framework 2.0 Windows Applications) from Microsoft.

7. MCTS (Microsoft Certified Technology Specialist - Microsoft Office SharePoint Server 2007 Application Development) from Microsoft.

8. MCTS (Microsoft Certified Technology Specialist - SQL Server 2005) from Microsoft.

No specific dates are mentioned for the obtained certifications.