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Chanan Sittisomsap

Chanan Sittisomsap

Alpharetta, GA, United States
Member since July 8, 2016
Chanan has over 15 years of experience in software development with a primary focus on the Salesforce Commerce Cloud, Microsoft .NET technology—encompassing analysis, design, development, and execution of business applications with a strong experience in eCommerce platform (for the last six years).
Chanan is now available for hire
  • JavaScript, 15 years
  • ASP.NET, 15 years
  • Microsoft SQL Server, 15 years
  • BizTalk, 6 years
  • Agile Software Development, 6 years
  • jQuery, 6 years
  • Demandware API, 3 years
  • Demandware, 3 years
Alpharetta, GA, United States
Preferred Environment
Eclipse, Git, TFS, Visual Studio
The most amazing...
...thing I've coded is a custom catalog manager that's built from scratch—integrated with an ERP system and an eCommerce platform with multiple technologies.
  • Sr. Web Developer
    2012 - PRESENT
    Tervis Tumbler Company
    • Developed websites ( and using Salesforce Commerce Cloud technology. I was responsible for the front-end, back-end, and the integration.
    • Implemented the import/export for data integration between Salesforce Commerce Cloud and other systems using BizTalk and SOA.
    • Used HTML5 and a Three.js framework to migrate a customizer application from .NET platform to a Salesforce Commerce Cloud template.
    • Engaged with the UX designer to create templates and content slots.
    • Led the offshore development team to assign tasks, code review, and advice in a enhancement project.
    • Modernized an existing catalog management system using ASP.NET and integrated it with a MS Commerce Server (Before changing the platform from to Salesforce Commerce Cloud).
    • Involved in requirement gathering phase with integrator for re-platform project.
    Technologies: Salesforce Commerce Cloud, ASP.NET, C#, BizTalk, JavaScript, jQuery, MS SQL Server, Git
  • Software Application Developer/Analyst
    2012 - 2012
    AT&T (Contractor through Aditi Consulting Co.,Ltd.)
    • Developed a proof of concept 3D network diagram visualization web application using HTML5 and Three.js to display cell sites and network elements. It controlled the movement of a diagram using body gesture via Microsoft Kinect device.
    Technologies: HTML5, CSS, JavaScript, Three.js, Microsoft Kinect
  • Web Programmer II
    2010 - 2012
    Tervis Tumbler Company
    • Handled and was responsible in enhancing and maintaining an eCommerce website using ASP.NET and Commerce Server 2009. Worked extensively on the front-end and back-end.
    • Developed data integrations between Commerce Server 2009 and MS Dynamics NAV using BizTalk Server 2009.
    • Developed an e-packing web application to help packers track items that will be packed in the box using ASP.NET and Entity Framework.
    • Developed an e-decorating web application to visualize where to put an emblem and personalize stickers on the tumblers using ASP.NET, Entity Framework, and Silverlight.
    • Developed reports for daily transactions in SSRS.
    • Created custom commerce server pipelines to handle special promotions based on business requirements.
    Technologies: ASP.NET, C#, MS Commerce Server, SiteFinity, Entity Framework, JavaScript, jQuery, MS SQL Server, MS Dynamics NAV
  • IT Consultant
    2008 - 2010
    Freelance Work
    • Developed POS software from scratch for Thai restaurants in Orlando area using Visual Basic and Crystal Report.
    Technologies: Visual Basic, Crystal Report
  • Business Analyst
    2007 - 2008
    Total Access Communication Co., Ltd.
    • Gathered requirements from the business user and converted them to Project Initial Brief (PIB) for IT the department.
    • Negotiated requirements, technology, and timeline with the vendor and other partners to meet the user requirements.
    • Worked closely with a process development team to decide on the right kind of technology and how to utilize it with the given business process.
    • Designed a new IVR (Interactive Voice Response) and USSD (Unstructured Supplementary Service Data) diagram for new DTAC SIM product to support new DTAC SIM card’s registration system.
    • Added a new diagram on top of the existing system such as new package and new additional package.
    • Designed and developed an interim system for the Postpaid Distribution Enhancement System with ASP.NET, C#, and SQL Server 2005.
    • Researched and implemented new technologies to work with the existing project in IT.
    • Coordinated and implemented the use GPS, a personal digital assistant (PDA), and e-document management.
    • Integrated data from GPS or PDA and a sales-tracking system to analyze sales performance in any area of the country, and improve performance of area supervisor and retailer.
    Technologies: ASP.NET, C#, MS SQL Server
  • Database Analyst
    2006 - 2007
    Total Access Communication Co., Ltd.
    • Created a web portal application for the department to access the intranet web application in one window and integrated LDAP authentication for a login to system with ASP.NET, SQL Server 2000.
    • Created an interim voucher tracking system to record voucher distribution via web application using ASP.NET, C#, and integrated information as a text file to the United Distribution Company with SQL Server 2005 Integration Services.
    • Worked with a business analyst and vendors to design a database structure for voucher tracking and report analysis with SQL Server 2005.
    Technologies: ASP.NET, MS SQL Server
  • System Analyst
    2005 - 2006
    Advance Systems Consulting Co.,Ltd.
    • Designed and developed a KPI and commission module of a Salesforce system for the DTAC company using VB.NET console application and SQL Server 2000.
    • Utilized a complex formula to calculate KPI and commissions from sale and activation data, to display results on the Salesforce system web application.
    • Designed a web application and web services for KPI and commission module of a Sales force system using VB.NET and SQL Server 2000.
    • Designed and developed a Windows application for direct sales to track sales performance on a daily basis and synchronized the data from laptop to back-end system via the Internet with VB.Net, C# and Microsoft Access 2000.
    • Developed the web application and batch process for the commission calculation module in the sales tracking system using ASP.NET and C# console application.
    Technologies: ASP.NET, VB.NET, C#, MS SQL Server
  • Programmer Analyst
    2003 - 2004
    Advance System Consulting Co., Ltd.
    • Designed and developed MML Libraries with MSMQ and network communication Ttechnology using VB.NET.
    • Developed and designed a console application for sending MML commands via network element to NOC server using VB.NET.
    • Developed a web application for Phatra Insurance company using ASP.NET, C# and Crystal Report to print out checking slips via the intranet.
    Technologies: ASP.NET, VB.NET, C#
  • Programmer
    2002 - 2003
    Summit Computer Company
    • Developed an electronic document system for the Thai National Intelligent Agency Department using ASP.NET and SQL Server 2000.
    • Developed an electronic document system for the Thai Boundary Department using ASP.NET and Oracle Database.
    Technologies: ASP.NET, MS SQL Server
  • Sitedown Alert (Development)

    I developed a proof of concept iOS application to alert us when the site is down. The application was written with Xcode and iOS 3. The application sends a request to the website on the specific minimal content page every minute. it plays a sound when the server response is 404 or has no response.

  • Thai POS System (Development)

    I built a POS system from scratch for Thai restaurants in the Orlando, FL area. The application is built with VB6 and uses MS Access as a database. It has all the main feature for a normal POS system such as clock-in, clock-out, table plan, ordering, payment, splitting check, and daily summary.

  • Languages
    SQL, XML, XSLT, JavaScript, C#
  • Frameworks
    Entity, ASP.NET
  • Libraries/APIs
    LINQ, Demandware API, jQuery
  • Paradigms
    Agile Software Development
  • Platforms
  • Storage
    Microsoft SQL Server
  • Other
  • Demandware Certified Developer in Demandware Customization, Integration, and Performance
    2016 - 2017
    Demandware - Burlington, MA, USA
  • Developing in Demandware Certification in Developing in Demandware
    2015 - 2017
    Demandware - Burlington, MA, USA
  • Bachelor's degree in Business Computer
    1996 - 2000
    Siam University - Bangkok, Thailand
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