Dennis Chen Email & Phone Number

Atlanta, Ga, Us

Atlanta, Georgia, Us

Atlanta, Georgia, Us

• Support and execute the client engagement process with in-depth sales, organizational, business, and professional skills.• Leverage wide-range knowledge, experience, and insight to address client's business issues (which may include client, industry, or technology-related pressures) with the lean-agile process. Drive the definition of the architecture and technology opportunities of the application(s) based on new and emerging technologies.• Lead and implement Hatchworks Unified Framework projects. Those projects build templates for new projects.• Serve as a solution architect to deliver high-quality cloud-based products (3 new products have been delivered) and to meet clients' expectations with healthy margins by assessing client needs, working with BA to create stories, and leading the development teams.• Implement modern architectural design with AWS Fargate, lambda, and S3.• Review codes and work with developers to implement better practices. • Work with DevOp team to automate CI/CD process in AWS.• Lead and implement regression testing automation with Cypress.• Technical hands-on tools: C#, .Net Core, NodeJS, React, Angular, and AWS.

St Louis, Mo 63141, Mo, Us

• Act as a subject matter expert (SME) in one or more B2B/B2C eCommerce websites or areas of expertise. Participate in multiple projects in a SME role and/or Lead role.• Serve as a solution architect during client engagements by assessing client needs and collaborating with the development teams to translate and develop business requirements to meet those needs.• Create and/or approve functional and technical design specifications and manage the build and test processes through to delivery ensuring the highest quality solutions.• Perform advanced software implementation consultative skills.• Provide clients with expert advice on best practices on application technology, configuration, integration, and conversion regarding Budgeting, Accounting and/or Timeline.• Provide knowledge transfer to clients and ensure the client staff are ready to operate the application upon go-live.• Assist clients in transitioning the application to client’s production support team.• Technical hands-on tools: C#, React JS 16, and some Angular.

Atlanta, Ga, Us

• Lead, design and develop sophisticated web applications for AT&T, Coca-Cola and Bank of America. • Present the product to the client/stack holders and answer technical questions/concerns at the end of each sprint. • Actively participate in estimating and scoping out a new project, interview developers to assemble a team and mentor developers.• Mentor junior developers.

Atlanta, Georgia, Us

Building new Aflac Policy Holder web application by unitizing .NET MVC 5, Web API, Winsor and Javascript/JQuery/bootstrap css/AngularJS. Adding new features and updating on both the front-end and the back-end.

Atlanta, Ga, Us

Mentored different disciplines of junior team members including development, QA and PMResearched and lead implementing of the test automation utilizing Acunetix for vulnerability scanning and Apache JMeter for load/regression testing. This achieves to cut down development time and improve code quality by changing habits• The test automation provides the development team concrete results and guidelines that are not available from the local environments instantly. • All of security scans are scheduled to run once every day or week. • All of regression scripts are run by Jenkins jobs whenever code change is checked into source repository. • The build automation Jenkins jobs including - Pull source code from Git repository- Compile the project- Run Unit Testing and display result on Jenkins- Deploy source files- Run the regression testing• Wrote a comprehensive assessment of security scanning and scanner and it serves as the guideline for the search of new scanners in the future.Analyzed the business requirements then estimate and built the road maps for new projects. Implemented the project solutions with unit testing and architect the applications to the black box level or completed the components if required.• Designed a new n-tier application system for PMs to manage Verizon Wireless website content. https://stage.moxiecms.store.verizonwireless.com/Account/Login• Overseen the entire architecture for product development, developed the backend service layer and data access layer (Fluent-nHibernate), and developed the web application (.Net MVC 4.0, JSON/Javascript/JQuery, Razor Views), and designed/developed all the unit testing cases on all the layers (NUnit).• Domain Model Architect design and SoC oriented design patterns.

London, London, Gb

Designed a new n-tier application system as the marketing campaign tool for Coca-Cola Sochi Olympics website, overseen the entire architecture for product development, developed the backend service layer (.Net MVC 3.0 controllers) and data access layer (Fluent-nHibernate), coordinated with the frontend developers to integrate the web application (.Net MVC 3.0 controllers, JSON/Javascript/JQuery, Razor Views), and designed/developed all the unit testing cases on all the layers (NUnit). • Analyzed the business requirements and built a roadmap for this yearlong and multi-phases project. There are different contents, webpages and functionalities rolled out in different phases. The new application system is designed with the high cohesive and low coupling principles to achieve “Build for Change” practice, and to meet client’s requirements and budgets. • Choose Active Record as the architectural design pattern to build the new system ground up and to provide new services (functionalities) for the next phases without interrupting any existing functionalities. Choose Fluent nHibernate as ORM, and .Net MVC Controllers (Restful) as the Service Layer. Choose MVC pattern to build new GUIs for web applications and tablet applications.• Lead developing the new application system utilizing ASP.NET/C#/Visual Studio 2010 Enterprise.Developed new sites http://www.bayercropscience.us/learning-center/ and implemented enhancements to existing web applications with SharePoint 2010 platform, MOSS 2010 and Visual Studio 2010 Enterprise.• Designed, developed and maintained custom components (custom lists, templates, features, taxonomy, user controls, web parts and server-side code) for a client’s marketing campaign web site. It utilizes n-tier architectural design to connect SharePoint applications to the SharePoint DB (MOSS 2010), the external DB (nHibernate ORM) and web services (WCF, SPServices).

Designed the entire n-tier enterprise system, overseen the entire architecture for product development and lead the development team. Define and mentor developers in company best practices in development (Coding Standards, Unit Tests, and Design Principles). The new enterprise system is designed with the high cohesive and low coupling principles to achieve “Build for Change” practice.• Analyzed the old business models and built a roadmap for the new enterprise system modules based on the new business models. • Choose Domain Model as the architectural design pattern to build the new system ground up and to provide new services (functionalities) to the legacy applications without interrupting daily business processes. Choose Entity Framework as ORM, and WCF (Soap and Restful) as the Service Layer. Choose MVP pattern to build new GUIs for web applications and smart phone applications.• Lead developing the new enterprise system utilizing ASP.NET/C#/Visual Studio 2010 Enterprise in a fast paced Agile environment.

Atlanta, Ga, Us

Designed and developed two new system applications to provide automatic solutions to achieve the low maintain and high usage principle. • Designed and developed a system application utilizing ASP.NET/C#/Advanced Linq/SQL Server 2008. The new application system architecture includes the data access layer, business layer and the service layer. The service layer utilizes Window Communication Foundation (WCF) to extend the .NET enterprise architecture. The application system copies some essential data from a legacy system to the new database system every night. It also serves a singular application layer for the other enterprise applications to interact with the new database system and to ensure data integrity and data security with comprehensive business rules implementation. It sets the standard enterprise architecture for the future projects to follow. • Designed and developed the architecture of the AutoDoc Central in Sharepoint 2007. It serves the repository of the documents generated by the AutoDoc application. It also provides the custom Web Part GUI to search, to open documents and to show reports and statistics. The web parts are developed with C# .NET and MOSS objects.

Atlanta, Ga, Us

Senior .Net Developer 2006-2007Designed and developed system applications to improve the front end applications with more friendly GUIs, to simplify and to consolidate all the data resources with more efficient architecture design and the principle of OO C#. Integrate the common business models into application libraries to achieve robust and lean development resources for the development team.• Designed and developed the architecture of the "Forms Central" in SharePoint 2007. It serves a repository of all the corporate printable documents (Word, Excel, PowerPoint, PDF..) and online forms (InfoPath, ASP.NET forms along with a workflow). Designed and developed 4 customized web parts on the home page of the site collection. The end users can perform any daily tasks through these web parts to submit or process online forms (edit or add items of all the lists) under this whole site collection without directly accessing any lists.• Designed and developed a system application "Mass Data Repository" utilizing ASP.NET/C#/Oracle/SQL Server 2007 that retrieves data from all the data resources across the entire enterprise system. This system application consists of a complex GUI and middle tier business libraries. Designed and leaded the development of business layer (Business Workflow, Business Component, and Business Entity) and presentation layer (UI, User Process) of this system application. • Researched and designed the architecture of a multi-platform communication system. A central web service serves utilizing ASP.NET C#/ SQL Server 2007/Sybase as the bridge that links all the external applications, such as Java applications, ASP.NET applications or Blackberry, to the company portal. And leading the phase of the development of this long-term project. This application built the blueprint for the future system applications in the SharePoint environment.

Duluth, Georgia, Us

Designed and developed several web applications that processed the insurance application forms. All the projects consist of data table designs, business tier design and GUI design with the full lifecycle development. The architecture of the applications follows the Objected-Oriented design.• Designed, implemented, and tested several 3-tier web applications and web service applications in Visual Studio 2005 utilizing ASP/JavaScript/dll/ASP.Net C#/ with DB2 in mainframe. Leaded some projects of 3-4 developers.• Designed, implemented, and tested several 3-tier web applications in Web Sphere utilizing DHTML/Cascading Style Sheet/JavaScript/dll/Java API/J2EE with DB2 in mainframe.

• Designed and implemented a Medical software utilizing Visual C++ 6.0, MFC /OO C++, ActiveX Control and Win 32 API functions. • Designed, implemented, and tested an email scheduling application for the Sales Builder, Inc. in Classic ASP/Visual Interdev/Dreamweaver utilizing DHTML/Cascading Style Sheet/JavaScript/JSP/Java Servelet with SQL Server/My SQL.

• Designed and implemented a web project in Visual Interdev utilizing DHTML/Cascading Style Sheet/JavaScript/ActiveX Control. • Implemented backend code interacting with database using VB Script, ADO objects, remote scripting in ASP and stored procedures. • Designed and implemented a software application for a window-base project utilizing Visual C++ 6.0, MFC /OO C++, ActiveX Control and Win 32 API functions.

Master Of Science, Aerospace Engineering

Master Of Science, Computer Science