SUMMARY:

• A senior software architect/lead with extensive hands - on program development experience.
• Effectively coordinated with all departments inside the company and direct interfaced with responsible engineers and top management of our customers such as GM, Ford, TI, Merck, Eli Lily, DOE and Department of Homeland Security etc.
• Have implemented many software development lifecycle projects including Quotation preparations, requirements gathering, risk analysis, design & development, alternative solution research, quality assurance, deployment & delivery on time. Familiar with object oriented programming, distributed Component to SOA(Service Oriented Architecture)
• Fluent in multiple programming languages such as C/C++, Visual Basic 6 and Visual Basic.Net, C# 4.0, ASP.NET, MVC, WCF Windows Azure, jQuery, AngularJS, Telerik ASP.NET AJAX RadControls, DevExpress, Ext JS, Enterprise Library, IoC, MongoDB, MS Message Queue, SoapUI, Cloud Computing, Team Foundation Server, Team Pulse, JustMock, Resharper, PowerShell, SharePoint, Java, UML and Office Application Programming, SCRUM. Excellent analytical and problem solving capabilities.
• Worked with different database technologies including SQL server, Oracle, DB2, and Access. Stored Procedure, T-SQL Programming

PROFESSIONAL EXPERIENCE:

Confidential, Arlington, VA

Senior Software Developer

Responsibilities:

• Technically Lead the Unified Network Interface (UNI) software development and support team for the intranet users, North American DMV jurisdictions and the Department of Homeland Security, greatly improved the relationship with the clients.
• Designed and architected a horizontally and vertically scalable high throughput POC solution to process thousands transactions of long polling web services using MongoDB, TPL and async tasks
• Design and Developed s based multiple transaction Legal Status Verification system used by DMV including customized T4 Templates, SpecFlow integration tests, content based correlation workflows in the Cloud.

Confidential, Reston, VA

Senior Software Developer

Responsibilities:

• Designed, Architected and implemented Silverlight web based the application - Enfuse. Involved technologies: Silverlight, WCF, Windows Services, TCP/UDP, OpenSSL, Encryption.
• Designed and implemented MVP Web Trinity application for DOE. Involved Technologies, MVP, Entity Framework, LINQ, jQuery, Backbone.js, HTML5, CCS3, Quartz Scheduler
• Designed and implemented a risk/confidence algorithm based on Propagation of Error and Null Ambiguity uncertainty analysis on nuclear materials.

Confidential, Sterling, VA

Senior Software Developer

Responsibilities:

• Designed and implemented Spin System Framework Database migration from development environment to production.
• Designed and implemented a connectable web parts in SharePoint 2010 using SPQuery
• Migrated current WSS 3.0 SharePoint web site to SP 2010 Foundation 2010

Confidential, Reston, VA

Senior Software Developer

Responsibilities:

• Architected, designed and coded a Microsoft Role Provider based management system with audit using MVC, jQuery, LINQ, Entity framework to centralize authorization of enterprise application based on the user role configuration.
• Designed and developed an automated SSIS package to transfer the data from legacy Informix database to SQL Server using transaction based ETL.
• Designed and coded an enterprise application sales navigator using ASP.NET design pattern. Technologies include WCF/MVC3 jQuery. Ext JS, LINQ, Enterprise library exception handler and logging. Made a key contribution from overall architecture, multiple team co-ordination, and detail solution provider.

Confidential, Reston, VA

Senior Software Developer

Responsibilities:

• Developed Cricket E-Discovery Suite, features includes Text and Metadata extraction, indexing and Search. Image Conversion such as PDF Conversion, Tiff Conversion, PDF/Tiff Stamping. Technologies. Microsoft Message Queue, Multi-thread, SQL Server 2005/2008, De-duplicate SHA1 and MD5 Hashing, Decryption, COM Interop, P-Invoke, Active Report. WF (Workflow), images, Archives, Lotus notes. HTML.
• Developed ASP.NET MVC based Online Documents Review Software using AJAX, jQuery, LINQ, Entity Framework, Dependency Injection.
• Design and implemented distributed software capable of stamping on tiff millions of pages per hour taking full advantage of WCF (windows Communication Foundation) classes.
• Architected, Designed and Implemented high speed text and metadata extraction on virtually any types of documents using C# calling native code(safe or unsafe) and .NET 4.0 TPL(Task Parallel Libraries) including declarative, imperative Parallelism, PLINQ. Thread Load Balance, Responsive User interface.
• Developed an innovative algorithm to add stripes on image files such as JPEG, single/multiple-page color/gray-scale/black-white TIFF to increase the overall performance a few times than the conventional method.
• Extensively studied and coded a load balancing multithread C# application to evaluate most of the major OCR (Optical Character Recognition) components.
• Developed an automatic error tracking system creating dashboard, KPIs using SQL Server Analysis Services Multidimensional Data and Excel Business Intelligence.
• Initiated, Designed and Developed WPF based windows application to detect the file duplication using Bloom Filter with more than 1Gig/per minute processing speed with tens of millions of document hashes from NIST fully loaded to meet the fast growing E-Discovery requirements.

Confidential, Indianapolis, IN

Software Engineer, Senior Software Engineer and Team Leader

Responsibilities:

• Initiated, designed and implemented microprocessor based leak test instrument in C/C++ in the CodeWarrior environment, with touch screen LCD, Ethernet connection. The product has maintained compatibility with numerous enhancements throughout the ten years on the market. The adaptive leak method significantly reduced the amount of the leak test (30-50%) with the similar reliability and repeatability or better.
• Designed and developed customized DataGrid of different type of columns to display user friendly Dataset in VB.NET/C#, and utilized XML to transfer data and XSLT to present reports.
• Designed and developed commercial software in 3-tier architecture, customized ActiveX component in MFC, business object in Visual Basic. Data was stored in SQL Database Server with the option to run Microsoft Access database.
• Designed and implemented real time status progress presentation software that displays the current status of the leak testing. The data set is shown in a format of vivid line graph in both Visual Basic 6.0 and Visual C++ 6.0, interoperate with VB.NET application.
• Migrated several projects from VB 3.0 to VB 4.0 to VB 6.0, including the change from 16-bit to 32-bit controls, old DOS format information to database, performance enhancement without compatibility issues.
• Designed and participated in development and maintenance of the company official web site used Java, JavaScript and DTHML.
• Participated in the design work with Ford and Mobile on the next generation fuel cell car with several hundreds of data logging and storage for real time performance analysis with the sampling rate up to 50 kilo-samples per second using on-board Direct Memory Access (DMA), synchronization with semaphore to avoid resource access conflict etc.
• Coded PC based software using Confidential leak test instrument, automatically recorded in local Access database in real time to eliminate the dependency on the network and periodically transfer to the Oracle database on the server through transaction process.
• Development commercial PC based software to medical package leak test system from 1 cubic centimeter to 1000 cubic centimeter package. Successfully maintained an authenticating and authorizing users by Intranet login group and login names using Windows API to meet Food and Drug Administration (FDA) CRF 21 requirements.