SUMMARY

Microsoft Certified software developer and DHS Certified Section 508 Trusted Tester with 17 years of experience in object oriented software development using Microsoft .Net and legacy technologies, and software development life cycle methodologies.

 

US Citizen with Active DOT/OCC, DHS, DoD Secret Clearance

 

SKILLS

Software: C#, VB.Net, VB 6.0, VC++, ASP.NET, ADO.NET, LINQ, AJAX, JavaScript, JQuery, C, C++, JAVA, ADA, SOL, XSLT, SOAP, XML, HTML, PERL, C Shell, K Shell, Assembly, FORTRAN, SVN, VS2003/2005/2008/2010/2012/2015, SQL Server 2005/2008/2012/2014, Windows Server 2000/2003/2008/2008 R2/2012, SSIS,.

Systems: UNIX/SUNOS/AIX, LINUX, MS-DOS, Windows 7/8/8.1, XP, NT, 2000,

CM Tools: JAZZ, TFS, VSS and PVCS.

 

CERTIFICATION:

MCTS, Microsoft Certified Technology SpecialistSpring 2011

MCPD, Microsoft Certified Professional DeveloperSummer 2011

DHS Certified Section 508 Trusted TesterSpring 2013

 

EXPERIENCE

Office of the Comptroller of the Currency, Washington, DC11/01/2013 – Current

Senior .NET Developer and Tech Lead

Senior .NET Developer,

·   Implement CAR (Comparative Analytic Report) CRs using C# .NET, VB.NET, ASP.NET and MVC, SSIS

·   Create new and update existing .NET web services in a SOA environment

·   Enhance CAR Web Application

·   Follow SDLC (SW development life cycle) for SW development

o   SW High level design, detail design, Coding, Unit Testing

·   Participate and make comments in Code review sessions

·   Support QA System testing and Staging testing

·   Convert legacy VB 6.0 applications to C#  .NET 4.5 applications

·   Upgrade legacy .NET 2.0 applications to .NET 4.5

·   Help other team members (from internal and external teams) debugging and real-time trouble shooting

·   Help DBA team to update and create Stored Procedures

·   Implement CAR application to be 508 complaint

 

CAR .NET Tech Lead/System Architect,

·   Participate in status meetings, design meetings, and meetings with Customers and third party vendors, and provide technical solutions options for Customers

·   Work with BU, ITS-PM and BA gathering requirements from the meetings

·   Create and updates SDD  (SW design documents)

·   Create and maintain O&M (Operations and Maintenance) Manual

·   Provide LOE (level of effort) for CAR CRs (change requirements)

·   SW Design for CRs

·   Assign CRs to individual developers. 

·   Use JAZZ tool to monitor developers’ assignment status, provide technical assistance when needed

·   Perform Dev, Staging and Production Application Deployment and System Verification test.

·   Build and deploy CAR Web Application to DEV and Staging environments based upon competition of tasks and release schedule

·   Provide detailed production release notes to the SCM and DBA team

·   Participate in CAR Status and CCB (Change Control Board ) meetings, work with ITS-PM, VTM, BU, BA and QA to identify critical issues and suggest new CAR features, and provide DEV team status and ensure each release meets the schedule 

·   Work with VeraCode directly for Security scans, resolve application security issues

·   Work closely with DBA teams for Database changes and issues

·   Work closely with QA team, provide test script comments and resolve test issues

·   Enforce 508 requirements are implemented by follow the OCC 508 standards

 

System Architect,

·   Research and create Financial Institution Data Retrieval System (FINDRS) and Comparative Analysis Reporting (CAR) application technology road map

·   Reasonable for FINDRS and CAR applications redesign to enhance the systems up to date with latest .NET technologies, and provide customers the most reliable and secure solutions for their business needs

·   Create System diagrams; HW, Application, External Interface diagrams

·   Participate in enterprise system design meetings, discuss latest available technologies, contribute ideas for new OCC projects, and process improvements

·   Server patching and maintenance, Application configuration, Server and Application troubleshooting

 

CSC Inc, Washington, DC10/24/2011 – 10/31/2013

Senior .Net Consultant

·   Working for the Sustainment Program Application Support, or SPAS Project.  Participated reverse engineering, redesigning and upgrading a legacy VB 6.0 system to C# .NET n-tier system; converted of ASP pages to ASP.NET forms with JavaScripts, converted VB6.0 backend code to LINQ, ODP.NET, C# .NET, and converted VB Windows scheduled processors to WCF Web services and Window Services in C# .NET.  Followed OOD, AGRIL-SCRUM process and CMMI level 3 standards.  Maintaining Windows form application, created Web services that consumes WINSCP COTS product to provide SFTP transfer services with other Web and Windows systems. 

·   Upgraded existing applications to comply with section 508 requirements.     

·   Maintaining, real-time trouble shooting.

·   Work with DBA team analyzing/fixing stored procedures issues. 

·   Work costly with Test team, writing and executing test scripts.

·   Create C# MVC3, WCF, Windows Services, Web Services and SOA prototypes for future projects.   

 

ENSCO INC, Springfield, VA11/2007 – 10/21/2011

Staff Software Engineer

·   Worked on the Sentry Project, which is a real-time security monitoring system.  Participated in High/Low level designing, coding, Unit/String/Integration testing and on-site support for Client/Server, multi-threaded window applications, window services and Web Services using WCF, Visual Studio 2003/2005/2008/2010 C#, VB and VC++.  The window server and services run on both Windows Server 2003 and 2008.

·   Used Advosol COTS products, developed and integrated BACnet network read/scan applications that requires good knowledge of Algorithm programming and Design Patterns.

·   As a key member of the Sentry team, created Oracle, SQL and Access database applications that issue user SOAP/XML formatted commands and request sensor data from a TCP Server, and save it to the database periodically.  These tools provide usefully graphic and numeric data to the user to analyses sensor historical/current status and states. 

 

Responsibilities:

·   Participate project re-compete proposal

·   Participate in Enterprise level future Database, Application, System Architecture discussions.

·   Lead and mentor junior engineers.

·   Gathering and updating requirements, proving SLOC estimations

·   Follow the CMMI standard procedures; perform the full life cycle development.  Participated in each of the following SDLC steps; served author, inspector and moderator at peer reviews.

o   High Level Design: follow Object-Oriented design; use Design Patterns to improve performance and flexibility; create class diagrams and descriptions in Design documents based on CHI and requirement documents. Work with SE for requirement changes.

o   Low level Design: Add Thread diagrams and descriptions to the Design documents. Provide technical solutions and suggestions to other engineers resolving problems and issues.

o   Coding: create classes, functions and properties, using .NET framework objects.  Ensure the code meets requirements of Low level and high level designs. 

o   Unit Test: create test drivers and test cases, perform Unit test to cover normal/error/exception paths.  Record and fix errors, retest the unit if any logic error found. 

o   String Test: create test drivers and test cases; test Units in an isolated component. Record and fix errors, retest the units if any logic error found.

o   Integration Test: create test cases and work with testers to test the whole system, open problem reports (PR) if any error found.

·   Agency level Tier Three Technical Support, real-time trouble shooting and problem fixing, on site supporting and training

·   Work as a team; resolve complex problems of the Sentry System.  And prove technical advice for high-level functional systems analysis

 

Lockheed Martin (TSS), Rockville, MD03/1999 – 11/2007

Lockheed Martin Air Traffic Management division provides the experience, the technology and the financing to design, deliver and support of automated air traffic management systems worldwide.

 

Senior Software Engineer (IMC Team Lockheed)03/2005 – 11/2007

IMC Team is a group consists of 15 team members with various backgrounds.  Our team tested and developed Air Traffic System Monitoring Application (A key component in air traffic system), which provides network and hardware status, and commanding interfaces to monitor and control the whole system. As a key engineer on the team, participated in the full life cycle development for this application. 

 

Responsibilities:

·   Mentor junior engineers

·   Work closely with system engineers and test and integration areas, providing system issue group SLOC estimations, logical solutions for requirement and UI changes implementations. Follow CMMI level 4 standards.  Served as author, inspector and moderator at peer reviews in each of SDLC levels.

o   High Level Design: follow Object-Oriented design; use Design Patterns to improve performance and flexibility; create class diagrams based on CHI and requirement documents.  Work with SE for requirement and UI changes.

o   Low level Design: create Thread diagrams.  Provide technical solutions and suggestions to other engineers resolving problems and issues.

o   Coding: implement classes.  Ensure the code meets requirements of High/Low level designs. 

o   Unit Test: create test drivers and test cases, perform Unit test to cover normal/error/exception paths.  Record and fix errors, retest the unit if any logic error found. 

o   String Test: create test drivers and test cases; test Units in an isolated component. Record and fix errors, retest the units if any logic error found.

o   Integration Test: create test cases and work with testers to test the whole system, open trouble tickets if any error found.

·   Support updating requirements, and Computer Human Interface documents, supporting test groups debugging, and verifying system problem fixes using DBX and Aprobe debug tools.

·   Follow the standard procedures, trouble shooting and fixing the real-time Monitoring System (GUI and Servers) problems.

·   Created Client/Server prototype projects by using Microsoft .NET technologies VB and C#. Provided new ideas and researched new technologies for high-level functional systems analysis and design so that the IMC project could meet OOD and system requirements.

Software Engineer (IMC Team Lockheed)01/2004 – 03/2005

 

Responsibilities:

·   OO Designing, implementing, testing and maintaining by using C++, JAVA, ADA, SNMP, XML, XSL, HTML, MOTIF and Shell scripts.  Cross SCSIs’ OO Design and Analysis; Create and update class and thread diagrams to build SDD via Artisan and Visio tools.

·   Follow the CMMI level 4 standard procedures, trouble shooting and fixing system problems.

·   Write test plans, unit and string test cases, and the drivers.

·   Due to my outstanding performance I was promote to senior software engineer on 2005.

 

Associate Software Engineer (COMM Team Lockheed)03/1999 – 01/2004

COMM Team is a small group of software engineers who specialized in network infrastructure layer of the air traffic system. Our team responsible for development of the multi-threaded message services that delivers messages and commands through the air traffic networks. 

 

Responsibilities:

·   C++, ADA, C and DBX were used to design, implement, test and maintain UDP and TCP/IP Message Service.

·   Follow the standard procedures, trouble shooting and fixing the network problems, and provided logical and mathematical solutions to fix performance problems.

·   Due to the success of various projects, I was promoted to software engineer on 2001 and I was select by the management to join the IMC team later in 2004.

 

Raytheon, Newport, RI08/1998 – 03/1999

System Engineer

Work as a system engineer for the Software Engineering Directorate (SED).  SED is the central focus for real-time software development, integration, test and validation activities for the systems within IDS (Integrated Defense Systems is Raytheon's leader in Joint Battlespace Integration.) SED provide engineering design processes, standards and test expertise to Raytheon's current programs, along with new system technology development. 

 

Responsibilities:

·   Worked for a defense project, duties were to write and revise system requirements based on the customers’ requests, and write test plans and procedures.

·   Operated and tested the software products, opened system problem reports and verified problem fixes.  Ensured the products meet the costumer’s requirements and needs.

·   Designed and implemented a window based client-server error and problem fixes tracking application for our internal group by using Visual Studio - VB 6.0.  This initiative enables us to log errors and problem fixes in an Access database through a VB GUI.  Various useful reports are designed for the management to easily identify problem areas.

 

General Electric, Charlottesville, VAFall 1997

Engineer (CO-OP)

GE Fanuc Embedded Systems is a unit of General Electric Company. The company offers an extensive line of products ranging from embedded boards in multiple form factors, bus architectures, and fabrics, to fully integrated systems available in a range of environmental grades.  I was one of the two selected electrical engineering students from University of Maryland to work with GE Fanuc’s Hardware and Software teams.

 

Responsibilities:

·   Testing and problem reporting of the manufacture monitor and control system using the standard procedures

·   Ensured the system works in various environments and conditions

 

 

EDUCATION

Johns Hopkins University 

Master of Science in Computer ScienceSpring 2003

 

University of Maryland at College Park

Bachelor of Science in Electrical EngineeringSpring 1998

 

 

REFERENCESAvailable upon request