Top Secret DOD

• Languages: Java, C/C , XML/XSL/XPath, C/C , HTML/ CSS, PL/SQL, SQL, CLIPS, LISP, Prolog,ColdFusion
• Scripting Languages: Python, Unix Shell Script, Perl, Java script
• J2EE: EJB, JSP, Servlets, JMS, JavaBeans, JavaMail, JDBC, RMI, JTA XML Query, XML Beans
• Operating Systems: UNIX HP-UX, SUN SOLARIS , Windows XP/2008/7, IBM AIX, Red Hat Linux
• Database: Oracle , Sybase, MySQL, Microsoft SQL, Informix, PostgreSQL, Marklogic, HBase, Cache
• Web/Application Server: Oracle WebLogic Server, JBoss, Tomcat, Apache
• Software /Tools: Oracle Webcenter 11g, Aqualogic User Interaction, WebLogic Portal, WebLogic Integration 8.1, 9.2 , JBoss BPM, BRMS
• SOA Suite: Oracle SOA Suite 11g BPM, Oracle Service Bus, Oracle Enterprise Repository/Service Registry, Oracle Web Services Manager , HP Systinet Registry, CentraSite, JBoss SOA-P
• Security Models: RBAC,DAC,MAC , PKI, SSL/TSL, Single Sign On, web service security
• Security Fremework/Tools: CA SiteMinder, CA CloudMinder, Layer 7 Gateway, Oracle Identity Manager 11g, Oracle Sun identity Manager, Sun LDAP, Active Directory, Red Hat LDAP
• Content Management: Documentum, Alfresco
• Frameworks: Struts, JSF, JPA, Spring, Hibernate, iBATIS, CXF, ServiceMix, OSGi, Ant, JUnit, Log4j, Ajax, Flex, GWT, Quartz, Hadoop, OpenNLP, OpenSAML
• Methodologies: RUP, Extreme Programming, Scrum, Design Pattern
• Load Testing, Profiling and Monitoring Tool: JProbe, OptimizeIt, JConsole,Grinder
• Designing Tools and Framework: UML, Rational Rose, DoDAF 2.0
• Rule Engine: Blaze, CLIPS, Drools
• Search Engine: Solr

Confidential

Solution Architect

Serve as a technical solution architect for Health Division to design and implement technical solution

Key Accomplishments

• Design Unified Case Management UCM system which will strengthen our nation's Medicare and Medicaid program integrity PI in CMS Centers for Medicare Medicaid Services and offer improved cost avoidance and recovery in Medicare and Medicaid programs. Lead trade study for the market-leading case management COTS products to determine the best fit with CPI's need.
• Design technical solution and provide strategy for surveillance system for CDC Center for Disease Control and Prevention
• Design and implement security as service solution for Cloud by using CA CloudMinder and IBM Softlayer Cloud. IAM Identity and Access Management solution provides access to users through two-factor authentication, secure provision users to the cloud, federate user identities across multiple enterprise applications deployed in Cloud or on-premise

Confidential

Executive Consultant/Enterprise Architect/SOA Architect Director

Serve as a lead enterprise architect/ SOA architect for federal facilitated exchange FFE program system for CMS Centers for Medicare Medicaid Services ACA The Affordable Care Act program to create state health benefit exchanges that will insure 30 million Americans. FFE is a service-oriented and multi-layered open system.

Key Accomplishments

• Define business and data service template
• Serve in SOA governance board to define and enforce service life cycle management strategy. Review services for all projects PM, E E, QM and FM
• As a lead architect for financial management application CSR, Bookkeeping and financial transaction to provide technical direction and end-to-end solutions throughout system development life cycle. Review all web services.
• Design content structure, model and services
• Design user management LDAP schema and authentication and authorization solution
• Provide SOA security solution. Provide SSO solution.
• Design and develop security API to validate, process SAML token and pass security identities to downstream layer services and enforce role-based access control for system resources
• Manage development team
• Design data exchange solution with state exchange, insurance company and other third party system through data exchange Hub
• Design business process flow to process financial payment, cost sharing reduction, advance premium tax credits, risk adjustment. Integrate with financial bookkeeping system, HIGLAS, state exchange, issuer insurance company.
• Design edge server to collect insurance company claim, encounter, and enrollment data and calculate risk adjustment and reinsurance. Submit all aggregated reports to FFE.

Confidential

Enterprise Architect/SOA Architect

Serve as an enterprise architect to lead establishing a Service Oriented Enterprise architecture to improve data sharing and interoperability across applications and agencies DOD and VA for DHIMS Defense Health Information Management System

Key Accomplishments

• Lead SOA governance board to define the SOA system architecture and standard
• Design SOA system architecture for DHIMS by using Oracle SOA Suite 11g
• Define the roadmap and strategies to migrate existing legacy application to SOA technology
• Lead all SOA service solution initiative to provide solution support for all application development teams
• Establish the SOA governance framework including principles, standards and guidelines governing the whole lifecycle of services - discovery, development, testing, deployment, maintenance, usage
• Create DoDAF system architecture document

Confidential

Sr Architect/SOA Architect

Serve as a portal architect to design and develop a portal application for Financial Crimes Enforcement network for department of the treasury by using Oracle Webcenter 11g and oracle content management 11g

Key Accomplishments

Implement single sign on for portal application by using Oracle Identity manager 11g

• Install and configure Oracle WebCenter and Oracle content management 11g

Confidential

Principal Architect/Technical Lead

Serve as a principal architect / technical lead to design health information system. Strategic planning, technical evaluation and analysis for next generation of Health Information Management product.

Key Accomplishments

• Design and Develop new generation QHIM Rich Internet Application product by using Sliverlight, .net, rule engine Drools , web service cxf , spring, ibatis, solr, OSGI , natural language processing technology OpenNLP
• Design the health care decision support rule-based system
• Define web service catalog
• Design the system architecture for HL7 message exchange server
• Manage development team

Confidential

Senior Enterprise Architect/SOA Architect

• Serve as a portal architect/technical lead for a centralized USMEPCOM eRecord/eMedical portal application by using Oracle WebLogic portal 9.2, AquaLogic BPM, WebLogic Integration 9.2. Provide single sign on security solution to integrate portal with the backend workflow. Responsible for architecture, design, development and deployment into various environments. Implement Common Access Card CAC based user authentication. Develop a variety of portlets and look and feel templates. Mentor other developers.
• Serve as a SOA Architect for Enterprise Service-Oriented Architecture SOA Foundation system for DISA that enables secure access to various enterprise services including information retrieval and posting, web service publish and discovery, on-boarding governance and machine-to-machine messaging by using Weblogic portal 10, Aqualogic BPM, Oracle Aqualogic Business Bus ALSB , Aqualogic Service Registry ALSR UDDI , Enterprise Repository ALER and Layer 7 Gateway. Provide single sign on security solution to integrate portal with the AKO siteminder policy server and LDAP.

Key Accomplishments

USMEPCOM eRecord/eMedical portal:

• Design and implement persistence layer by using Hibernate 3.1 and Spring framework
• Design and Implement business dashboard which monitors business activities
• Design and integrate with work flow which maintains and monitors business activities across all applications and systems. Develop and configure WSRP portlets to communicate with backend workflow.
• Design and implement web services to support applicant and document management service and business rule services
• Integrate with EMC Documentum content management to upload, scan and assign applicant documents
• Design and implement role-based access control
• Design and Implement business workflow ALBPM

SOA-F project for DISA

• Implement role-based access control.
• Design and Implement SOA on-boarding governance business workflow by using Oracle BPM.
• Design and Implement web service security solution.
• Design and develop JSR 168 portlets and WSRP portlets.
• Design and Implement machine-to-machine messaging by using Oracle Business Bus.
• Design and implement single sign on form-based and CAC-based authentication by using SiteMinder application agent.
• Provide high level and detailed design and deployment document.
• Mentor developers and provide technical support.

Senior Architect/Consultant

Serve as a senior architect/consultant for Position Monitor System. Provide design document. Responsible for software architecture, design, development and development oversight.

Key Accomplishments

Responsible for the technical aspects of its full life cycle from inception to production using XP methodology. Design and Implement multiple-tired distributed system by using Java Swing, J2EE, Hibernate, WebSphere MQ, and Sybase.

Design and implement stored procedures where necessary to implement business logic

Senior Technical Architect/Team Lead

Serve as a senior architect/team lead for MyHealtheVet Portal for VA. MyHealtheVet Portal is the official web presence for VHA to communicate with Veterans, family members, doctors and others about Veteran's health issues and provides a veteran-centric view of the Veterans Health Information Health Record, Prescription Refill, Self-Entered Information . Responsible for software architecture, design, development and development oversight.

Key Accomplishments

• Designed and implemented messaging service to support synchronous and asynchronous message communicating with backend system by using JMS.
• Design and implement role-based access control by using entitlement
• Develop portal framework skeleton, skin, look and feel and layout and portlets: JSR-168 portlets and pageflow portlets.
• Design and implement the following modules: application framework, common service modules, secure user management, Unified User Profile UUP , electronic medical record retrieval from Vista mainframe system , on-line prescription refill, role-based access control, veteran self entered medical log management by using Spring, Struts, and Hibernate persistent layer . Integrate with Vista.
• Responsible for the technical aspects of its full life cycle from inception to production using customized RUP methodology. Design and Implement multiple-tired distributed portal system by using WebLogic portal 8.1.
• Design and developed web service for retrieving the VA facilities information.
• Performs the responsibilities of a mentor to the more junior members of the team by assisting them in the design and implementation of the more intricate portions of their components.

Senior Enterprise Architect

Serve as an enterprise system architect, subject matter expert WebLogic and project management for application development team, integration with high complexity infrastructure. Also conducted architecture planning, application serve performance tuning, clustering, trouble shooting, scalability and fault tolerance failover/failback planning. Develop the infrastructure standard guide which supports more than 30 federal reserve bank applications.

Key Accomplishments

• Install SiteMinder web agent and configure SiteMinder policy
• Design and Implement security solution role-based access control, Single Sign On by using SiteMinder and LDAP for multiple applications
• Technical architect to design and implement two financial applications
• Provide system architecture design document
• Provide system trouble-shooting guide document

Principal Consultant/Architect

Serve as an architect, principal consultant for BEA commercial and federal customers. Representative clients: GE Global Exchange, Verizon, Accenture, Bank of America, Nextel, Deuetsche Bank, Northrop Grumman, Wells Fargo, Winstar.

Key Accomplishments

• Deuetsche Bank : Architected, designed, and implemented a trading system integration module. The system essentially integrated with multiple legacy backend systems using JMS and MQ Series. Fully responsible for implementing the middle tire with EJB and workflow components of the systems using BEA WebLogic 7.1.
• WEBGUI XEA Verizon : As an architect and principal consultant to design system architecture for several applications in Verizon. Architected, designed, and developed the WEBGUI and WISDOM applications for Verizon. These applications serve about 50, 000 customers daily. They provide the web interface for mainframe based transactions as well as provide the auditing, application monitoring, data persistence, application exception, and metrics components. In addition, they are a mediation device between the wholesale customer and Verizon. The application is built using BEA WebLogic 7.1 and utilizes the integration components to manage integration with legacy systems. Provided direction and hands on support for infrastructure planning, designed system architecture for high availability, scalability, and performance, performance tuning, and capacity planning. The architecture is based on EJB's, JMS, and MDB's.
• IDENT Northrop Grumman : As an architect, design and develop a workflow based fingerprint match system for customer. IDENT is a fingerprint match request processing system. It is designed to provide flexible and open interfaces to accept internal and external requests in the forms of web service interfaces that will be consumed by heterogeneous clients including C and C -based external applications, Web Browser based client. IDENT's core system is a workflow that extracts the image, processes matching requests based on the business rules and schedules, and sends to the backend matching system multiple vendor matching processors . Developed the IDENT system architecture based on WebLogic 8.1 and WebLogic Integration 8.1. Responsible for full life cycle development from concept to delivery of the production system
• IBTD WINSTAR : Lead a team of developers to design and implement web-based application system, by using J2EE technology, which allows users to manage international and domestic buildings tenants information including history , and upload all kinds documents. Requirements analysis with domain experts, system uses case design and object model design. Design and implement business layer and persistent layer by using EJB.

Senior Consultant/Technical Lead

As a lead developer, design and develop multi-tiered web based application system SOTS that utilizes JSP, XML and servlets for presentation, EJB components for the business logic, TopLink for data persistence, and an Oracle 8 database for data management. The application was deployed on a WebLogic server 4.5.1. Provide system architecture and design document. Design and implement web-based project scheduling and management workflow system: SAMM.

Key Accomplishments

• Design object model.
• Design and develop workflow system for project scheduling and management
• Design SAMM database schema and object model
• Install and setup apache server for SAMM.
• Participate end-to-end coding. Use Java servlets, XML to dynamically produce HTML.
• Build stateless session beans that massage data retrieved and passed by the presentation layer, and interact with Data persistence layer through TopLink with database.
• Design multi-tired distributed system architecture: presentation layer JSP, servlet, XML , business layer EJB and data access layer TopLink .
• Implement SAMM by using JAVA, HTML, Servlets and JDBC

Assist Professor

Research Interests: Expert System, Artificial Intelligence, Distributed Data Base, Intelligent Computer-Aided Instruction