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Principal Enterprise Systems Architecture Developer Resume

Fairfax, VA

TECHNICAL SKILLS:

Hardware: IBM PC/Compatibles, SUN, HP, IBM, DEC, Paragon, Sequent, Apple

Systems: UNIX (SunOS/Solaris, HP - UX, AIX, DEC UNIX), Linux (RedHat, SUSE, Slackware, RTAI, Xenomai, etc.), IBM OS/2, IBM MVS, DEC VMS, DOS/Windows 3.x/95/98/NT/2000/2003/Vista/7, BSD (FreeBSD, OpenBSD, NetBSD)

Languages: Java (J2SE, J2EE), C/C++, Objective C, XML, XML Schema, Schematron, XSL (T/FO), XPath, XQuery, RDF/OWL, SPARQL, SQL, Oracle PL/SQL, DHTML (HTML/XHTML, JavaScript, CSS), PERL 4/5/6 (CGI, DBPERL), awk, sed, UNIX Shells (sh, csh, ksh, psh, ssh, tcsh, bash), TCL/TK 7/8, Expect(C/PERL), Python, Ruby, Clojure

Software:

Modeling Tools: Popkin/Telelogic/Rational System Architect, Vitech CORE, Sparx Enterprise Architect, Troux Metis Architect, Eclipse, Rational Software Architect, Rational Data Architect, MagicDraw UML, Rational Rose, Rational Requisite Pro, Borland JBuilder, Together/J, Borland Together, Erwin, Embaradero ER/Studio, TopBraid Composer, Protege 2000, SemanticWorks, DreamWeaver, XMLSpy, OpenText/Metastorm ProVision

Integration Tools: WebMethods, IBM MQSeries/Websphere MQ, JBoss MQ, JBoss ESB, SeeBeyond E-Gate, AutoSys, SonicMQ, Sterling Commerce Connect Direct, OpenJMS, OpenESB, OpenLDAP, Websphere Process Server, ActiveVOS, Oracle Fusion Middleware (AS, BPM, ESB), CA/iTKO LISA SOA Virtualization/Integration/Testing Suite, Netscape Directory Server, SoapUI, LoadUI, WSO2(ESB/BPS/BAM), JBoss SOA-P, Oracle Coherence, Informatica

Database Servers: Oracle 7/8/8i/9i/10g/11g/12c, Sybase, MS SQLServer, DB2, Ingres, Informix, PostgreSQL, MySQL, Xindice, Tamino, eXist, BaseX, Cassandra/Newts, Neo4J

Application Servers: WSO2 (AS, BPS, BAM, CEP), BEA/Oracle WebLogic, iPlanet, Netscape Enterprise Server, Apache HTTP Server, Apache Tomcat, Apache Axis/Axis2, Macromedia JRun, IBM WebSphere, JBoss AS, OpenEJB, OpenORB, Oracle (OAS), Oracle HTML DB (APEX), JBoss EAP

Development Tools: make, ant, anthill, cvs, subversion, maven, emacs, hudson/jenkins, CruiseControl, JDK 1.0 - JDK1.8, JavaCC, Eclipse, IBM Rational Purify, JProfiler, JTest, PVM/MPI, Toad, Netegrity SiteMinder, Oracle ADF, Apache MyFaces, IBM JSF, Spring 2.0/2.5, Apache Axis2, Hibernate 3.0, Apache Cocoon 1.x/2.x, JUnit, HttpUnit, Catctus, JMeter, Cobertura, Checkstyle, PMD, FindBugs, FireBug, WebDeveloper, DocBook, OpenSSL, OpenSSH, ILOG Rules/JRules, Jess, Drools, Forum Systems Sentry XML Gateway

Office Applications: MS Office (Word, Excel, Access, PowerPoint), MS Project, Open Office/LibreOffice (Writer, Calc, Impress, Draw, Base), Visio

PROFESSIONAL HISTORY:

Confidential, Fairfax, VA

Principal Enterprise Systems Architecture Developer

Responsibilities:

  • Research and analysis of latest trends in Enterprise Architecture (SOA/ESA, RM-ODP, FEAF, TOGAF,GERAM, VERAM, COBIT, ITIL) and Software Intensive Systems Architecture, including review of major business and technology drivers.
  • Research and analysis of applications of standards based frameworks to current software intensive systems development.
  • Analysis and evaluation of Semantic/Knowledge based systems analysis, design, implementation, and maintenance tools and technologies.
  • Analysis and evaluation of the current state of Service Oriented Architecture methodologies (e.g. SOMA, SOAD, BPM/CBM)
  • Research into the current state of Web Services/Semantic Web Services (standards, protocols, tools, and technology)
  • Extensive use of UML/SysML/BPMN, RDF/RDFS/OWL to development semantically rich systems models
  • Code development using Java, C/C++, Perl, Python, Ruby, XQuery 1/2/3
  • Development of ReSTful and WS-* compliant semantic Web Services using OWL-S, OWL-P, RDF/S, SOAP, UDDI
  • Development of data models using XML/XML Schema (DTD, XSD, Schematron, RelaxNG)

Tools:  JDK 5/6/7/8, ant, C/C++, gcc, make, XHTML 1.1/5, CSS 1/2/3, XML, XSL, XQuery, SOAP, WSDL, RDF, OWL, OWL-P (Process Ontology), OWL-S (Service Ontology), WSDL-S, SWSO, SWRL, Protege2000, SWOOP, SWEDE, Oracle 10g/11g/12c, ILOG JRules, JBoss, jBPM, Drools, ESB (Various), WebLogic, Oracle SOA Suite, Axis2, Xfire, CXF, Tomcat, etc

Confidential, Alexandria, VA

System Architect Enterprise Performance Monitoring/Service Oriented Architect

Responsibilities:

  • The analysis, design, development, deployment, documentation of a Java/JVM/JMX monitoring solution using: OpenNMS 15/16/17, PostgreSQL8.x/9.x, Jetty 8.x, Java 7/8, Cassandra/Newts, Grafana.
  • Implementation and configuration of OpenNMS network monitoring system components, to monitor all JVMs in use in the client enterprise, including: all JVM based containers (e.g. Tomcat, Jetty, JBossEWS/AS/ESB, WebLogicAS/IDM, WebSphereAS/MQ, ZooKeeper, Solr/SolrCloud 4.x/5.x/6.x, Cassandra 2.x/3.x, ActiveMQ, Kafka, etc.)
  • Configuration and deployment of system components; as well as custom code using sh/bash, Perl, SQL and Java to implement: reports, automate provisioning, and enable and disable polling, thresholding, collection and notifications; using the OpenNMS ReST interfaces, XML configuration files, RRDTool, and PostgreSQL 8.x/9.x.
  • Implemented/Updated configuration documentation for application developers to use, to integrate JVMs/JMX MBeanServers into the monitoring infrastructure; including LDAP/AD integration using JAAS and security integration with specific container requirements.
  • The System is currently monitoring ~3400 nodes/~12000 services, across multiple applications, deployed in multiple environments (Development, System Integration Test, Functional Quality Test, Production Verification Test, Product Test, and Production).

Environment: included: RHEL 5/6/7, Windows 7, Java 6/7/8, Jetty 8.x, MSAD, XML, XSD, AJAX, SOAP, ReST, sed, awk, perl, sh/bash, psql/sql, eclipse, svn.

Confidential, Arlington, VA

Oracle Fusion Middleware Developer, Systems/Service Oriented Architect

Responsibilities:

  • The analysis, design, development, deployment, documentation of SOA/BPM infrastructure solution using: Oracle WebLogic, Oracle Coherence, Oracle OSB, Oracle SOA Suite/BPM Suite, Oracle Web Services Manager, Oracle HTTP Server, Oracle Web Cache, Oracle Hyperion.
  • Implementation and configuration of key and certificate generation and storage process, to support SSL/TLS for clustered WebLogic servers, and support other security protocols and services including WS-Security for SOAP services running in the SOA infrastructure.
  • Implemented system software including installation and configuration of enterprise software systems (e.g. Oracle 11g /Fusion Middleware, Oracle HTTPServer, etc.).
  • Environment included: Oracle Sparc, Oracle Solaris, RHEL, Windows 7, Java 7(JDK 1.7.x), JRocket (JDK 1.6.x), Oracle Directory Server, Oracle Web Server, Oracle WebLogic Server, Oracle/Tangosol Coherence, Oracle Service Bus, Oracle SOA Suite/BPM Suite, XML, XSD, AJAX, WLST/Python, SOAP/WSDL, WS-REST, sed, awk, PERL, sh/ksh/bash.
  • Implementation and Monitoring, of multiple applications, deployed in multiple environments (Development, Integration, Test, QA, and Production).
  • Scrum based Development Methodology

Confidential, Crystal City, VA

Systems/Solution Architect, Service Oriented Architect

Responsibilities:

  • Review of existing system documentation (requirements, architecture, and design), and implementation (source code, build tools, and system configuration) of current SOA/BPM solution using: JBoss SOA-P ESB, IBM WAS/WPS, IBM InfoSphere.
  • Development (analysis, design, implementation, and test) of business processes (BPMN and BPEL), and Web Services (SOAP and RESTful) over HTTP and JMS transports to new infrastructure: using JBoss SOA-P (ESB), WSO2 AS/BPM/BAM, Axis2 Web Services, Hibernate, Oracle 11g Database.
  • Environment included: VMware ESXi (VSphere), RHEL(5.x, 6.x), Windows 7, Java 7 (JDK 1.7.x), Java 6 (JDK 1.6.x), Oracle Internet Directory, Oracle IAM, Oracle WebLogic Server, WSO2 ESB, WSO2 AS, WSO2 BPM, WSO2 BAM, XML, XSD, SOAP/WSDL, AJAX, WS-REST, BPMN, WSDL, sed, awk, perl, sh/ksh/bash, python/wlst, HP ALM, SoapUI/Groovy, LoadUI
  • Development of integrated System Design Document.
  • Development of integrated System Test Plan.
  • Execution of functional and integration tests and reporting of test results.
  • Resolved issues with the initial deployment environment, and application conversion and migration to the new infrastructure
  • Scrum based Development Methodology

Confidential, McLean, VA

Systems/Solution Architect, Service Oriented Architect

Responsibilities:

  • The analysis, design, development, deployment, documentation of SOA/BPM infrastructure solution using: Oracle WebLogic, Oracle Coherence, Oracle OSB, Oracle SOA Suite/BPM Suite, Oracle Data Integrator.
  • Implementation and configuration of key and certificate generation and storage process, to support SSL/TLS for clustered WebLogic servers, and support other security protocols and services including WS-Security for SOAP services running in the SOA infrastructure.
  • Implemented system software including operating systems, and installation and configuration of enterprise software systems (e.g. Oracle 11g Database/Fusion Middleware, HP Systinet, HP SOA Directory).
  • VMware ESXi (VSphere), RHEL, Windows 7, Java 7(JDK 1.7.x), JRocket (JDK 1.6.x), Oracle Directory Server, Oracle Web Server, Oracle WebLogic Server, Oracle/Tangosol Coherence, Oracle Service Bus, Oracle SOA Suite, Oracle BPM Suite, Oracle Data Integrator, HP Systinet, HP Directory, iPlanet, XML, XSD, WLST/Python, SOAP/WSDL, AJAX, WS-REST, BPMN, WSDL, sed, awk, perl, sh/ksh/bash, python/wlst
  • Resolved issues with the initial reference applications deployment to the infrastructure
  • Scrum based Development Methodology

Systems/Solution Architect

Confidential

Responsibilities:

  • The Requirements Analysis, System Architecture, Software Design and Development of the uLearn+: Adaptive Computer Based Training development tool.
  • The current tool can ingest, persist, and transform source training material, as well as, track the modifications to, and the provenance of, those materials, in relation to Learning Objects of different scopes/sizes, which are used to develop computer based training. Additional design elements of the tool will enable the capture of user competency and the evaluation and adaptation of the training material for different user skill sets and levels of competency
  • Gathered and analyzed system requirements
  • Conducted research to choose relevant technologies.
  • Evaluated (installation, configuration, implementation) a sample of existing OSS systems which include linked data and semantic web enabled capabilities, including: Semantic MediaWiki, FEDORA, VIVO, Openlink DataSpaces, Apache Stanbol, Apache Clerezza, Apache Lucene/SOLR, focusing on semantic search capabilities.
  • Authored the Systems Design Detail Document
  • Installed and configured system components
  • Developed initial functional capabilities, user interface prototype, and resource repository.
  • Some of the technologies employed in the process of executing the above tasks:
  • Windows 7, Java 7(JDK 1.7.13), WSO2 (AS, ESB, IS, GR, BPS, BRS), eXist XML DB, XML, XQuery, XSD, XSL, XHTML, JavaScript, CSS, jQuery, jQuery UI, DynaTree, CKEditor, AJAX, JSON, WS-REST, RDF/S, SPARQL, Apache Stanbol (TIKA, POI, Jena, Clerezza), Mulgara, Enterprise Architect, UML, SysML, SoaML, BPMN
  • Scrum based Development Methodology

Confidential, Rockville, MD

Principal Systems Architect

Responsibilities:

  • Strategic business and technical consulting including: business requirements, planning, system requirements, system architecture, trade-off analyses, and recommendations regarding acquisition of strategic resources.
  • Systems modeling using Enterprise Architect, UML, SysML, SoaML, etc.
  • System Requirements Specification, and System Architecture
  • Evaluation of development environments and services based methodologies, modeling, and frameworks.
  • Development using C/C++, Java, HTML/XHTML, CSS, JavaScript, XML, XSL
  • The system under development is intended to support multiple platforms (MS Windows, Mac OS X, Linux) with support for multiple distributed system interfaces (WS* and REST services, AJAX/JSON, other)
  • JDK 5/6, ant, C/C++, gcc, make, XHTML, CSS, XML, XSL, SOAP, WSDL, Oracle 10g/11g, JBoss, Drools, JBoss ESB, jBPM, Apache, Squid, Axis2, Tomcat, LifeRay Portal, Drupal 7,etc
  • Coad/Yourdon based Development Methodology

Confidential, Bentonville, AR

Senior Enterprise Architect

Responsibilities:

  • Strategic business and technical analysis including: strategic business requirements, value chain analysis, functional rationalization and application rationalization.
  • Systems modeling using OpenText/Metastorm ProVision.

Confidential, Chantilly, VA

Systems/Solution Architect, Service Oriented Architect

Responsibilities:

  • Performed assessments (functional analysis, risk analysis and project planning) for multiple migration projects involving re-hosting, porting, platform migration (P2P/P2V), and code conversion of enterprise system/subsystems for multiple clients.
  • Implemented system conversions and migrations including operating system migration, software conversion and porting, and installation and configuration of enterprise software systems (e.g. Oracle 11g Database/Fusion Middleware).
  • Installation, configuration and evaluation of software supporting SOA: Service Virtualization, Visualization and Testing.
  • Tools included: Enterprise Architect, Oracle 11g DB, Oracle 11g Fusion Middleware, VMWare ESX, VirtualBox, sed, awk, perl, sh/ksh/bash, Fujitsu Cobol Server Express/Application Server, etc.
  • Environments included: Solaris, HP-UX, AIX, RHEL, Windows
  • Installation and configuration and integration of iTKO LISA SOA test suite.
  • Installation and configuration of JBoss application server.
  • RUP based Development Methodology

Confidential, Chantilly, VA

Enterprise Architect, Service Oriented Architect (Consultant)

Responsibilities:

  • Participated in the requirements analysis of complex enterprise electronic health record system, including evaluation of business use cases and development of system use cases in the healthcare domain.
  • Enterprise Business Process modeling and analysis.(BPMN, UML); decomposition, analysis and modeling of enterprise shared services (SOMA, SAEAF, SoaML, UML)
  • Evaluated Enterprise Architect and RAQuest as a viable solution for managing requirements and system architecture models.
  • Led functional specification effort for several EHR conceptual services using Enterprise Architect and UML 2.1, SAEAF, RM-ODP, SOMA, SoaML, HL7 RIM, HL7 Behavioral Framework
  • Led analysis of security and privacy implications (e.g. HIPPA, HITECH, HIMSS, HITSP, CCHIT, etc.) with regard to a SOA and service based electronic health record management systems. Reviewed current standards and best practices related to security and privacy; and policy specification and processing, including: SAML, XACML, XSPA, SPML, XKMS, WS-Security, WS-Federation, WS-Trust, WS-Policy, etc.
  • Tools included: Enterprise Architect, jBPM, GForge, Eclipse, svn, etc.
  • Scrum based Development Methodology

Confidential, McLean, VA

Senior Software Systems Developer

Responsibilities:

  • Participated in the requirements analysis of complex enterprise risk assessment system, including evaluation of business use cases and development of system use cases in the risk domain.
  • Participated in evaluation of WebSphere Portal Server solution including WebSphere Portal Developer framework and integration of WebSphere Process Server.
  • Led design of core risk management system model using Enterprise Architect and UML 2.1
  • Lead author of risk management portions of System Design Documentation
  • Led design and implementation of UI components using JSF, JSP, and Spring.
  • Evaluation of Spring Webflow as a means of organizing application flow when operating disconnected from the enterprise.
  • Hands on development using jdk 1.4/1.5/1.6,, Spring 2.0/2.5, Hibernate 3.0, JSF 1.1, SQL, XML, XHTML, CSS, JavaScript
  • The system under development was built for deployment to a RedHat Linux, Java/J2EE, Oracle infrastructure (IBM Websphere Application Server and Process Server, Oracle Lite 10g/Mobile Client and Server/WebToGo, Oracle 11g Database) design to support high availability, in an operational environment, which would tolerate a disconnected mode of operation.
  • Tools included Oracle Lite 10g, Oracle 11g, Erwin, Enterprise Architect, Eclipse, OC4J, Websphere Application Server, Websphere Process Server, WebSphere Portal, ESRI ArcGIS 9.3, JUnit, ant, svn, etc.
  • Scrum based Development Methodology.

Confidential, Herndon, VA

Senior Software Systems Architect (Consultant)

Responsibilities:

  • Design of enterprise service interfaces integrated into the enterprise via web services exposed on an enterprise ESB.
  • Technical assessment including an evaluation of existing software development practices including analysis, design, and programming practices and the alignment of those practices with current internal and external standards and “best practice”.
  • In addition to the assessment an analysis of integration requirements and analysis of existing code bases, with a primary focus on inter-module dependencies was performed.
  • The system under review was built on a Solaris and J2EE infrastructure (BEA Weblogic Application Server and Integration Server) and utilized Web Services, JCA components, as well as custom controls and processes and was designed and built to support high availability in a 24/7 operational environment.
  • Inclusion of automated static and dynamic evaluation of the code, and separation of concerns through divergence of independent processes within the overall process model of the system which allows for better isolation and faster modification of the system in response to evolutionary changes in the business requirements.
  • Hands on Java development using jdk 1.4/1.5, WLI JPDs, EJB 2.x EJBs, JCA Connectors, WS-* Web Services
  • Systems model design/development using UML 2.1
  • Tools included Veritas, Oracle, Eclipse, Borland Together, Cobertura, Checkstyle, PMD, FindBugs, JDepend, JUnit, ant, etc.
  • Scrum based Development Methodology

Confidential, Norfolk, VA

Senior Software Systems Architect

Responsibilities:

  • Participated in the performance of programmatic evaluation of two existing enterprise systems to determine the impact on Business/IT strategic alignment.
  • Led team in the performance of the technical evaluation of two existing enterprise systems to determine the impact on IT strategic/operational alignment.
  • The goal of the evaluation was to determine the fitness of the individual systems as the basis for the development of a larger integrated enterprise system with a broader scope of responsibility.
  • As part of the evaluation two high level assessment were performed.
  • The programmatic assessment involved evaluation of existing program and project management practices of each of the existing systems and the alignment of those practices to internal and external standards.
  • The technical assessment included an evaluation of existing software development practices including analysis, design, and programming practices and the alignment of those practices with current internal and external standards and “best practice”.
  • In addition to the assessments, an analysis of integration requirements and analysis of existing code bases, with a primary focus on inter-module dependencies, was performed for both systems.
  • Both of the existing systems are distributed systems implemented with web based user interfaces: XHTML, CSS, JavaScript and AJAX. One of the existing systems was developed using Microsoft .Net and Microsoft SQLServer, the other system was developed using Sun Java/J2EE and Oracle.
  • Tools included jdk 1.6, Eclipse, Tomcat, Oracle 9/10, MS SQLServer, Checkstyle, PMD, FindBugs, JDepend, Perl 5/6, JavaScript, GWT, System Architect, etc.
  • Scrum based Development Methodology

Confidential, Washington, DC

Senior Software Systems Developer

Responsibilities:

  • Analysis, development and integration of two web based/web service enabled GIS Mapping integration applications.
  • Analysis of existing code bases (HTML/XHTML, JavaScript, Java, JSP/JSF, PL/SQL, XML, XSL, etc.), with a primary focus on inter-module dependencies, service oriented architecture “good practice” and future product line implementations.
  • Led development team in section 508 compliance effort, web service enablement and AJAX enablement
  • Hands on development of JSP pages, JSF components, XHTML pages, CSS style sheets, JavaScript, AJAX enablement, ArcGIS controls, WS-* Web Services, PL/SQL, JQuery, GWT
  • Development of UML based systems analysis and design models
  • Tools included: JDK 5/6, XML/XSL, HTML/XHTML, CSS, JavaScript, ExtJS, AJAX/JSON, Apache HTTPD, Ant, Tomcat, Axis2, MS IIS, ESRI ArcGIS Server and ArcSDE, Oracle 10g, SQL, PL/SQL, Eclipse, etc.
  • Scrum based Development Methodology

Confidential, McLean, VA

Manager, Systems Architect, E-Business/E-Commerce

Responsibilities:

  • Architectural analysis and documentation of multiple, multi-tier service based application systems.
  • Analysis included: Static, Dynamic, Logical and Physical views of the systems, and their environments.
  • Analysis of existing code bases (Java, PL/SQL, XML, XSL, etc.), with a primary focus on inter-module dependencies, service oriented architecture “good practice” and future product line implementations.
  • Led analysis effort (3-4 developers) of integration requirements for RFID based inventory management system for a multi-hospital health care services provider.
  • Analysis and evaluation of tools and technologies for development, deployment, maintenance and governance of systems forming a Service Oriented Architecture (SOA), including: XML repositories (e.g. Xindice, Tamino, etc.), implementations of current WS-* specifications (WS-Security, WS-Federation, etc.), UDDI capable directories, SOA infrastructure and Enterprise Service Bus technologies, BPM modeling tools and execution environments (BPMN, BPEL), with specific focus on lifecycle management and governance issues in a shared services environment.
  • Analysis and application of current WS-* specifications to the development of Service Oriented Architectures.
  • Investigation into the viability of Zachman, TOGAF, BMM, Cobit, ValIT, and RiskIT as tools for the analysis and design of enterprise architecture, enterprise information integration, and enterprise distributed systems.
  • Analysis and planning of Healthcare integration project for large multi-hospital health care provider in the mid-west
  • Extensive use of UML/SysML/BPMN in the analysis and design of distributed systems.
  • Hands on development using Java (J2SE/J2EE), C/C++, SQL, XML/S, XSL/T, RDF/S, WS-* Compliant Web Services
  • Tools included: Rational Architect, Enterprise Architect, XMLSpy, Oracle 9i/10g, OAS, Oracle BPEL PM, Oracle ESB, SQL, PL/SQL, Toad, JDK 5/6, Tomcat 5/6, Weblogic AS, AquaLogic BPM, JBoss AS/ESB, jBPM, Websphere AS/MQ/ESB, ant, CVS, Subversion, C/C++, Maven, QSM SLIM, eGate, Tamino XML DB/Repository, MULE, Savion BPM, Confluence, Coherence, BackWeb, Informatica.
  • Scrum based Development Methodology

Confidential, Chantilly, VA

Senior System Architect Consultant

Responsibilities:

  • Architectural analysis and documentation of multiple, multi-tier services based application systems.
  • Analysis included: Static, Dynamic, Logical and Physical views of the systems and their environments.
  • Analysis of existing code bases (Java, C/C++, PL/SQL, XML, XSL, etc.); with a primary focus on inter-module dependencies and future product line implementations.
  • Performance analysis of systems and recommendation of remediation to enhance overall system performance.
  • Analysis of policies, guidelines and document templates for C&A effort.
  • Analysis, design, and development of an archiving system used for long term archival of operational system information.
  • Installation, configuration and integration of Forum Systems XML Gateway with IDMS.
  • Development of UML based systems models
  • Led development team in systems integration effort including code development using Java, JNDI, JDBC, SQL
  • Tools included: Oracle 9i/10g, Toad, JDK 5/6, ant, C/C++, Remedy, MS Active Directory, E-Directory, MS IIS, MS SQL Server (2000/2005), Forum Systems XML Gateway, etc.
  • Scrum based Development Methodology

Confidential, Reston, VA

Senior Systems Consultant E-Business/E-Commerce

Responsibilities:

  • Architectural analysis of multiple, multi-tier J2EE and Web Services SOA based application systems and specifications including Static, Dynamic, Logical and Physical views of the systems and their environments.
  • Analysis of existing code bases (Java, PL/SQL, JavaScript, XML, XSL, Perl, C/C++); with a primary focus on intra module dependencies and possible future product line implementations.
  • Led development team (4-5 developers) in performance analysis and remediation of systems to enhance overall system performance, in particular perceived user response time.
  • Analysis of policies, guidelines and document templates for CMMI compliance coverage.
  • Development and analysis of systems integration models using UML
  • Hands on code development primarily using Java, JNDI, JDBC, JAXP, Servlets, JSP, JavaScript, XHTML, CSS, XML, XSL
  • Hands on code development of WS-* compliant SAML/XACML based Web Services
  • Tools included: JDK 5, Dojo Toolkit, Oracle 10g Database, Oracle RAC, Oracle Developer, Oracle AS, OC4J, JBoss, MC4J JMX Console, ILOG JRules, OpenLDAP, Apache2, Tomcat, Axis, XMLSpy, SAML, XACML, ant, Subversion, etc.
  • Scrum based Development Methodology

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