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Senior Java Lead Developer Resume

Rosslyn, VirginiA

SUMMARY:

  • To obtain a challenging position designing and building enterprise Java systems allowing me to take advantage of my software development and business services skills.
  • 17 years of hands on IT experience in bringing products from concept to release in various environments.
  • Strong Analysis, Design, development, implementation, integration, documentation, testing and troubleshooting skills.
  • Designed, developed and implemented n tier architecture enterprise applications using J2EE technologies within various environment, both Windows and Unix/Linux.
  • Hands on expertise in identifying, eliminating the bottlenecks of process, performance, productivity, quality improvements.

TECHNICAL SKILLS:

Extensive experience in: Core Java, J2EE, Spring, Spring Boot, Angular, Node.js, Primeng, AJAX, JQuery, JSon, JSP, Servelet, JSTL, Struts, Servlet, Spring, EJB, WEB Services, JAX - RPC, JAX-P, Portal JSR168, Design patterns, JDBC, JSSE, Hibernate, XML, XSD, XSLT, Oracle SQL, AJAX, SSO, SAML, HTTPS, SSL, UML, Unix, JBoss, Websphere, Weblogic, Glassfish, Tomcat, Linux, OpenLDAP.

WORK EXPERIENCE:

Senior Java Lead Developer

Confidential, Rosslyn, Virginia

Responsibilities:

  • Full lifecycle software development in Agile environment, designed, built, tested and installed NextGen web application for vendor management using Spring Boot and Angular 4.
  • Built the rest API using spring boot. built the UI module with Angular, Node.js, Primeng, CSS.

Environment: Java 1.8, Spring Boot, Angular 4, Node.js, Primeng, Tomcat, Microsoft SQL Server, JIRA, SVN.

Confidential, Vienna, Virginia

Senior developer

Responsibilities:

  • Designed, built and debugged the application using JAVA J2EE technologies.
  • Implemented rest service to share and transfer patient case record with other agencies
  • Production and Tier 3 support to ensure the application available 7 day a week, 24 hours a day.

Environment: Java 1.8, Spring MVC/Rest, Jersey, WebLogic Application Server, Oracle, JIRA, SVN.

Senior Java Lead Developer

Confidential, Virginia

Responsibilities:

  • Analyzed requirement, designed, implemented the end to end multifactor authentication module using rest service, user credential + temporary password generated randomly through email.
  • Modified all the Confidential BHSIS existing application to adopt the new authentication module, including changing web-based user interface and adding the client side code to invoke the service.
  • Analyze the code and troubleshoot the JIRA defects identified by quality assurance team and users from Confidential, both functional and nonfunctional (performance and security). 2 type of applications Java play framework and AD
  • Applied Agile methodology (SCRUM) for the software development process.

Environment: Java 1.6, 1.7, Spring MVC/Rest, JAX-RX, JPA, Java Play framework, ADF, JQUERY, JSON, AJAX, MAVEN, Netbeans, JDeveloper, JBoss, WebLogic Application Server, LDAP, Confluence, PostgreSQL, Oracle, JIRA, SVN, LINUX.

Senior Java Developer

Confidential, Chantilly, Virginia

Responsibilities:

  • Worked with BA team to build the interfaces for the message broker based on the requirements.
  • Set up and configured the IBM Queue managers, message Queues.
  • Created MQ message flow to receive, parse and translate the HL7 messages, created routing rules to route the message, built and deployed the Bar Files to broker for testing.
  • Applied Agile methodology (SCRUM) for the software development process.

Environment: Java 1.7, MQSeries 7, ESQL, MQJMS, DB2, SVN, WSRR, WAS, WMB 7.

Senior Java Lead Developer

Confidential, Alexandria, Virginia

Responsibilities:

  • Designed, implemented and test Oracle ADF application using JDeveloper 11g. Developed both ViewController and Model components, including creation, configuration and test of entity objects, view objects, application modules, binding and data controls.
  • Implemented the HTTPS/SSL solution for the client server communication.
  • Designed and developed the Rest Service to manage the drug manufacture information stored in the external resource for Orange book.
  • Responsible for maintaining the existing application by adding the enhancement and fixing the defects (JIRA) based on the clients requirements.
  • Set up and configure the weblogic domain to run the ADF application, installation and configuration ADF run time library and other application resources.
  • Use Confluence to communicate with ADF engineer community for technical support.
  • Applied Agile methodology (SCRUM) for the software development process.

Environment: Java 1.6, ADF (Rich Faces/Task Flow/Data Control), JAX-RS, MAVEN, JDeveloper, JBoss, Confluence, WebLogic, JIRA, SVN, LINUX, Oracle Database.

Senior Java Lead Developer

Confidential, Arlington, Virginia

Responsibilities:

  • Provided full life cycle development on contract, built, installed, tested and debugged the identity management services and running on Jboss and WebLogic hosted by Red Hat Enterprise Linux environment.
  • Implemented portal application using JSR 168
  • Implemented authentication process against LDAP using Spring MVC/Security/Rest service to integrate with the NSF existing applications.
  • Implemented ORM using Hibernate, enabled hibernate second level cache to increase the performance.

Environment: JAVA 1.6, Spring MVC/Security/Rest Service, Hibernate, LDAP, JBoss, WebLogic, LINUX, SVN, Oracle Database, Portal JSR 168.

Principle Java Developer

Confidential, Arlington, Virginia

Responsibilities:

  • Utilized SSL and SAML (Security Assertion Markup language) to ensure the security and integrity of service communication and data transmissions between service provider and service consumer. Implemented HTTPS solution for service communication. Managed the client user identity using active directory (Microsoft LDAP), implemented the apache axis2 SOAP based web services to retrieve the user authentication and authorization information from active directory and grant the access based upon the user role.
  • Successfully identified and fixed the root cause of performance and security issues by analyzing the source code and SQL query.
  • Supported the DOD AHLTA, BHIE, DEERS, VLER and TBIBH project, developed J2EE applications and maintained the applications as tier 3 support. JBOSS, Tomcat, Oracle, Spring, Hibernate, LINUX.

Environment: JAVA 1.6, Spring Hibernate, Confidential Connect, HIE HIEOS, MS SQL Database, Active Directory, AXIS2, SOAP rest service, SAML, SSL, SSO, Glassfish, JBoss, Tomcat, WINDOW/LINUX, Portal JSR168.

Senior Java Developer

Confidential, Falls Church, Virginia

Responsibilities:

  • Responsible for supporting the Oracle Single Sign On solution utilizing Confidential 10g (integrated with Confidential Access Manager). Installed/configured/tested Oralce Internet Directory and Sun Access Manager for user identity management.
  • Developer for a large scale implementation of a messaging system for the MHS leveraging web services, Oracle B2B and BPEL running on Oracle Application Server. Uses WS-Security/SAML and SSL to ensure the security and integrity.
  • Implemented/Configured control access rules and requirement. Technical support for monitoring/troubleshooting the system in the UNIX/Linux production environment. Performed SQL performance tuning to improve the performance of the product.

Environment: JAVA 1.5, Oracle Application Server/B2B/BPEL/OID, SAML, WS-Security, Sun Access Manager, Linux.

Senior Software Engineer

Confidential, Vienna, Virginia

Responsibilities:

  • Developed secured SOAP based web service using JAX-WS
  • Designed and developed of Web Tier components using Spring.
  • Implemented filters for extra authentication. such as, check incoming IP/Caller credentials.

Environment: Java 1.5, JAX-WS, SOAP, XML, JAXP, XPath, Spring, Oracle Database, LINUX.

Senior Software Engineer

Confidential, Chantilly, Virginia

Responsibilities:

  • Responsible for the design and development of Web Tier components using STRUTS and EJB and Web Services for business component.
  • Enforced the development of the system to be loosely-coupled by applying Business Delegate, Session Façade, DAO pattern
  • Developed web service client and endpoint service (EJB) using Apache Axis

Environment: Java 1.5, STRUTS, Axis, EJB, SOAP based web services, J2EE Design patterns, Oracle Database, LINUX.

Senior Software Engineer

Confidential, Herndon, Virginia

Responsibilities:

  • Responsible for designing and implementing a subsystem component, which enables users to perform CRUD transactions based on the functionality the system perform and user input.
  • Utilized STRUTS Framework.
  • Worked on SQL Tune up to improve the performance

Environment: Java 1.4, STRUTS, SQL, JDBC.

Software Developer

Confidential, Fairfax, Virginia

Responsibilities:

  • Designed and developed internally used Custom Tag Libraries, JSP Standard Tag Libraries (JSTL), HTML, and JavaScript are used for the pages viewed by a browser-based client
  • Designed and developed business service tier component using EJB
  • Maintained the application by adding enhanced functionality and new features to the system

Environment: Java 1.3, Struts, JSP, JSTL, HTML, EJB, JDBC, Oracle Database.

JAVA Developer

Confidential, Washington, DC

Responsibilities:

  • Implemented the java web interfaces for US postal services using the Struts framework.

Environment: Java 1.3, Struts, JSP, JSTL, JDBC, Oracle Database.

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