SUMMARY

• +15 years’ experience with full life cycle software development, IT consulting in the various sizes of enterprises, different industries including health care, medical device, financial, banking, digital marketing, education, telecommunication, information technology, networking, government organization and cloud computing.
• Experience with onshore/offshore multiple teams.
• Used the most cutting - edge technologies, methodologies (Agile/Scrum, Object-oriented Programming), best practices and tools.

TECHNICAL SKILLS

J AVA/J2EE and Web Application Development: JAVA/J2EE, Servlets, REST/SOAP, AWS SDK, Google API, Hibernate, SQL/NoSQL, JDBC, HTML, CSS, JSON, XML, XSLT, XSLT, JAX-RS, Jersey, Jettison, Jackson, Tomcat, JBoss, Junit, TestNG, Mockito.

Framework/Methodology : MVC, Spring Framework, Spring Boot, Micro Service, Agile, Design Patterns

Development Tools: Eclipse, Git, Github, SVN, Ant, Maven, Gradle, Source Safe, Clear Case, UML, Visio, Putty, Jenkins, Confluence, Jira, Sprints Agile/scrum

Clouds: AWS, Google, Eloqua, Terremark, Firebase

Databases: Oracle, DB2, SQL Server, MySQL,Postgresql, MongoDB, Derby, AWS MariaDB, DynamoDB

Operating Systems: MAC OS, Linux, Fedora, Windows Surface

PROFESSIONAL EXPERIENCE

Sr. Software Engineer

Confidential, San Ramon, CA

Responsibilities:

• Modified classes for job apply, resume submit and search job functions that used google api and deployed with spring boot using micro service feature.
• Also fixed for classes for alert emails, international countries job apply/resume submit templates.
• Debug/test in dev and qa environments, and monitor logs in aws cloudwatch.

Technologies : java/j2ee, REST, JSON, Oracle, Hibernate, Git, Jenkins2, Jira, Confluence, ANT, SVN, Agile/scrum, Hibernate, Eloqua, Google Cloud API, AWS SDK, AWS native services (EC2, ECS, Lambda, S3 (Big Data), RDS(MariaDB) , N oSQL(DynamoDB), CloudWatch, CloudFormation, SNS, SQS).

j2ee developer

Confidential, Albany, CA

Responsibilities:

• Designed and implemented angularJS/bootstrap/html pages and Restful web services layer to provide enterprise data for the sales and marketing applications.
• Wrote reusable templates for projects.
• Configured spring framework /restful web services configuration.
• New service layer development with micro services using Rest APIs, spring boot in AWS EC2.

Technologies : Java/j2ee, Spring MVC, Spring Boot, Hibernate, REST, Jersey, JAX-RX, Log4j, AngularJs, Nodejs, Mongodb, Bootstrap, Html, CSS, Maven, Eclipse, Svn, Mysql, Tomcat, AWS, Firebase.

Sr. software Engineer

Confidential, Moffett Field, CA

Responsibilities:

• Involved data marshaling and adaptation for use by the astronomical community.
• Implemented dao classes to generate reports.
• Developed REST web service that required to create/modify/retrieve planet data.
• Fixed defects in Confidential projects.
• Tested, debugged in sandboxes. pipeline module interfaces in java and matlab.

Technologies : java/j2ee, REST, Tomcat, Python, XML, XSD, JAXB, Oracle, Postgresql, Squirrel-sql, Git, Jira, Confluence, ANT, SVN, Agile/scrum, Hibernate, Derby, Postgresql, Fits(Image Processing Format).

J2EE Web Developer

Confidential, San Mateo, CA

Responsibilities:

• Involved in the end-to-end administration panel project SDLC phases.
• Implemented administration panel for company’s marketing department. (angularjs, html)
• Developed restful web service layer including authentication feature with spring and spring boot using micro service architecture.
• Tested web services with postman and charles web debugging application.

Technologies : Java/j2ee, Spring Framework, Spring Boot, AngularJS, HTML5, CSS, NodeJs, Httpserver, JSONRPC, XML, REST, Maven, Git, Github, Postgresql, Postico, Tomcat, JBoss, Apache, AWS.

java/j2ee developer

Confidential, Pleasanton CA

Responsibilities:

• Wrote Service classes that marshall/unmarshall JSONRPC input from Python to java object, provided XML and JSON response format to support various service clients.
• Implemented classes that handled yaml /json and log4j appenders.
• Implemented/integrated restful web service, authentication and authorization (OAuth2) module using spring framework.
• Refactored iunit tests to testng and mockito for Service/DAO layers.
• Responsible for integration test in java, derby, python environment.
• Fixed defects in everyday delivery timeframe using sprints/scrum tasks.

Technologies : Java/j2ee, Spring Framework, JSONRPC, XML, YAML, REST, Aauth2, Hibernate, Derby Maven, Git, Github, Gerrit,, Jenkins, Gerit, Junit, Mockito, TestNg, Launchpad, Trello, Virtualbox, Wget, Eclipse, Linux, MAC OS X, SDN, Denica Cloud.

Sr. Java/j2ee Developer

Confidential, Los Altos, CA

Responsibilities:

• Developed application service components and configured beans using Spring IoC, creation of Hibernate mapping files and generation of database schema.
• Implemented DAO layer using spring framework’s Hibernate Dao Support and Hibernate Template and wrote reusable web components using zk framework.
• Designed and developed page flow and business logic components.
• Developed/enhanced/debuged content management system (CMS) for blogs and news feeds, templates for consumer and admin.
• Wrote service layer spring message driven pojos,marshal/unmarshal messages.
• Implemented RESTful web services for multiple clients.
• Implemented login authentication/authorization feature with Spring Security API.
• Developed Spring JAXB implementation for marshall/unmarshalling.
• Implemented shopping cart/payment modules using Cybersource visa webservices API.
• It also included encrypted/decrypted user/password features for secured data sharing.
• Performed unit testing, identify/troubleshoot bugs, document bugs, deployed on cloud.

Technologies : Java/j2ee, Jsp, Spring Framework, ZK Framework, zhtml, xhtml, Ajax, Jquery, JMS, jax-rs, json/xml, Webservices, Jaxb, Jersey, Hibernate, Sql, Jboss, Ant, Aasper Repo rt, iReport, Eclipse, Svn, oracle, Terremark Cloud, RT, Buzilla bug system.

Sr. Java/j2ee Consultant

Confidential, San Francisco, CA

Responsibilities:

• Developed/enhanced front-end and back-end and middle-tier components for J2EE Web-based CLAIMS applications for Confidential internal departments.
• Designed HTML templates, JSP pages for customers review with Adobe Dream weaver.
• Developed the presentation layer that are written in JSF, JavaScript, query and ajax.
• Also implemented service layer dao with Complex queries, hibernate mapping files.
• Created use cases and UML diagrams for high level architecture document.
• Responsible for test plan/scripts, unit testing, updated detailed design documentations.

Technologies : J2ee, Spring Framework, Hibernate, Jsf, Myfaces, Jsp, Jquery, Javascript, Ajax, Jboss, Weblogic, Clearcase, Subversion, Junit, DB2, Winsql, Eclipse, UML, Visio.

Sr. Software Engineer

Confidential, Palo Alto, CA

Responsibilities:

• Implemented features included store finder, invite friends by using google api(map, contacts api), automated email marketing with mailchimp api, javamail/velocity/freemarker template
• Configure sandboxes for developers in Websphere environment.
• Designed and configured database schemas in Oracle and Mysql for different projects.
• Also wrote ant/database scripts for automatic deployment and database tasks.
• Deployed projects for test server/production servers and supports server maintenance.
• Debugged in development/test/production environment.
• Mentored junior team members.

Technologies : Java/j2ee, Spring Framework, JSP, JSTL, XML, JSON, Webservices, Hibernate, Mysql, HTML, Javascript, CSS, Apache Commons Validator, Junit, Eclipse, Tomcat, Sad 6.1, Velocity Template, Freemarker, Google/FaceBook/Twitter Web Services API.

Java/J2EE Consultant

Confidential, San Jose, CA

Responsibilities:

• Debugged, fixed bugs for reconciliation accounting project.
• Wrote test cases and participated in regression test

Technologies : Java/j2ee, Spring, Jsp, Jstl, XML, Json, Hibernate, Mysql, Html, Jsf, JS, CSS, Eclipse.

Java/J2EE Consultant

Confidential, San Mateo, CA

Responsibilities:

• Wrote technical requirements and drew UML diagrams for each project.
• Designed and implemented User interface components, service layer classes.
• Configured RAD6 and deployed war file to server.
• Mentored junior team members.
• Debugged/Wrote tests in development, qa and production environment.

Technologies : Java/j2ee, Spring Framework, Jsp, Jstl, XML, Json, Webservices, Hibernate, Mysql, Html, JS, CSS, Apache Commons Validator, Junit, Eclipse, UML, Oracle 9i, RAD6.

Staff Engineer

Confidential, Campbell, CA

Responsibilities:

• Involved in the design and code backend that interacts with VOIP phones
• Developed front end GUI screens for user account activation wizards.
• Re-skined Confidential Web flow project to external Service Provider (VTech, Comcast, AT&T).
• Wrote junit/integration test cases, xml with pre-defined data and populate in Database.

Technologies : Java/j2ee, Jsp, XML, Html, Hibernate, Mysql, JS, CSS, UML, Junit, Eclipse, Tomcat.

Senior Software Engineer

Confidential, Santa Clara CA

Responsibilities:

• Developed and created customized image icons/ GUI components.
• Also worked on OO analysis/diagramming of UML artifacts using Rational Rose.
• Wrote Win Runner scripts, User manuals and Test procedures for automated testing.
• Participated in code review and unit/integration testing and timely bug resolutions.

Technologies : Java/j2ee, Spring Framework, JSP, JSTL, XML, HTML, XHTML, Javascript, CSS, Apache Commons Validator, UML, JUnit, Hibernate, Mysql, Eclipse, Tomcat .

Software Engineer

Confidential, San Jose CA

Responsibilities:

• R esponsible for design, development for web-based financial application for broker/dealer.
• Developed form generator in XML, JSP, Apache ECS (Java API for HTML)

Technologies : Java, Swing, JDBC, HTML, XHTML, Javascript, CSS, Mysql

Software Engineer

Confidential, Pleasanton, CA

Responsibilities:

• Designed and developed mvc Framework for presentation layer in swing.

Technologies : Java, Swing, MVN Framework, JDBC, Javascript, HtmL, CSS