I am Java EE expert, I have experience implementing various Java applications in many industries.
Stacks: Java/J2EE, Spring Framework, Hibernate/JPA, Spring-Security, Spring Boot, Maven, Web-Services (JAX-WS/SOAP, JAX-RS/REST, Apache CXF, Spring-WS, Jersey, XML-RPC), SMPP, USSD, Tomcat, XML, Ajax, JSON, Apache Mina, Google Maps API (JS & Android), JSOUP, Mondrian/OLAP/OLAP4J, Android Development (mid level), Apache Camel, Play Framework, etc.
IDE : IntelliJ IDEA, Eclipse, Netbeans
Database : MySQL, Oracle, PostgreSQL, MS SQL Server
Payment processor integration : Braintree, Stripe, TokenEx (SecureNet, Payeezy, Worldpay US, Vantiv)
JS/CSS library : JQuery, JQuery Mobile, Bootstrap, AngularJS, Highcharts
Test Framework : JUnit, TestNG
Reporting Tools : JasperReports
Continuous Integration : Jenkins
Collaboration Tools : JIRA, Asana, Pivotal Tracker
Social Media Integration : Facebook
Upwork profile : upwork[dot]com/o/profiles/users/_~01637e9ebee53ad4f9
Thanks!