---- WEB: ----
App/Web Servers: GlassFish 4, Tomcat 6.x – 8.x, Jetty
Standard J2EE: Servlets API, JSP, Bean Validation
Spring: MVC, Boot, Security, Data, REST, Cloud
Other: HTML/XHTML, CSS, JavaScript, JQuery, AJAX, Angular 2
---- XML: ----
Standard: XML/XSLT, XPath, XSD
Java/J2EE API: DOM, SAX, JAXB
---- DB: ----
RDBMS: PostgreSQL,Oracle, H2, MySQL, MongoDB, Redis
Java API: JDBC, JPA (Hibernate), Spring Data
---- Web Services: ----
J2EE: JAX-WS SOAP/WSDL, REST (Jersey)
---- Instruments: ----
IDE: IntelliJ IDEA, Eclipse
Testing: JUnit 3\4, Mockito, PMD
Logging: Log4j, Logback, ELK (ElasticSearch-Logstash-Kibana)
Build tool: Maven, Gradle,
CI: Jenkins
SCM: SVN, Git
Cloud: AWS(EC2, S3, ...