Main technologies

• Programming languages: Java, JavaScript, PLSQL
• Interfaces: Web (Rich Internet Applications), HTML5, WebServices

Data storages

Databases:

• Oracle
• PostgreSQL
• MS SQL
• MySQL
• H2 Database

NoSQL storages:

• Apache Cassandra
• Apache Hadoop

Documents’ storages

• Apache Jackrabbit
• Nuxeo ECM

IT system integration

ESB integration:

• Apache Camel
• Oracle ESB

Vendor’s IT systems:

• Documentum
• IBM Tivoli SRM
• NetCracker OSS/BSS
• HP OpenView ServiceDesk
• Asterisk

Open source systems:

• EMail
• WebServices
• Jabber
• etc

User interfaces

Web

• Google Web Toolkit (GWT)
• HTML5, CSS3
• AJAX
• JavaScript (jQuery, Dojo, etc)
• Java Servlets, Java Server Pages (JSP)
• Java Server Faces (JSF)

Windows client, Linux client:

• Java SWING
• NetBeans RCP

Business logic

Java Enterprise Edition (JEE, J2EE)

J2EE container and application servers:

• Tomcat, WebLogic, JBoss, Jetty, Glassfish, Oracle OC4J, Web Sphere.

Workflow systems: Drools

Reporting services:

• Jasper Reports
• Crystal Reports

Other technologies:

• EJB 3.x (also 1.0, 2.0)
• JPA, Hibernate
• Apache Lucene
• JCaptcha
• Java Mail
• Smack (Jabber
• Apache POI, JExcel API
• Apache Velocity
• SpringFramework, Apache Guice,

Engineering

Operation systems

• Windows: XP/2003/7/2008/8/2012.
• GNU/Linux: Gentoo, Ubuntu, Debian, CentOS

Other IT Microsoft systems:

• DNS, DHCP, AD DS based on Windows Server 2008 R2 and 2012
• System Center 2012 Configuration Manager
• System Center 2012 Operations Manager
• System Center 2012 Virtual Machine Manager
• System Center 2012 Service Manager
• SQL Server 2008 R2 and 2012
• Exchange 2010 and 2013