solutions & services

Programming languages

• Java
• Go
• Scala
• JavaScript

DB

• PostgresSQL
• JOOQ
• Hibernate ORM
• Querydsl
• Flyway

Operating systems

• FreeBSD
• GNU/Linux

Deployment & Automation

• Ansible
• Docker
• FreeBSD Jails

Web frameworks & frontend

• Apache Wicket
• Play Framework
• Spark Framework
• Lift
• ICEfaces
• Thymeleaf
• Twitter Bootstrap
• React
• D3
• jQuery

Backend & libraries

• Spring Framework
• Apache ActiveMQ
• Quartz Scheduler
• FreeMarker
• Akka
• Ehcache

Storage

• OpenZFS

Web servers & Load balancers & Cache

• Jetty
• NGINX
• HA Proxy
• Varnish

NoSQL & Fulltext search

• Elastic Search
• Redis
• MongoDB

Version control

• Git

WS & REST & Integrations

• Apache CXF

Build & CI & QA

• Gradle
• Apache Maven
• Jenkins
• SonarQube

Monitoring & Alerting

• Prometheus
• Grafana
• Zabbix
• Kibana

Security & Access control

• Apache Shiro
• OpenLDAP

Testing & Performance

• JUnit
• Gatling

Reporting & BI

• Jasper Reports
• Redash
• eCharts
• charts.js
• Highcharts