Back-end
Spring framework

Spring boot

Spring data

Spring security

Spring Cloud

Hibernate
Jooq

Rabbit MQ

Kafka

Environment tools
Maven

Gradle

Docker

Docker swarm

AWS EC2

AWS RDS

AWS EKS

AWS Cognito

Rekognition

Nginx

Kubernetes

Helm 3
Test tools
JUnit

Mockito

Databases
MYSQL

POSTGRESQL

Far in the past
MSSQL

Cassandra

Npm

Gulp

Angular 5
Angular JS
Ractive JS

Bootstrap 3

JQuery

GWT

GXT

Qooxdoo

Apache CFX

Jersey 2

Play 2

OpenCV

Akka

Grails

Solr

NodeJs
