PostgreSQL

Java 15 Spring 10 Hibernate (Framework) 5 Kotlin 1 PostgreSQL 5 mySQL 10

Java 4 Spring 4 PostgreSQL 4 SQL 4 Google Cloud 2 Representational State Transfer (REST) 4 SOAP (Simple Object Access Protocol) 4 Microservices 4

Ruby on rails 3 Python 2 Docker 1 PostgreSQL 2 mySQL 3

SQL 5 Lucid 1 PostgreSQL 2

Java 4 Python 4 React (JavaScript library) 3 TypeScript 3 PostgreSQL 2 mySQL 4

Java 7 JavaScript 2 React (JavaScript library) 1 Spring 7 Hibernate (Java) 4 PostgreSQL 3 Node.js 2 Docker 4 Kubernetes 1 Blockchain 4

C# 6 .Net 6 Microsoft SQL-Server (MS SQL) 5 MongoDB 1 Vue.js 1 AngularJS 3 Angular 1 PostgreSQL 1 Windows Presentation Foundation (WPF) 2

PostgreSQL 1