Back end - Java 21,Microservices, Spring Boot 3.2.0+, spring 5.3+,Spring-Batch,GraphQL,REST UAM - Keycloak, OAuth and JWT Data Management - Postgres, SQL,Solr CI/CD-AWS and CloudFoundry,Github Actions and workflows,Azure Pipelines,Kubernetes Front End-Angular 16+,Typescript,Javascript,HTML, CSS, Bootstrap, tail wind,Micro-front end Architecture - undefined