Hi there! I'm a software engineer, with over 2+ years experience dealing with the different programming languages, and I can help you to work on this project since previously I have been working on the same projects for different clients on both backend and frontend, and this can be worked in few few days. I understand how annoying it is and can get this fixed for you quickly!
Android
Spring boot, spring cloud ,spring reactive, spring security (basic auth & OAuth 2.0) and reactive tests (My Base for Rest APIs)
JUnit & Mockito
Hibernate
Database expert mysql, oracle, sql server, dynamo db, cosmos db , sqlite , PostgreSQL