UI Javascript , React or angular , Node js, type script experts come here for help

Bros, I am fully backend cloud developer with cloud like micorservices, SQS , Spring boot , Spring batch ,with embedded containers absolutely zero knowledge on Java script max can check the browser sending requests what response using chrome etc and old style dom knowledge Now a days every is looking for full stack , they dont care at least to talk jargon and debug issues or to develop small small stories to get my hands dirty can you guys help me the path my Goal is not be expert fron

first...you need to know few things...before jumping in to the libraries or frameworks... very very long ago... there was JAVA...which runs on JRE...at that time...there is a new language needed which executes in browser... so they created some language...and to catch some fame of JAVA...they named it as Javascript... after that...Javascript mainly used for creating calendar component..and client side validations..etc...all tasks are related to client side / browser si