I currently have 4 yrs of experience in Java/Spring boot and react , current CTC is around 10lpa. This is my first company , need advice from people who have

I currently have 4 yrs of experience in Java/Spring boot and react , current CTC is around 10lpa. This is my first company , need advice from people who have been interviewing recently on what topics to cover , which job portals to apply to , anything that could help me. Thanks !

Need Advice on Job Switching