How to start applying for jobs

Hi Grapeviners, I have 1.5 years experience on manual testing,jira ticket management. I have learnt adv java(jee,jdbc,java servlets, multi threading), spring boot, MySQL,mongodb, javascript, reactjs and microservices, git. I have developed online shopping web application project. I want to learn more for java backend developer role. Please suggest new technologies. Can anyone pls suggest how to start applying for jobs and giving interviews.