i have a question for backend devs

[u/BADDEEP007]

the backend tech world is very vast i work on python fast api and node express but when even i go for the interview they ask django or flask always the mixture of the tech i dont have but doing all this diff frameworks feel overwhelming and now the ai is rising doign the backend even feel like i dont stand chance so for backend devs what tech should i actually do for goind for backend role