1 year in and the stale state began

After my first year in the fintech startup as a machine learning engineer, I feel like I'm not learning any new thing and thr job overall started to feel stale.
Last month I tried to apply for jobs abroad however most of them ended with a rejection as I don't have much experience.

If I can't get more experience at my current job nor I can move on to a better one. What am I supposed to do with this …

apply began datascience engineer fintech fintech startup job jobs machine machine learning machine learning engineer startup state them