Don't focus on career, focus on what you have learned on your past trades what are the things you've done wrong and of course never repeat it. You can check this https://github.com/SpiralDevelopment/Awesome-Crypto-Trading it helped me improve my training, I suggest to read technical analysis and only trade a small portion of your remaining fund and try to understand the market and what kind of strategy you are going to use in order to earn.