It certainly is feasible. Become proficient in one discipline before moving onto the next one. One at a time. Use your increasing proficiency as stepping sto

It certainly is feasible. Become proficient in one discipline before moving onto the next one. One at a time. Use your increasing proficiency as stepping stones towards full-stack roles. If you try to learn too many skills in parallel, you will become a jack of all trades and lose traction as newer technologies gain favor. You really will be more successful by following quality rather than quantity strategy.