2022
OtusOnline - Scala Developer Course of 15 parts
    https://www.youtube.com/playlist?list=PLfnFOImnyWRWyzwD-WSmrRReph9JEmp0i
2021
OtusOnline - Scala Developer Course of 7 parts
    https://www.youtube.com/playlist?list=PLfnFOImnyWRV4gkTAk3sHSORctjjRkNzz