How to implement such jumps as in the video?
((Link to video))
If your object have a rigidbody component you could try to play with it.
Maybe add a vertical force and a torque.
Functions to do this :
You may also limit rotation and translation on your rigidbody to prevent unwanted movements.
This should give you something like this but not exactly the same result, make a game take some time ^^
Good luck with tweaking