Improve performance of Javascript

Need a developer to improve the Javascript performance of a block based open source project that we work on. Please check the attached file and bid ONLY with the screenshot asked for to know that you are actually interested and capable of picking the project up.

PLEASE CHECK THE DOCUMENT AND SEND SCREENSHOT TO BID.

https://docs.google.com/document/d/1jhUTlnwcTA5An11HlxZVu2tGkLrxUNi6dsZVTkoMh_M/edit?usp=sharing