John can not do coding as fast as I can do

English as a Second Language English Vocabulary, Grammar and Idioms
1

Context:
My intention is, another employee John can not write coding equal to my fastness in writing code.

Is this correct:
John can not do coding as fast as I can do.

Thanks!

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2

John doesn’t code as fast as I do.

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3

Thanks for your answer!

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4

John cannot do coding as fast as I can.

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5

John can’t code as fast as I can.
I code faster than John.

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6

equal to my speed writing code.

The word fastness is in the dictionary, but it’s not really used that way.

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7

My usage is quite confusing, even for me if I read it later on :joy:

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