Like many things, the best way to get better is to practice. Reading other blogs, learning how to write and actually doing it can surely only help you improve.
Showing the initiative is a plus point.
Showing your developing technical knowledge is another.
Showing your improving writing and communication skills is a final win - and in fact blogging is likely the only way you can really demonstrate this skill to potential employers.
We're a place where coders share, stay up-to-date and grow their careers.
We strive for transparency and don't collect excess data.