! Glad you liked the article
Regarding your question, start learning all the possible ways to play major and minor triads all over the fretboard. This way there will always be a chord corresponding with the position you are playing the melody. You will also always have nice options available to you when voice leading from one chord to another.
I studied a lot of jazz many years back and this was great for increasing my chord vocabulary. I love the style too, so it wasn't a chore at all