Here's one about whaleshares:
https://steemit.com/whaleshares/@jphenderson/what-is-whaleshares

And randowhale: https://steemit.com/@randowhale

Those will help in the beginning, just to get your posts boosted a bit.

And ChainBB is a "forum" layer on top of the steemit blockchain. The whale who runs it will upvote you if you use the platform:
https://steemit.com/chainbb/@sandstorm/what-is-chainbb-and-why-does-it-matter

Steem Trail might be of interest too to jumpstart your following here:
https://steemit.com/steemtrail/@steemtrail/steem-trail-daily-introduction

With your following, these may not even be necessary, but there are so many bots and apps on steemit, you kind of have to explore and see which ones suit you best.