/u/whupazz is working on a reddit compatible api for lemmy, meaning most 3rd party apps should work with little or no modification. See it working with RedReader already: https://imgur.com/a/IF5HYGz

Follow or help here: https://www.reddit.com/r/apihackathon/comments/13yvzg2/rapihackathon_lounge/jmxcq0u/

Where are the bottlenecks? Frontend servers or on the db? I have a lot of experience running postgres at scale.