Yikes. If the thing you're worried about the most is how replaceable your staff is, there's something smelly going on ... That said, any web developer worth th

Yikes. If the thing you're worried about the most is how replaceable your staff is, there's something smelly going on ... That said, any web developer worth their salt should just be able to pick up any tech like Mongo or React with ease. There's enough resources out there that wouldn't mean this is an issue.