You are describing a typical atmosphere in the frontend and node community in general. You might find this account from several conferences in 2018-2019 amusing [0]. RxJS is in no way an outlier in this regard.

[0] https://docs.google.com/document/d/1g4oh2GGZOsucZfT1YJ5wjDUS...

First of all, who does center alignment?? Looks tacky and amateurish. This isn't a flyer for your yard sale, it's a professional company's website.

Secondly, it's great that they're involved and passionate on social justice issues, however I wouldn't lead with that as the landing page gives no idea what the company actually does, offers, or makes.

Thirdly, when you click over to their team, it should identify their role instead of just letting you click to their socials.

^ just my quick first impressions!