Is there a way I could move the JWT authentication (not authorization) logic into an API Gateway or Load Balancer?

Hmm in theory, but not in practice 😞

if ClearML is following OAuth 2.0, t

This is for the SSO part, not for the API, API is only using JWT for verification, the login process itself is with external SSO (OAuth 2.0). But the open-source version does not support SSO 😞

Why are you trying to add another ELB with JWT verification on it ? what are we trying to solve ?