Since you folks serve real users in the real world (as opposed to being a much higher QPS product like a consumer oriented game or analytics or data service), I

Since you folks serve real users in the real world (as opposed to being a much higher QPS product like a consumer oriented game or analytics or data service), I can't imagine your needs are extremely high in terms of QPS. Why not optimize other front-end experience, like serving one CSS/js file instead of many, serving assets from CDNs, etc? Cheers on moving to AWS and using Docker, though!