This deck was presented as one of the keynotes at RedisConf 2016, and introduces the problem Armakuni face, how they solve it, and then some detail on how Redis is involved. It was a great event!
The brief: "Never be limited by technology". The result: They haven’t.
Comic Relief, a UK-based charity, run the wildly successful brand Red Nose Day; It consists of 7 hours of primetime live TV, generating in the region of 26 million viewers on BBC 1. Last year their total fundraised was over a billion UK pounds (£1,047,083,706)
Armakuni depends on Redis to deliver up to 400 payments per second through their event sourced eventually consistent architecture.