求救！！Amazon 选组问题

Amazon给了我几个组我发现最感兴趣的是
Ad production 和 EC2 networking 有在这两个组呆过或者知道这两个组信息的人么? 求指导啊啊啊啊！！！！！

Ad Products:

Advertising Products is innovating at the intersection of advertising and eCommerce. Our team is
seeking talented self-starters to invent & build solutions in an expanding array of ad environments.

EC2 Networking:
subteams
The Amazon EC2 VPC (Virtual Private Cloud)
The EC2 Networking team
The EC2 High Performance Network Virtualization team
The Amazon Elastic Compute Cloud (Amazon EC2) Network Health Team
The EC2 Classic Network Stack
The EC2 Plutus team reengineers

选哪个好呢？