The hiring process with LinkedIn was very professional. It was very similar to interviews conducted by Google and other large companies.
There was a pair of participants, which sometimes added a bit of chaos and was slightly unnerving.
Overall, I got the feeling LinkedIn was ramping up the quality of the developers it was looking for. I'm not sure how many false negatives they see, but it would likely be a good idea to really ensure you are on the strongly desired side of things.
Generally, large-scale data structure questions are asked. Reviewing heaps, hash tables, graphs, etc., will be very helpful. If you can ace the first few rounds of TopCoder, you should be good to go.
The following metrics were computed from 10 interview experiences for the LinkedIn Web Developer role in Mountain View, California.
LinkedIn's interview process for their Web Developer roles in Mountain View, California is fairly selective, failing a large portion of engineers who go through it.
Candidates reported having very good feelings for LinkedIn's Web Developer interview process in Mountain View, California.