For the tech, well really at that place we used pretty much what everyone else did. Not a lot of big secrets, as far as I know the porn driving the tech revolution thing is ridiculous.
Anyway, my final experience with TopTal was that I asked some questions about the contract that I was about to sign and never heard back.
"For example, if the in-house engineers start their workday at 11am PST, our Eastern European toptal engineers will start working at 7pm EET and work through the night."
"During work hours, they are expected to respond to any client communication within 10 minutes; during non-work hours, they are expected to respond within 3 hours."