Thanks for posting. I wrote this back in college and looking back a lot of it is outdated (Getco doesn't exist anymore), and some parts even cringeworthy...
After writing that I joined Headlands, where I've been working for the past 8 years as we grew from a startup to a relatively large firm (trading is actually a very small industry). If you want a more up to date description of low-latency trading in particular, please see this more recent post:
https://blog.headlandstech.com/2017/08/03/quantitative-tradi...
Feel free to email me, my email address in the pdf is still valid.
After writing that I joined Headlands, where I've been working for the past 8 years as we grew from a startup to a relatively large firm (trading is actually a very small industry). If you want a more up to date description of low-latency trading in particular, please see this more recent post: https://blog.headlandstech.com/2017/08/03/quantitative-tradi...
Feel free to email me, my email address in the pdf is still valid.