Simplex Company Updates | Glassdoor

Company Updates

  • Want to look at raw exchange data? Want some test data for your low latency order book?

  • Would you have made these optimizations? Come work at Simplex.

    How does grep run so fast?

    To add to Steve's excellent answer. It may not be widely known but grep is almost always when grepping for a pattern-string than a short one, because in a longer pattern, Boyer-Moore can skip forward in longer strides to achieve even better speeds: Example: # after running these twice to ensure apples-to-apples comparison # (everything is in the buffer cache) $ time grep -c 'tg=f_c' 20140910.log 28 0.168u 0.068s 0:00.26 $ time grep -c ' /cc/merchant.json tg=f_c' 20140910.log 28 0.100u 0.056s 0:00.17 The longer form is 35% faster!

  • “Success can be attributed to a multitude of things, but it cannot exist without the dedication of hard work.”- Simplex

    How Simplex is Changing the Traditional Trading Model

    Disruption has become a buzz word - if not the buzz word - in tech. Every emerging tech company is trying to disrupt an antiquated model to catch up to today's on-demand and on-the-go world. Disruptio

  • Want to know what Simplex is all about? Check out our company video at

    About us

    About Us

  • Developers the search is still on! - check out our page for more details


    Simplex is looking for smart, curious, and driven individuals to join our technology team. Technology at Simplex is the core of the business. We are a technology company, specializing in high speed trading. We are looking for great people to work on all aspects of our trading system.

  • JP Morgan Chase Corporate Challenge was a huge success!!! Many thanks and congrats to the participants in yesterday's event! We had a blast!!! ‪#‎simplex‬ ‪#‎chicago‬ ‪#‎jpmorgan‬ ‪#‎chase‬ ‪#‎corporatechallenge‬

  • Today is the BIG day! JP Morgan Corporate Challenge is today in Chicago’s Grant Park. We can’t wait to see everyone there. Runners-get ready! #chicago #grantpark #corporatechallenge #chase #simplex

  • Did you know? The first stock in exchange in the United States was founded in 1790 and was called the Philadelphia Stock Exchange. It is now known as NASDAQ OMX PHLX. #funfact #tradinghistory #simplex

  • Less than 1 week until the corporate challenge! Runners - get ready! ‪#‎chicago‬ ‪#‎chasecorporatechallenge‬ ‪#‎simplex‬


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