Patrick Hayes

TECHNICAL SKILLS

Over eight years of experience with commercial web development and systems programming
Experience scaling systems to over 50 million users
Experience leading teams of software and research engineers
Programming: Python, Scala, Javascript, Ruby, C, C++, Java, PHP, Lisp, Haskell, OCaml
Technologies: React, Android, iOS, Mongo, Rails, Django, Postgres, MySQL, AWS, CSS
Fields: Optimization, Machine Learning, Frontend, Search, Distributed Systems, Algorithm Design

Work Experience

Cofounder & CTO, SigOpt, San Francisco, CA, November 2014–present

Senior Software Engineer, Foursquare, New York, NY, July 2012–November 2014

Developed passive awareness notifications to remind users of the best content nearby
Built the tips timeline, for discovering tips from people and tastes you follow
Created Foursquare expertise, for recognizing and rewarding city and neighborhood experts

Financial Software Developer, Bloomberg LP, New York, NY, May–August 2011

Developed an application for monitoring volatility of financial securities
Implemented an efficient, scalable caching system for handling large datasets using C++
Designed an intuitive user interface for trend analysis using Javascript

Research Engineer, Wish.com (formerly ContextLogic), San Francisco, CA, September–December 2010

Developed a topical analysis application using sophisticated machine learning methods
Produced highly optimized C++ to improve performance in existing technologies by up to 20x
Designed a distributed indexer using Python and C that performed scalable data mining

Software Engineer, Facebook, Palo Alto, CA, January–April 2010

Developed a complete, scalable, distributed search application using PHP, Java and SQL
Leveraged open source technologies to build a robust, efficient, and extensible search framework
Used Javascript and Ajax to develop an engaging user experience

User Interface Developer, Sybase iAnywhere, Waterloo, ON, May–August 2009

Automation Tools Developer, Research In Motion, Waterloo, ON, September–December 2008

Software Test Associate, Research In Motion, Waterloo, ON, January–April 2008

Education

Bachelor of Mathematics, University of Waterloo, Computer Science/Pure Mathematics Double Honours, Waterloo, ON, 2007–2012

Graduated with Distinction; Cumulative average: 90%; Major average: 94%
Dean's Honours List, University of Waterloo, 2007–2012
St. Jerome's University President's Scholarship, University of Waterloo, 2007–2009
Excellent Academic Standing, University of Waterloo, 2007–2012

Awards

Young Alumni Achievement Award, University of Waterloo, Faculty of Mathematics, January 2018

Publications

Ian Dewancker, Michael McCourt, Scott Clark, Patrick Hayes, Alexandra Johnson, George Ke. A Strategy for Ranking Optimization Methods using Multiple Criteria. Presented at ICML 2016, July 2016

Ian Dewancker, Michael McCourt, Scott Clark, Patrick Hayes, Alexandra Johnson, George Ke. Evaluation System for a Bayesian Optimization Service. Presented at ICML 2016, May 2016

Ian Dewancker, Michael McCourt, Scott Clark, Patrick Hayes, Alexandra Johnson, George Ke. A Stratified Analysis of Bayesian Optimization Methods. SigOpt, March 2016

Talks

Optimizing Everything with Python, Talk Python To Me Podcast, March 2016

Open Source Contributions

Wikipedia/Wiktionary Mobile App, Wikimedia Foundation

Developed the Wiktionary mobile application for Android/iOS using PhoneGap
Contributed bugfixes and improvements to Wikipedia mobile application
Worked on a remote team with 3 undergraduate students from schools across Canada

Patents

Patrick Hayes, Michael McCourt, Alexandra Johnson, George Ke, Scott Clark. Systems and methods implementing an intelligent optimization platform. SigOpt, Inc., February 2019

For the expanded version of this resume, visit http://patrickhay.es/cv

To see some of my projects, visit http://patrickhay.es/portfolio