SEAN KELLEHER

                             Seattle, WA
                            (425) 200-4590
                         sean@seankelleher.org

 
Introduction

    Senior Software Engineer with 15 years at startups, Microsoft, AT&T, and Disney.  
    I have broad experience writing high-performance code for consumer electronics.
    Seeking senior developer role in wearable computing, graphics, computer vision.

    http://www.seankelleher.org


Skills

    Mobile and embedded software architecture.
    2D and 3D graphics for mobile devices.
    Embedded real-time software, device drivers.
    C, C++, Objective-C, assembly language, PERL, Python, Java.

Experience

    Principal Software Engineer                                      2013 - 2014
    Exo Labs                                                         Seattle, WA
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    * Software engineer #2 at a hardware startup.  We make Apple-certified video 
      cameras that work with iPad.  We were featured in Apple’s “30 Years of Mac” 
      film.

    * Optimized the CTO’s initial firmware and app.  Improved frame rate and 
      latency by a factor of 10x, and enabled HD video.

    * I own camera firmware, video streaming, performance, firmware upgrade, 
      device drivers, OpenGL rendering, Apple MFi certification, and computer 
      vision research.



    Senior Software Engineer                                         2011 - 2012
    The Walt Disney Company                                          Redmond, WA
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    * Owned the graphics architecture for an unannounced iPad game.
      . Wrote a rendering engine supporting 3D / 2D content, skeletal animation.
      . Ported and optimized 3rd-party code to perform well on mobile devices.
      . Directed and mentored a junior developer.



    Sole Proprietor                                                  2011 - 2012
    Chinstrap Games                                                  Seattle, WA
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    * Developed a 5-star casual game for iOS.
      . Wrote a high-performance game engine using C++ and OpenGL ES.



    Software Development Engineer                                    2003 - 2010
    Microsoft - Windows CE                                           Redmond, WA
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    * 2009 Gold Star (Microsoft's top employee award).

    * Took ownership of graphics in Windows CE:
      . Convinced team to adopt OpenGL; dramatically improved OS performance.
      . Wrote OpenGL layer to accelerate Silverlight and Internet Explorer.
      . Wrote 3D UI demo with shader effects; shown to President and Vice President.

    * Contributed to 5 versions of Windows CE and Windows Mobile:
      . Graphics, BSPs, drivers, debugger, boot loaders, cellular stack,
        USB, window manager.

    * Hired and supervised contractors and an intern.

 

    Sabbatical                                                              2002
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    * Studied software engineering at University of Washington. 
    * Researched operating systems and wrote a small OS for fun. 
    * Backpacked across Europe.

 

    Embedded Software Engineer                                       2000 - 2001
    AT&T Wireless                                                    Redmond, WA
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    * Wrote firmware for cell towers:
      . Over-the-air firmware upgrade.
      . Remote configuration and telemetry.

    * Wrote a Java application to manage towers; used in Network Operations Center. 


 
    Software Developer II                                            1999 - 2000
    AT&T Wireless                                                    Redmond, WA
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    * Owned Java client for national call center application.
      . Awarded several bonuses, ranked "role model" on annual review.
      . Solved critical billing failures in 3rd-party system by working nights
        and weekends.

 

    Data Center Operations Lead                                      1998 - 1999
    AT&T Wireless                                                    Bothell, WA
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    * Ensured 99.999% uptime of customer care, billing and fraud detection.
      . Promoted to lead after 4 months; supervised 3 people.
      . Coordinated outage responses across 5 teams; contact for senior directors.
      . Ranked "role model" on annual review.
 

Education

    Certificate in Machine Learning
    Coursera                                                                2014
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    * Learning, prediction and classification using logistic regression, neural 
      networks, SVM, etc.


    iOS Programming Certificate
    University of Washington                                         2010 - 2011
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    * Broad coverage of iOS: UIKit, CoreGraphics, CoreData, Bonjour, web services.


    Game Development Certificate
    University of Washington                                         2007 - 2008
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    * Wrote a first-person shooter (client and server) using my own game engine. 
      . Supported 16 players, including A.I.-directed bots. C++, DirectX 9 on PC.


    Embedded and Real-Time Systems Certificate 
    University of Washington                                         2002 - 2003
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    * Ported an RTOS and wrote the firmware for a digital music player.


    Computer Science  
    University of Montana                                            1993 - 1997
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    * Completed 4 years towards B.Sc. degree (incomplete).