All Speakers

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Our speakers include trainers, authors, and professional iOS and OS X developers.

Speakers at last year's CocoaConf
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    Josh Abernathy

    Josh started doing Cocoa programming before it was cool. Even though he sometimes flirts with iOS, he always returns to the Mac. He works at GitHub, mostly on GitHub for Mac.

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    Ameir Al-Zoubi

    Ameir Al-Zoubi is an experienced software developer who took the plunge into the indie life. He is founder and CEO of Batoul Apps, LLC, where he develops Mac, iPhone, and iPad apps, with special exper...

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    Brandon Alexander

    Brandon is an author, speaker and developer. He lives in Atlanta, GA with his wife and daughter. One of his favorite things to do when not writing code is taking pictures and practicing/performing mag...

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    Mike Ash

    Mike Ash has been programming for Apple platforms for over two decades and for Mac OS X since the Public Beta. He is the author of the bi-weekly Friday Q&A blog series on deep technical topics related...

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    Ken Auer

    RoleModel Software Ken Auer is the founder and master craftsman of RoleModel Software.  He is the author of Extreme Programming Applied and a variety of early soft...

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    Randy Beiter

    Randy Beiter, owner at Plugh Studios, Ltd. has been an iOS developer for 5 years and a professional software developer for 20+ years.  Randy's current focus is in mobile development on the iOS and And...

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    Jeff Biggus

    Jeff Biggus is the founder of HyperJeff, Inc., producing Unix, Mac, iPhone and iPad apps, and custom in-house software for companies, specializing in scientific software. He has been an independent pr...

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    Heath Borders

    Heath has been a full-time iOS developer for 2.5 years at Asynchrony Solutions, Inc. in St. Louis, MO, and has built and delivered 5 iOS apps for major enterprises including Kaiser Permanente and ...

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    Tim Burks

    Tim Burks is a freelance iOS developer based in Palo Alto, CA. Originally trained in computer-aided design of integrated circuits, he has a Ph. D. in Computer Engineering from the University of Mich...

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    Patrick Burleson

    Patrick Burleson is an independent iOS and Mac Developer living in the Dallas area. His software business, BitBQ, consists of the products QueueUp and FitnessTrack for iPhone and Changes for OS X. In ...

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    Rene Cacheaux

    Rene is a Senior iOS Engineer at Mutual Mobile, where he is known for his expertise in user interface engineering with UIKit, Core Animation, and Core Graphics. He has been engineering iOS apps since ...

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    Craig Castelaz

    Craig Castelaz is a full-time husband and father who programs, teaches, and writes in his second full-time job. His career began when CP/M was the dominant microcomputer operating system, and Microsof...

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    Step Christopher

    Step Christopher has travelled the world. First in a submarine, doing the job that inspired the character of Homer Simson. Nuclear Reactors never looked so fun! Next in the air, fixing lasers and teac...

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    Kevin Conner

    Kevin Conner is an iOS developer at Two Toasters in Durham and an independent game developer. He has been building web apps and native touch apps in the Triangle since 2005.

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    Colin Cornaby

    Colin Cornaby is a software developer from Portland, OR, and writes software for Mac, iOS and Android. He grew up in an all Apple household with his desktop publishing mother, and started writing code...

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    Jack Cox

    Jack Cox is a software developer, systems architect, and Director at CapTech Ventures, Inc. where he is responsible for the firm’s mobile software practice. He has almost 30 years experience in the de...

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    Brian Coyner

    Brian Coyner is a software developer passionate about software simplicity. For over fifteen years he has been helping his clients build and deliver client UI and server software. Brian enjoys teaching...

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    Mark Dalrymple

    Mark has been a Mac programmer since 1985 and a professional Unix programmer since 1990, gleefully enjoying the combined world in Mac OS X.  Mark has experience on the client side and server side, b...

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    Sam Davies

    Sam is a technical evangelist for ShinobiControls - creating a comprehensive set of powerful, interactive UI controls built by developers for developers. Having spent years doing computer vision resea...

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    James Dempsey

    James Dempsey is a fifteen-year Apple veteran gone indie.  At Apple, he worked on iOS, Aperture, and OS X releases Leopard through Lion, including half a decade on the Cocoa frameworks team.  Along th...

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    Aaron Douglas

    Aaron was that kid taking apart the mechanical and electrical appliances at five years of age to see how they worked. He never grew out of that core interest - to know how things work. He took an earl...

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    Matt Drance

    Matt Drance is a developer, consultant, author, and part-time stay at home dad living in Northern California. He founded Bookhouse Software in 2009, where he builds iOS applications for prominent clie...

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    Guy English

    Guy is a long-time game and application developer for Mac and iOS. His company recently launched Napkin, an elegant image annotation app for Mac. Separate from his software development expertise, he i...

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    Nathan Eror

    Nathan loves creating software and helping other developers hone their skills. As the lead developer at Free Time Studios, he spends his days coding, teaching, and writing, and he wouldn’t have ...

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    Jason Felice

    Jason Felice is an XP developer on the LeanDog boat off the shore of Cleveland, Ohio.   He's been coding since he got his Atari 800, using Vim and hitting the *nix man pages for twelve years, and deve...

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    Mattieu Gamache-Asselin

    After developing his first iOS app in school, Mattieu fell in love with the mobile world. He spent the rest of his years in university learning and teaching mobile development as a member of his unive...

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    Mark Gerl

    Mark Gerl is Director of Mobile Development for POLITICO, ABC7/WJLA, and NewsChannel8 – a major publishing and media trifecta. Mark’s team is responsible for numerous successful mobile apps on three d...

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    Mark Gilicinski

    Mark has a Computer Science degree from Ohio State and an MBA from the University of Florida. He has been in the software industry for 20 years working at OCLC, NSA, AOL, Now Software, and dozen year...

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    Stewart Gleadow

    Stewart Gleadow is a Technical Lead and Mobile Evangelist for the residential real estate business at REA Group in Australia, working primarily on the iOS apps and mobile websites for realestate.com.a...

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    Geoffrey Goetz

    Geoffrey Goetz is currently the Director of Marketing at dBase, founding member of ggeoffre LLC, and published author for GigaOm's TheAppleBlog. Geoffrey’s online articles on Apple related products an...

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    Paul Goracke

    Paul is a Senior Staff Engineer at Black Pixel, co-organizer of Seattle Xcoders, and former iOS Instructor for the University of Washington's Professional and Continuing Education program. Before focu...

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    Michael Gorbach

    Michael Gorbach is a Mac and iOS application developer currently at Black Pixel. He worked on the recent release of Kaleidoscope 2, and continues to polish pixels on Black Pixel's Mac products today. ...

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    Danny Greg

    Danny has somehow stumbled into a career as a software developer, driven primarily by his desire to build things and his utter failure as a musician. He started out making Mac apps on his own, before ...

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    Brian Harper

    Brian is a Lead UX Designer at Big Nerd Ranch, a company known for its immersive bootcamps, corporate training and elegantly designed mobile apps. The Nerds are fluent in multiple operating systems an...

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    Kevin Harwood

    Kevin Harwood is a Consulting Architect at Mutual Mobile, where he has led numerous iOS projects and helps improve iOS development best practices. He is also an active contributer to the AFNetworking ...

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    Liz Hedstrom

    Liz Hedstrom is the creator and developer of WeddingHappy, a wedding planning app for iPhone. Liz was inspired to create WeddingHappy from her own planning experience and her many years as an enterpri...

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    Brad Heintz

    Brad is an iOS-focused mobile architect with Y Media Labs. Prior to writing iOS apps he worked on projects involving large-scale behavorial analytics, education, security, haptic 3-D modeling, and med...

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    Aaron Hillegass

    Aaron Hillegass is the founder of Big Nerd Ranch, a leading training and consulting company in mobile development. He is the author of four books on computer programming, including iOS Programming: ...

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    Pete Hodgson

    Pete Hodgson is a consultant with ThoughtWorks, where he's spent the last few years helping teams become awesome at sustainable delivery of high-quality mobile applications. Pete is on a mission to br...

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    Andy Hunt

    Andy Hunt is a programmer turned consultant, author and publisher. He has authored award-winning and best-selling books, including The Pragmatic Programmer and six others, including his latest, the po...

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    Jason Hunter

    Jason Hunter is the Deputy CTO at MarkLogic. He's the author of "Java Servlet Programming" (O'Reilly Media) and the creator of the JDOM open source project for Java-optimized XML manipulation. He's...

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    Josh Johnson

    Josh Johnson is an iOS developer at Two Toasters. Over the last 15 years, he has built software for an array of different industries and clients including custom plugins for AutoCAD, web applications,...

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    Ben Johnson

    Ben Johnson is the Director of Business Development at Raizlabs, a mobile development firm in Boston, Massachusetts. At Raizlabs he's overseen the design, development, and launch of dozens of applicat...

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    Christopher Judd

    Christopher M. Judd is the president and primary consultant for Judd Solutions, an international speaker, an open source evangelist, the Central Ohio Java Users Group and Columbus iPhone Developer Use...

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    Peter Kananen

    Peter is a developer and partner at Gaslight, a web and mobile design and development shop in Cincinnati, Ohio. He's been having fun and solving problems for clients with the iOS SDK since 2008. He al...

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    Jeff Kelley

    Jeff Kelley is an iOS developer at Detroit Labs and author of Learn Cocoa Touch for iOS, published by Apress. He’s been working with iOS since its infancy in 2008, and managed the OS X environment at ...

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    Kevin Kim

    After graduating Carnegie Mellon University, Kevin was first exposed to the NeXTStep computer (the ancestor of today's iPhone) while a programmer at the Pittsburgh Supercomputing Center and has been h...

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    Dave Koziol

    Dave Koziol has been building Cocoa Apps since long before it was cool. He's worked on large and small projects for both iOS and Mac OS X. Dave is President of Arbormoon Software, Inc., a company whic...

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    Ben Lachman

    Ben grew up running through the woods of Southeastern Ohio and poking at computers. Today he chases his kids through the woods, and the computers he pokes at are made out of aluminum rather than plast...

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    Jonathan Lehr

    Jonathan is the founder of About Objects, a company that has specialized in iOS training, consulting, and development since the SDK first shipped. He originally taught himself to program in Objective-...

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    Mac Liaw

    Mac Liaw entered The Ohio State University's Masters Program in Computer Science at age 15. He was a member of the CERN development team that established HTTP and HTML. He is active in the Linux Kerne...

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    Casey Liss

    Casey Liss is an iOS and .NET developer residing in Richmond, VA. Formerly co-host of Neutral, the casual car podcast mini series, Casey is probably best known for his role in the Accidental Tech Podc...

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    Felipe Laso Marsetti

    Felipe Laso Marsetti is an iOS developer working at Lextech Global Services. He’s also an aspiring game designer/programmer. Felipe has been developing iOS applications for over 2 years, authored his ...

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    Scott McAlister

    Scott McAlister is an iOS developer at Flat World Education in Washington, DC, where he is developing competency based learning apps for higher education. After 20 years of government & commercial sat...

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    Bob McCune

    Bob McCune is an iOS developer and instructor. He's the the owner of TapHarmonic, a Twin Cities-based consulting and training company. He’s been developing software since the mid-90s and has played th...

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    Sean McMains

    Sean McMains loves to make awesome stuff: cannons, software, trebuchets, music, rockets, pranks, a marriage, hovercraft, and four kids. He wrote his first software for pay at age 12, and has been prog...

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    Eric Meyer

    Eric Meyer is a software craftsman at 8th Light, where he has been programming primarily in Ruby and Objective C. Eric began his career at Object Mentor, where he was first introduced to Test Driven ...

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    Justin Miller

    Justin Miller is a software engineer at MapBox. He is behind the MapBox iOS SDK and the UX of the OS X port of the TileMill mapmaking studio. He has been developing in Cocoa since 2004 and formerly pr...

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    Rusty Mitchell

    Rusty Mitchell is the Creative Director for Mercury Intermedia, a mobile development and design studio in Nashville, TN. Mercury has crafted some of the most popular news and entertainment application...

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    Brian Moakley

    Brian is an experienced trainer who writes and edits tutorials on raywenderlich.com, as well as works regularly with Ray Wenderlich on iPhone and iPad apps. Previous to his work with Ray, Brian develo...

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    Saul Mora

    A software journeyman, Saul thrives on creating well crafted code on his continuous quest to become a Master Developer. Saul is an active member of the Cocoa developer community and contributes by blo...

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    Matthew Morey

    Matthew Morey is an engineer, programmer, hacker, creator, and tinkerer who is on a quest to become a Master Developer. As an active member of the Houston iOS community and a Senior Developer at ChaiO...

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    Neven Mrgan

    Neven Mrgan is a designer at Panic Inc, makers of nice apps for Mac and iOS. After hours, he is also one half of Big Bucket Software, a game company you may know from their hit The Incident. He design...

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    Kevin Munc

    Kevin Munc (@muncman) has been coding professionally for 15 years, working in environments ranging from a Fortune 100 enterprise to a half-dozen employee start up. (That's what you do with a Philosoph...

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    Rob Napier

    Rob Napier is co-author of iOS Programming Pushing the Limits. Before coming to Cocoa development, he made his living sneaking into Chinese facilities in broad daylight. He now is a Mac developer for ...

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    Joshua Nozzi

    Joshua Nozzi is a combination full-time and indie Mac developer. He contracts for the Vaccine Research Center of the National Institutes of Health and owns Bartas Technologies, a 10-year-old shareware...

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    Janine Ohmer

    Janine's first computer was an Apple IIe, which allowed her to dial in to school to do her homework instead of hanging out in the machine room.  That was cutting edge stuff in the early 80s!  Her next...

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    Daniel Pasco

    Daniel works as the CEO of Black Pixel, happily spending his time contributing to app design, writing code, figuring out where to take things next, and generally having the time of his life working wi...

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    Charles Perry

    After three years of part-time development, Charles Perry launched Leaf Hut Software in 2012 to concentrate full-time on developing software for productivity geeks. Previously, Charles taught high sch...

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    Jamie Pinkham

    Jamie is an iOS developer since the first release of iPhone OS 2.0. He has worked on several high profile applications for clients such as Tumblr and iHome. He is currently is the Lead of Framework D...

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    Boisy Pitre

    Boisy G. Pitre is a senior software engineer with Nuance Communications, where he works on cutting edge speech recognition software for the Mac. He also owns Tee-Boy, a software company focusing on Ma...

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    Mark Pospesel

    Mark began programming in BASIC on an Atari 800 while in junior high. With a diverse academic background in mathematics, biology, marine biology, and teaching English as a second language, he has 14 y...

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    Greg Raiz

    Greg Raiz founded Raizlabs in 2003 with a vision to create awesome software. Greg is a leader in the Boston technology and mobile community and has worked on a wide range of problems. Greg got his ...

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    Manton Reece

    Manton Reece is a Mac, iOS, and web developer from Austin, Texas. For the last 12 years he's worked on e-book software at VitalSource, and he founded Riverfold Software in 2006 where he's shipped seve...

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    Jon Reid

    Jon Reid has worked at eBay on their iOS apps for the past 3 years, and has been practicing Test Driven Development for 12 years. If you do the math, you'll notice that Jon is a specimen of that rare ...

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    Rob Rhyne

    Rob Rhyne is a designer and developer. His company, MartianCraft, builds mobile software for hire. He's creator of Pris, a unique mobile camera and Briefs, a toolkit for creating live wireframes on iP...

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    Jonathan Rhyne

    Jonathan is an attorney that advises iOS development companies and indie developers on a wide range of issues directly affecting the iOS and mobile spheres to help build and protect their business int...

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    Kyle Richter

    Kyle Richter is the founder of Dragon Forged Software an award winning iOS and Mac development company, and co-founder of Empirical Development a for-hire iOS shop. Kyle began writing code in the earl...

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    Chris Risner

    Chris Risner is a Windows Azure Technical Evangelist at Microsoft. Chris is focused on connecting Windows Azure with mobile apps. He has been working with iOS and Android development for the past seve...

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    Rob Rix

    With two decades’ programming practice behind him, Rob focuses on reliability, maintainability, performance—in a word, elegance—and is always in search of the simpler, more fundamental solution.

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    Cesare Rocchi

    Cesare Rocchi is a speaker, writer, UX designer and developer specializing in web and mobile applications. He began working on interactive applications while he was a researcher in the academia. He ru...

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    Mike Rundle

    Mike started designing and building websites in the mid-90s but his recent focus has been on custom user interface development for iOS. He's the creator of Interesting for iPhone (and countless unfini...

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    Jonathan Saggau

    Jonathan Saggau started intensely programming iPhone apps before the official SDK was even released. After hacking up a networked version of the video game Pong during a weekend long iPhone event he h...

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    Laura Savino

    Laura is a Seattle-based iOS developer with a penchant for languages and travel. She taught English in rural Korea and French in the environs of Microsoft before cutting her teeth as a mobile develope...

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    Ben Scheirman

    Ben Scheirman is a software developer from Houston with more than 15 years of experience. As Director of Development at ChaiONE, Ben leads a team of developers writing apps on iOS & Ruby on Rails. Be...

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    Chad Sellers

    Chad Sellers is the founder and solo developer of Useful Fruit Software in Columbia, Maryland. He began his career focused on software security on Linux, which eventually led him to become a maintaine...

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    Brent Simmons

    Brent has been writing apps for Apple computers for over 30 years, since his first Apple II Plus in 1980. His professional apprenticeship was at UserLand Software where he worked on Frontier and on Ma...

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    Michael Simmons

    Michael Simmons co-founded Flexibits, a Mac and iOS software developer. A veteran Apple guy, Michael has been designing, marketing, and business developing Apple-related products for over 15 years. He...

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    Doug Sjoquist

    Doug Sjoquist started college in the late 70s having never seen a computer in person. Within a few weeks he wrote his first program on a time-share system, and then there was no turning back.  He wrot...

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    Josh Smith

    Josh Smith is a writer and consultant with Rubber City Wizards. They are a small consultancy focused on innovative mobile systems. He has 15 years of professional IT experience and has been a sy...

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    David Smith

    David Smith is an independent iOS developer based in Herndon, VA.  David began developing apps for the iOS App Store as soon as it was announced in 2008.  In that time he has experienced all the ups-a...

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    Justin Spahr-Summers

    Justin is a Mac developer at GitHub and has contributed to several open source projects released by GitHub, including ReactiveCocoa, a library for functional reactive programming in Objective-C.

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    Conrad Stoll

    Conrad Stoll is a developer, backpacker, and photographer from Austin, TX. He joined Mutual Mobile after college and has worked there for two years. As an iOS Architect, Conrad helps kick off new proj...

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    Elizabeth Taylor

    Elizabeth has been breaking software products since 1993. She was described by one of her managers at Equifax as one who "delights in finding bugs". Elizabeth has worked for large companies such as In...

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    Mattt Thompson

    Mattt Thompson is an engineer at Panic. He is the creator & maintainer of AFNetworking and other popular open-source projects, including Postgres.app, Induction, Helios, and Nomad, and he also writes...

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    Jay Thrash

    Jay Thrash is a software developer who got his start on a Commodore VIC-20 and has spent the past twenty years getting paid to convert coffee into code. During his career, he developed a keen interest...

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    Michele Titolo

    Michele Titolo is the Lead iOS Engineer for Prolific Interactive, a product-focused mobile agency with offices in San Francisco and Brooklyn, NY. She has shipped over a dozen apps to the Apple AppStor...

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    Josh Twist

    Josh is a Program Manager on the Windows Azure team and was the first full-time member of the Mobile Services project. He has worked at Microsoft for 6 years, the first 4 years as a consultant in the ...

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    Walter Tyree

    Walter Tyree owns and runs Tyree Apps, LLC, an IT Consulting and iOS software shop located in Alexandria, VA. He took the indie plunge after about six years of teaching High School Computer Science an...

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    T.J. Usiyan

    A writer, musician, and developer interested in crafting interesting and artful things. Developer of the universal app Inner Ear and AU Additive Synthesizer Partial. TJ is working to create innovative...

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    Phillip Van Nortwick

    Phillip Van Nortwick is a software developer with the Windows Azure Mobile Services team at Microsoft. His work is focused on the overall Azure ecosystem and the success of mobile platform SDKs. Prior...

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    Mikey Ward

    Mikey teaches Beginning Cocoa, Beginning iOS, and Advanced iOS courses for the Big Nerd Ranch in Atlanta and around the world. When he's not on the road, he's working on iOS and Mac consulting project...

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    Ray Wenderlich

    Ray Wenderlich is an iPhone developer and gamer, and the founder of Razeware LLC. Ray is passionate about both making apps and teaching others the techniques to make them. He and the iOS Tutorial Team...

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    Vicki Wenderlich

    Vicki Wenderlich discovered a love of digital art in 2009, and has been making app art and digital illustrations ever since. She is passionate about helping people pursue their dreams, and makes free ...

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    Whitney Young

    Whitney Young is the co-founder and lead developer at FadingRed, a Mac and iOS software shop located in Chicago. He has been developing on the Mac platform for over 8 years, beginning with his first a...

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    Marcus Zarra

    Marcus S. Zarra is the managing partner of MartianCraft, LLC, based out of Virginia. He has been developing Cocoa software since 2003, Java software since 1996, and has been in the industry since 1985...

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