Cocoaheads Berlin Logo

Welcome to Berlin CocoaHeads!

We are the Berlin chapter of Cocoaheads. We meet once every month and talk about iOS and OS X development. If you're into Cocoa and in Berlin, come in and say hi.

Follow us on Twitter: @cocoaheads_Ber

Watch our talks on Vimeo: CocoaHeads Berlin Channel

We're also on Meetup

Website Re-Design Competition

Next meetings

Oct 15th, 2014

  • iOS Accessibility – Robb Böhnke – @ceterum_censeo
  • A second talk? – Maybe you? – please get in touch

Nov 19th, 2014


Usually we meet at:

Großbeerenstraße 79, 3rd floor
10963 Berlin (Kreuzberg)

CodeKollektiv on Google Maps

The closest subway stations are U Möckernbrücke (U1, U7, 3-5 minutes walking distance) and U Mehringdamm (U6, U7, 5-10 minutes walking distance).

Food and Drinks

Drinks are available on site for €1 per bottle.

Wanna grab something to eat before the meetup? There is a good pizza/pasta place on the corner right next to CodeKollektiv. Also, there are a lot of food stalls around U Mehringdamm.

Mailing list

Our mailing list is hosted on Google Groups.

Code of Conduct

All attendees, speakers, sponsors and volunteers at our meetup are required to agree with the following code of conduct. Team members will enforce this code throughout the event. We are expecting cooperation from all participants to help ensuring a safe environment for everybody.

tl;dr: Don’t be a Jerk

Our meetup is dedicated to providing a harassment-free experience for everyone, regardless of gender, age, sexual orientation, disability, physical appearance, body size, race, or religion. We do not tolerate harassment of participants in any form. Sexual language and imagery is not appropriate for any parts of our events, including talks, workshops, Twitter and other online media. Attendees violating these rules may be sanctioned or expelled from this meetup and/or any future meetups at the discretion of the usergroup organisers.

Need Help?

Please tweet/DM us at @cocoaheads_Ber, or mail us directly.

Adapted from Code of Conduct based on The Ada Initiative

Past Talks

Are you interested in giving a talk? Send an email to the mailing list!


Sep 16h, 19:00 - CodeKollektiv

  • Introduction to BDD – Paweł Dudek – @eldudi
  • Partnership with MCE 2015: CocoaHeads members get 20% off
  • Drinks sponsored by Blloon

Aug 20th, 19:00 – CocoaHeads BBQ

We're holding a BBQ-party!

Just grill and chill and mingle with fellow Cocoa (and Swift) developers. Food and drinks sponsored by HockeyApp.

Jul 16th

CocoaPods Plugins – Boris Bügling - @NeoNacho - (Slides)

Jun 18th CocoaHeads on the Road part.2

This meetup will take places at Futurice, Schützenstraße 6, 10117 Berlin. They will be providing free drinks and pizza in addition to the location!

Building Forms with Ullrich Part 2: Key Value Validation - Ullrich Schäfer – (@stigi)

Promise of an API – Maxim Zaks – @iceX33

AppCode License giveaway:

  • Submit radar bug reports until 17.06.2014 23:59 CET and send the openradar links for your bug reports to Engin

  • The three lucky winners for an AppCode license each will be determined randomly during the meetup.

  • One bug report, one entry, file more radars to increase your chance.

Thanks a lot to JetBrainz for the AppCode licenses and thanks a lot to Futurice for sponsoring the location.

May 21st

Introduction to for your iOS app - Katrin Apel – (@kaalita)

Lighter View Controllers – Chris Eidhof – (@chriseidhof)

Apr 16th

Building Forms with Ullrich Part 1: MVVM + RAC = <3 or Model-View-ViewModel with ReactiveCocoa - Ullrich Schäfer – (@stigi)

Scaling iOS Development - Piet Brauer (@pietbrauer) & Vidu Pirathaparajah (@vimacs) - [A Visit by CocoaHeads Hamburg]

Panono Ball Camera - Björn Bollensdorff

Mar 19th

The best of both worlds: Introducing JavaScriptCoreJoshua May (@notjosh)

Cocos2D vs. SpriteKit, a performance showdown – Maxim Zaks (@iceX33)

Special Event – File a Radar

We will be filing Radars about iOS and OS X issues that bother us. The submitter of the most interesting/important Radar as voted by the audience will win a free license for sponsored by Itty Bitty Apps.

Feb 19th

Building nxtbgthng - Gernot Poetsch (@Gernot)

Objective-Smalltalk for the CocoaHeadMarcel Weiher(@mpweiher)

Jan 22, 7pm CocoaHeads Special Event: CocoaKucha with Orta Therox

This month, we had another special edition of CocoaHeads: Orta Therox organized a CocoaKucha evening, where multiple speakers will hold a 20-slides talk in less than 7 minutes each. Here is the list of presented talks:


December 11, 7pm Tech Talks Special (Venue: TBA)

Apple Tech Talks and Alt Tech Talks are in town in December. That's why we will meeting a week earlier than our regular meeting schedule and get some drinks with the participants at Blaues Band

November 20th, 7pm (CodeKollektiv)

UIKit Dynamics in iOS 7 (slides)
Michael Ang – (@mangtronix)

October 16, 7pm (CodeKollektiv)

Custom View Controller Transitions in iOS 7 (slides)
Engin Kurutepe – (@ekurutepe)

September 18, 7pm (back to CodeKollektiv)

Testing using Specta and Expecta (slides)
Daniel Barden – (@danielbarden)

Mocking and Stubbing - Common Use Cases during TDD (slides)
Ullrich Schäfer – (@stigi)

August 21 (at Wooga)

iOS Toolchain at Wooga (slides)
Mattes Groeger (@MattesGroeger)

Mattes talked about the iOS toolchain at Wooga, showing which tools they use for building, testing and releasing their games.

CBCouchbaseIncrementalStore (slides)
Christian Beer (@christian_beer)

Christian talked about his custom NSIncrementalStore implementation that uses CouchDB / TouchDB for data storage (github)

Underscore + Asterism (slides)
Robbert Böhnke (@ceterum_censeo,

Robb talked about functional programming in Objective-C using Underscore and Asterism.




How does iCloud work?
Christian Beer,, @christian_beer

Slides (PDF)



Continuous Integration for iOS projects with Jenkins and Hudson
Falko Richter


Overview/Introduction to Cocos2D
Ole Begemann,, @olebegemann

Slides (PDF)


OpenEars, an open source iOS library for speech recognition and text-to-speech for the iPhone and iPad
Halle Winkler,, @politepix

CocoaHeads Berlin Members

The list of our members is on our Meetup page