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Patrik Vaberer, iOS Developer in Prague, Czech Republic
Patrik Vaberer

iOS Developer in Prague, Czech Republic

Member since March 3, 2016
Patrik is a freelance iOS developer and entrepreneur with extensive experience in startups. His latest projects have been top-notch apps for US startups and Johnson & Johnson, done in Swift. He delivers top quality, pays attention to details, and is the type of person who gets things done.
Patrik is now available for hire

Portfolio

Experience

  • JavaScript, 6 years
  • Scrum, 4 years
  • Objective-C, 4 years
  • iOS, 4 years
  • Core Data, 3 years
  • REST, 3 years
  • Swift, 2 years
Prague, Czech Republic

Availability

Part-time

Preferred Environment

Mac, iOS, Xcode, Git

The most amazing...

...thing I've coded and launched is an advanced audio recorder, including a transcription service already serving satisfied customers.

Employment

  • iOS Engineer

    2016 - PRESENT
    Toptal
    • Developed a full project.
    • Provided technical advisory.
    • Implemented KPIs.
    Technologies: iOS, Swift, Parse, Azure, Layer
  • CTO & Co-founder

    2015 - PRESENT
    Smart Record
    • Integrated mobile payments (Braintree).
    • Worked with Core Audio to record audio.
    • Created a unique algorithm to detect silences by extracting audio samples and determining the energy.
    • Integrated Apple Pay.
    • Supported iOS 8.
    • Designed and integrated Mixpanel analytics.
    Technologies: Swift, Objective-C, Core Data
  • iOS Engineer

    2017 - 2017
    BabyCenter
    • Communicated with multiple departments.
    • Worked on an iOS app with the team of three iOS engineers.
    • Used the Atlassian software kit to get things done.
    • Operated within Scrum methodology.
    • Worked with New Relic for bug tracking.
    • Used Charles to debug RESTful APIs.
    • Worked extensively with push notifications and Localytics.com to increase engagement.
    • Implemented custom syncing mechanism.
    • Testimonial: "Patrik is a very talented developer which I had the privilege of working with at BabyCenter. He is a resourceful and insightful professional, who takes the time to understand the requirements to assure his code will follow standards and will be maintainable in the future. He started adding value to our application almost immediately, and, despite working remotely, we had great communication. Patrik was a great addition to the BabyCenter team, and is a great asset to any team he works with." --Alex Leite, via LinkedIn.
    Technologies: Swift, Objective-C, Realm
  • iOS Engineer

    2016 - 2017
    Reacha, LLC
    • Helped the client to build the MVP.
    • Led and designed the IT architecture to the successful release to the App Store.
    • Integrated Facebook, Instagram, Twitter, and LinkedIn API.
    • Leveraged and worked with push notifications.
    • Integrated Parse and Layer to build a native chat into the app.
    • Worked with Crashlytics for bug tracking.
    • Implemented extensive analytics to ensure measuring right KPIs using Mixpanel.
    • Testimonial: "I've been working with Patrik to create a new live business App called REACHA. We hired Patrik as lead iOS developer and he continues to work with us on many levels, managing the build and rollout of this groundbreaking business networking App. He also manages back-end resources very well and successfully works with our product and UX design team seamlessly with great attention to detail. I've worked with many developers over the last 10 years. Patrik is definitely top of my list and I look forward to working with him for many more years to come." --Grant Lyons, via LinkedIn.
    Technologies: Swift, Core, Parse, Azure
  • Software Engineer

    2016 - 2017
    Johnson & Johnson
    • Worked on an iOS app with the team of six engineers.
    • Created tests to ensure quality.
    • Used Atlassian software kit to get things done.
    • Operated within Scrum methodology.
    • Communicated with multiple departments.
    • Testimonial: "It has been my pleasure to work with Patrik for the past few months. He is a high performing team member that never disappoints. He is always eager to go above and beyond requirements to create a better user experience. Patrik is not afraid to share his great ideas or tackle any feature small or large. On top of his technical skills, Patrik's mentorship abilities have been essential in order to bring all new team members up to speed. Without Patrik our product would not be what it is today." --Diego Urquiza, via LinkedIn.
    Technologies: Swift, Core Data, SonarQube, Alamofire, Cocoa Pods
  • iOS Engineer

    2015 - 2016
    STRV
    • Developed the full project in Swift.
    • Oversaw the whole app development cycle, including maintenance, bug fixing, and performance testing.
    • Collaborated with other departments to define and create specifications.
    • Led the development using Scrum methodology.
    Technologies: Swift, Core Data, REST API, AFNetworking
  • iOS Engineer

    2013 - 2014
    Ideas2Markets
    • Developed the full project in Objective-C.
    • Implemented a fully functional iOS app from top to bottom, meeting the client's requirements.
    • Successfully released the final version to the App Store.
    Technologies: Objective-C, Core Data, REST API, AFNetworking, Google Maps

Experience

  • BabyCenter (Development)
    https://itunes.apple.com/us/app/pregnancy-tracker-baby-app/id386022579?mt=8

    The app is used by millions of users - #1 in the pregnancy category and constantly featured by Apple.

  • Care4Today (Development)
    https://itunes.apple.com/app/apple-store/id1251480789?mt=8

    Care4Today® Connect is a medication management app with the input of patients and healthcare professionals (HCPs) to give you a comprehensive health and wellness info that goes beyond medication reminders.

  • Reacha | Business Network App (Development)
    https://itunes.apple.com/us/app/reacha/id1039694151

    Reacha is an on-demand business network where people create live business cards to promote what they do to attract new customers.

  • Smart Record (Development)
    https://itunes.apple.com/app/apple-store/id1008197697

    Smart Record is a professional recording tool that enables you to assign notes and photos to your recordings, helping you to capture the moment and context, transforming the recording into a transparent and organized piece of information. Moreover, the application offers a transcription service.

  • Ripple (Development)

    Posting and discovering global stories that matter but go unnoticed. A simple way how to post a story or article and share it with others.

  • Wiretap (Development)

    The app makes favorite shows re-watchable by sharing the cast and crew’s thoughts about that episode with a user that appear time-synced with the playback of any particular episode.

  • MyLog Fleet (Development)
    http://mylogfleet.com

    MyLog Fleet is a professional tool for car management, online monitoring, and reporting for companies with a fleet. The app was created from scratch and has been successfully released to the the App Store.

  • Imagebook (Development)

    Imagebook is a place where virality is made. It provides a simple tool on how to make viral images and an easy way to share via social networks.

  • Font Awesome Swift (Other amazing things)
    https://github.com/Vaberer/Font-Awesome-Swift

    Font Awesome Swift library for iOS. No image icons any more. Using Font Awesome Swift library is very easy. This convenient library has more than 500 stars.

  • Swift Best Practices and Tips by Toptal Developers (Publication)
    This resource contains a collection of Swift best practices and Swift tips provided by our Toptal network members.

Skills

  • Languages

    Swift, Objective-C, JavaScript
  • Frameworks

    Core Data, Cocoa Touch
  • Libraries/APIs

    Twitter API, Google API, Facebook API, Stripe, Core Animation, Node.js
  • Tools

    TestFlight, Sketch 3
  • Paradigms

    Agile Software Development, Scrum, REST
  • Platforms

    iOS, Heroku, Firebase
  • Other

    BrainTree
  • Storage

    MySQL

Education

  • Bachelor's degree in Computer Science
    2012 - 2015
    Comenius University Faculty of Mathematics, Physics, and Informatics - Bratislava, Slovakia
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