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Carlos Villanueva Ousset, Swift Developer in Guadalajara, Mexico
Carlos Villanueva Ousset

Swift Developer in Guadalajara, Mexico

Member since July 31, 2015
For the past five years, Carlos has been developing various native iOS applications for a number of industries. His strong attention to detail and communication skills make him an excellent asset to your software development team. Carlos also has an academic background in finance, economics, and computer science.
Carlos is now available for hire



  • Git, 5 years
  • Swift, 3 years
  • Unit Testing, 2 years
  • SnapKit, 2 years
  • RxSwift, 2 years
  • SpriteKit, 2 years
  • Objective-C, 2 years
  • Functional Reactive Programming, 2 years
Guadalajara, Mexico



Preferred Environment

Xcode, Atom, Git, iOS, macOS

The most amazing...

...project I've worked on is a stock market simulator with real historical data for iOS.


  • iOS Developer

    2018 - PRESENT
    Online Freelance Agency
    • Developed various products with Swift and Objective-C.
    • Reviewed code to ensure that it met Swift coding standards.
    • Implemented a predefined architectural design for new iOS applications.
    Technologies: Swift, Objective-C
  • iOS Developer

    2016 - 2018
    Zehner Group
    • Developed iOS applications for the fitness and social media industries.
    • Migrated applications from Swift 2.0 to 2.3, 3, and 4.
    • Developed, programmatically, a UI; used SnapKit (Swift Autolayout DSL).
    • Implemented continuous integration using Fastlane, CircleCI, and HockeyApp.
    • Built widgets called Today extensions.
    • Implemented Touch Quick actions and Touch Peek and Pop features.
    Technologies: Swift
  • Founder | iOS Developer

    2014 - 2016
    • Designed and developed a stock market simulator with preloaded databases with historical data using Objective-C.
    • Designed and developed a video game based on the book The Intelligent Investor; the book teaches about stock market booms and crashes. Used Swift 1.2 and SpriteKit (with localization for 10 languages).
    • Designed and developed a video game named Dainzu using Swift 2.1 and SpriteKit.
    • Designed and developed a video game with a restaurant theme (El Local); used Swift 2.1 and SpriteKit.
    Technologies: Swift, Objective-C, SpriteKit


  • Hi Invest (Development)

    Thi is an app for portfolio management and also has a stock market simulator.

    • It simulates stock market transactions with corresponding transaction fees and dividend payments.
    • It contains historical data from companies that make up the Dow Jones industrial average.
    • It also has real data from company quarterly financial reports.
    • Also has a UI that allows a comparative and individual fundamental analysis.
    • It also offers financial ratio interpretations.
    • It has definitions for the most important terms in financial statements, financial ratios with math formulas, and the stock market.
    •It also has quizzes to test your current knowledge base.

    Technologies: Objective-C, Core Data

  • Mr Market (Development)

    A video game based on The Intelligent Investor by Benjamin Graham; it deals with mostly simulations involving stock market booms and crashes.

    Technologies: Swift 1.2, SpriteKit, Localization (10 Languages)

  • Dainzu (Development)

    Dainzu is a simple video game where you make the circles jump in order to capture marbles and if you get the golden ones you can unlock the complete collection!

    Technologies: Swift 2.1, SpriteKit

  • El Local (Development)

    El Local is a video game where you work in a "real" restaurant serving drinks.

    Technologies: Swift 2.1, SpriteKit


  • Languages

    Swift, Objective-C
  • Tools

    Git, Moya, Fastlane
  • Platforms

    iOS, MacOS
  • Libraries/APIs

    Alamofire, CocoaPods, RxSwift, SnapKit, SpriteKit
  • Paradigms

    Unit Testing, Functional Reactive Programming, Continuous Integration (CI)


  • Master's degree in Computer Science
    2016 - 2019
    Instituto Tecnológico y de Estudios Superiores de Monterrey - Monterrey, Mexico
  • Graduate Studies in Economics
    2012 - 2014
    Universidad de Guadalajara - Guadalajara, Mexico
  • Master's degree in Finance
    2010 - 2013
    Instituto Tecnológico y de Estudios Superiores de Monterrey - Monterrey, Mexico
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