Image de profil de johnjohnson830
Drapeau de Mongolia Ulaanbaatar, Mongolia
Membre depuis le 27 juin 2018
2 Recommendations


En ligne Hors ligne
Hello everybody, How are you? I'm a talented developer , who has 8 years of experience in Mobile App development. Also, web development is my expertise. My top skills: - iphone, android, mobile phone, objective-c, swift - php, laravel, codeIgniter, wordpress - java, javascript, node.js, angular.js, react.js, jquery - ionic/phonegap, React native I have rich experience in a large number of third-party SDKS: - PayPal, Stripe, In app purchase, Mapbox, Google Maps, Gps tracking, Advertising, Facebook, Instagram, XMPP and so on. And I'm familiar with implementing In-App purchases and integrating local and remote push notification using Firebase, OneSignal etc. So, I can deliver you the perfect project in short time and you'll be satisfied with the result. I'm highly available based on your timezone. Please feel free to contact me if you need. Thanks for your reviewing of my profile. Regards.
$40 USD/hr
26 commentaires
  • 100%Travaux complétés
  • 100%Selon le budget
  • 100%Dans les temps
  • 38%Taux de Réembauche


Avis récents

  • image de Codevlabs L. Ionic 4 - Android Expert Needed - Build Issues €96.00 EUR

    “John is a true professional, communicates well and very technical in his area. Highly recommended.”

  • image de Ammar A. An expert mobile app developer needed $150.00 USD

    “Gantuya T is really honest and reliable, hard-worker, always on time. He is the best freelancer to work with. Just give him the full details for the project and you will surly be satisfied with results he provides. Hire him and you will have a good friend rather than a freelancer. Thanks Gantuya T.”

  • image de Mohammad A. React-native Mobile App $1700.00 USD

    “Was my pleasure to work with Gantuya. After struggling with many developers, I found finally Gantuya who managed to deal with my react-native project professionally. For my project scope "react-native" I strongly recommend hiring Gantuya.”

  • image de Elio K. Build ionic 3 application (Frontend) $1600.00 USD

    “Gantuya is a good and talented developer. He was able to deliver all what he has promised. He is also flexible and accepts comments and feedback positively to fix issues as soon as they are reported. He was also able to start fast and dive into existing code with no problem in understanding and modifying it. definitely recommended.”

  • image de Lucas B. Project 19317223 has been deleted $400.00 USD

    “Great job, I recommend Gantuya.”

  • image de Mariano C. Project for Gantuya T. $100.00 USD

    “Gantuya is a great professional and delivered as promised. I strongly recommend him.”


Senior mobile/web developer

Jul 2017 - Apr 2018 (9 months)

I worked as senior developer at this company and I have participated on developing large scale projects. So, I got rich experience on developing web/mobile projects.


Bachelor degree of Computer Science

2012 - 2016 (4 years)


PHP Certificate (2016)

The PHP Developer Certificate proves fundamental knowledge of web development using PHP and SQL (MySQL).





  • JavaScript Level 1
  • Preferred Freelancer Program SLA
  • PHP Level 1
  • HTML5 Basics 1
  • US English Level 1


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