Gambar profil johnjohnson830
@johnjohnson830
Bendera Mongolia Ulaanbaatar, Mongolia
Anggota sejak 28 Juni 2018
3 Rekomendasi

johnjohnson830

Online Offline
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
28 ulasan
6.4
  • 100%Pekerjaan Diselesaikan
  • 98%Sesuai Anggaran
  • 100%Tepat Waktu
  • 25%Tingkat Rekrut Ulang

Portfolios

Ulasan Terbaru

  • gambar Janier R. Build me a app in React Native $350.00 CAD

    “This freelancer has a lot of talent. He works well and is honest. I hire him again.”

  • gambar Tsai Y. Web and app development $2000.00 USD

    “Excellent Freelancer. Love that he manage to meet my timeline on such short notice. Great developer”

  • gambar 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.”

  • gambar 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.”

  • gambar Mohammad A. React-native Mobile App $2000.00 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.”

  • gambar 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.”

Pengalaman

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.

Pendidikan

Bachelor degree of Computer Science

2012 - 2016 (4 years)

Kualifikasi

PHP Certificate (2016)

w3schools.com

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

Publikasi

None(2018)

None(2018)

Sertifikasi

  • JavaScript Level 1
    87%
  • Preferred Freelancer Program SLA
    87%
  • PHP Level 1
    85%
  • HTML5 Basics 1
    82%
  • US English Level 1
    77%

Memverifikasi

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