Imej profil KREBSoft
@KREBSoft
Ahli semenjak 26 Februari 2017
0 Cadangan

KREBSoft

Dalam Talian Luar Talian
I am a senior mobile application developer with 7+ years experience in building high quality iOS and Android apps with backend server. I am very proficient in Swift, Objective-C, Java, Node.js, AngularJS and PHP. Especially, I have strong experience and very deep knowledge in Neo4j which is widely used in building very complicated social based app such as FB and Google+. I am very expert in this field including both of frontend and backend. My experience range includes - Social Networking App using Graph Database - Chat/Messenger App using Ejabberd or OpenFire - Payment Gateway Integration with PayPal and Stripe - Fitness App - Location based GPS Sharing App - Uber Cloned - Photo/Video Editing and Sharing App - Instagram/Tinder Cloned - Travel Sharing/Booking App Please contact me to discuss about your project in detail and determine how my skills will positively contribute to achieve your business goals effectively.
$55 USD/hr
14 ulasan
4.9
  • 100%Kerja Diselesai
  • 93%Mengikut Bajet
  • 100%Tepat Pada Masa
  • 30%Kadar Ulang Upah

Portfolio

Ulasan Terkini

  • Imej Exerciseman Mobile App Development for Robert P. $300.00 USD

    “Working with Robert has been a pleasure because his work is of high quality and delivered on time.”

  • Imej Exerciseman Project for Robert P. $555.00 USD

    “Excellent work, thank you!”

  • Imej Exerciseman Mobile App for Robert P. $555.00 USD

    “The work was completed on-time, quickly, and accurately.”

  • Imej Exerciseman Exercise App $200.00 USD

    “Robert does excellent work and I recommend him very highly.”

  • Imej travelsitevw IOS Application Enhancement $577.50 USD

    “It was great working with Robert - exactly what I wanted”

  • Imej ivanbellia Publish IOS APP €35.00 EUR

    “Great Work!”

Pengalaman

Computer Science

Feb 2013

web and mobile development

Pendidikan

master of computer science

2004 - 2008 (4 years)

Sijil

  • Android 1
    100%
  • US English Level 1
    97%
  • iPhone Development 1
    95%
  • Preferred Freelancer Program SLA
    92%

Pengesahan

  • Facebook Disambung
  • Freelancer Keutamaan
  • Bayaran Disahkan
  • Telefon Disahkan
  • Identiti Disahkan
  • E-mel Disahkan

Kemahiran Teratas Saya

Cari Freelancer yang serupa