Mobile Developers

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  1. Adrian R.

    Adrian R.

    Senior PHP5 / Zend Framework / Symfony / Doctrine developer

    Romania - Tests: 5

    ExpertRating Certified PHP5 Professional with GPA4 and a percentage which hold the top position for a couple of years. Results oriented application developer focused on delivering high quality code and solutions. Over ten years of intensive work in the web development industry. Experienced with all aspects of building large-scale web based applications. Genuine interest in technology, eye for detail and analytical mind. Up to date with best practices and latest technologies at every level of development. Passion for PHP.

    $55.00 /hr
    7,869 hours
    4.96
  2. Andrew Lynch

    Andrew Lynch

    Expert Java/Scala/J2EE/Web Developer

    Australia - Tests: 5 - Portfolio: 2

    I'm looking for challenging and creative projects which allow me to focus on my true passion : coding! I'm an expert in Java development with over 10 years experience, and I've worked for some of the best software development houses in Australia. I also have several years of Scala development experience. I'm looking for additional challenges outside the usual demands of a typical 9-5 job.

    $45.00 /hr
    800 hours
    4.80
  3. cheng jian

    cheng jian

    Mobile and Web expert

    China

    High quality result + High service!!! I have rich experience in Mobile Application Development, Game development, graphic design. i am priding myself on great service, fair dealings, outstanding work and a fantastic project result. Please contact me to discuss your requirements further. i worked with many partners successfully. Over the last 5 years, i have built a strong foundation and skills in different technologies. i have developed several projects in the technologies listed below and are confident of delivering clean and high quality code. i am sure, 100% satisfaction of my clients through good quality work, deadline meeting and good services. Our expertise includes : - Swift, Objective-C - iOS 8 - iPhone, iPad - Android - Augmented Reality - Parse - Google App Engine - Amazon Web Service Thanks

    $38.00 /hr
    144 hours
    4.92
  4. Hayk Grigoryan

    Hayk Grigoryan

    Senior Android Developer

    Armenia - Portfolio: 2

    5+ years in software development, 3+ years Android development and 1+ years experience in mobile gaming. I would like to take a challenging role in the field of Mobile programming and implement the experience gained in this field to develop complex projects with efficiency and quality. For all projects I provide 100% client satisfaction and quality assurance. I'm familiar with the latest project management tools such as Podio, Trello. Excellent communication skills, no language barrier, detail oriented

    $22.00 /hr
    156 hours
    5.00
  5. Zhang Hui Xia

    Zhang Hui Xia

    Expert iOS & Android developer

    China - Tests: 4 - Portfolio: 49

    Talented, experienced and dedicated mobile developer with 6 years of development experience. If you are looking for a highly skilled iOS & Android development expert with depth of knowledge, professional attitude, excellent communication and the highest code quality, I am the person you are looking for. I provide end-to-end solution which covers from Business Requirements Analysis, Design, Coding, Quality Testing, Deployment and also Enhancement & Maintenance. I've been developing various kind of mobile apps. Most of them were Social Networking Apps and they include Fitness App, Dating App, Photo/Video Editing Apps etc. As a freelancer, client's satisfaction and quality is the most important and I will bend over backwards for customer satisfaction. I love hearing from you. Zhang Liao.

    $45.00 /hr
    670 hours
    5.00
  6. James Poon

    James Poon

    Full Stack Web Developer

    Hong Kong - Tests: 8

    I have advanced skills in the web development. During 7 years of development, I have built lots of web applications using Rails, MEAN stacks. They includes various kinds of aspects - ECommerce, WebBlog, CRM, Task Management Tool. I am new on Upwork, just looking for an opportunity to demonstrate my skills, as well as your success. Here is my skill set - MEAN Stack (Angular.JS, Node.JS, Express, Mongo) - SQL (MySQL, SQLite, Mongo, SQLite, nosql) - Java - PHP - Frontend (CSS, CSS3, Sass, Javascript, Html, Html5)

    $30.00 /hr
    88 hours
    4.93
  7. Inacent Ltd

    Inacent Ltd

    Browser Extensions Development

    Bulgaria - Tests: 1 - Portfolio: 7

    Inacent is specializing in the development of browser extensions and plugins for over 10 years. Extending and customizing all major browsers is our company main business model. Our developers possess rich knowledge and unparalleled expertise in all browser development frameworks. Our services: - Chrome Extensions - Firefox Add-Ons - Safari Extensions - Internet Explorer Plugins - RESTful Web Services - All-In-One MSI Installers

    $22.22 /hr
    1 hours
    4.96
  8. Yauhen Landarski

    Yauhen Landarski Agency Contractor

    Android Developer

    Belarus - Tests: 2 - Portfolio: 7

    I am a Android app Developer with 3 years of experience working on variety of Android applications and more than 4 years of experience in IT. I have developed 22 applications for business needs such as e-commerce, loyalty, navigation so far! I'm able and have experience in building custom solutions with different teams, such as Android + Server Side; Android + Web; Android + iOS; Android + iOS + Web. Core skills: ► Android platform application development ► Android API interaction with: Database, Network, Permission, Receivers, Async Task, In App Billing, Action Bar, Styles, Themes, Resources, Custom View, Adapters, Custom dialogs, OpenGL ES 2.0 ► Android libraries usage: Support v4, Google Play Services, Facebook, VK, Picasso/Universal Image Loader, Pull to Refresh Library ► Project build Maven, Ant, Gradle ► Source control management TFS, Git, Mercurial ► Project management system Jira, Redmine, Mantis

    Associated with: MainSoft LLC

    $25.00 /hr
    193 hours
    5.00
  9. abhinand vnair

    abhinand vnair Agency Contractor

    Director & Senior Developer(Codeigniter, Wordpress and PaymentAPI )

    India - Tests: 1 - Portfolio: 65

    I am a senior Dev with hands on experience in opensource technologies and other corporate level technologies like IOS. I have worked on many different complex projects and gained better skill in the field of information technology. I am able to satisfy all the clients who had given me opportunity to excel and expose my skill set. Also apart from pure development perspective, i am good enough to take part in product management, marketing and other point of sale areas. I firmly believe that the economic profit to clients should be the first and foremost aim for any company/freelancer because which in turn allows the client to focus more on business and move high.

    Associated with: aTeamIndia [API,Paypal, Wordpress, Codeigniter, Recurly, AWS]

    $14.00 /hr
    842 hours
    4.91
  10. Oscar Rendon

    Oscar Rendon

    Ruby/Rails, JavaScript, Elixir/Erlang

    Colombia - Tests: 6 - Portfolio: 2

    Experienced Software Engineer, operating on the entire software life cycle, from conception to product release. Solid background on software design and software architecture. I've worked with C#/.NET stack, but now I mainly working with Ruby and Elixir/Erlang. I have a significant interest for most functional languages like Clojure, Haskell, Elixir/Erlang (plus Golang), Current Toolkit: Ruby, Javascript, Elixir, Erlang/OTP, AWS. Approach: Component based, test driven, results oriented, collaborative environments. Research/Interest Areas: Distributed Systems, Functional Programming, Data Science, Healthcare IT. I'm also co-organizer of Ruby Medellin meetup, Rails Girls workshops and RubyConfCo conference. My github profile: https://github.com/orendon

    Groups: Engine Yard Ruby on Rails Professionals Network

    $50.00 /hr
    260 hours
    5.00