Top Upwork Freelancers

Clear all filters
  1. Aliaksandr Trutchanka

    Aliaksandr Trutchanka Agency Contractor

    iOS/Android (cocos2dx) mobile developer

    Belarus - Tests: 1 - Portfolio: 13

    I'm mobile developer with 9+ years of experience (5+ in mobile). My specialisation is 2D iOS and Android mobile applications (usually games) based on cocos2d-x engine for iOS and Android. I use my own custom tool libraries to speedup app development. They extends cocos2dx functionality and contains the following: - localisation tools (UTF8 and UTF16); - iAPPs cross-platform support; - local notifications cross-platform support; - ads sdk wrappers and manager; - Flurry support; - Network game services support (GC); - resource control extensions; - UI extensions for cocos2dx; - time management,file managment and other utility tools. I will happy to help you to create your 2D mobile app with the best price-quality ratio!

    Associated with: League of Independent Developers

    $25.00 /hr
    2,465 hours
    4.36
  2. Volodymyr S.

    Volodymyr S. Agency Contractor

    Senior front end developer (HTML, JavaScript(Angular, Ionic), Flex

    Ukraine - Tests: 2 - Portfolio: 3

    Over last 9 years I have been working in IT. Last 3 years I have been developing on JavaScript (angularjs, ionic, knockoutjs, backbonejs, jquery, jqueryUI, jquery mobile, google maps API etc) Before javascript I developed 6 years on Flex and ActionScript. I have been working on more than 10 projects (big teams) for big companies (from Great Britain, USA, Canada, Belgium) Small knowledge of Java, PHP, SQL. Have experience in SIP/Wowza/Red5/AMS/AMG

    Associated with: TSF Solutions Agency

    $27.78 /hr
    4,291 hours
    4.95
  3. Richard Morrison

    Richard Morrison Agency Contractor

    MS SQL DBA Optimization, Clustering, Mirroring, Replication, TSQL

    United Kingdom - Tests: 4

    Certified Database Administrator with over 10 years experience working with SQL Server 2012, 2008, 2005, 2000, 7.0 and 6.5. My proven skillset, has enabled me to work alongside and provide consultancy to Architecture and Development teams. My objective is to use my experience to bring creative and robust solutions to businesses that requires a SQL Server Database Administrator/Developer. Skillset - Windows and SQL Server Clustering, TSQL, DTS, SSIS (ETL), SSRS, Performance Tuning/Optimization & Transactional ReplicationI also have 'real world' experience implementing backup, maintenance and disaster recovery strategies across multiple data centres.

    Associated with: DBTECH SOLUTIONS

    $50.00 /hr
    2,448 hours
    4.99
  4. Mahfuz Ahmed Khan

    Mahfuz Ahmed Khan Agency Contractor

    Full-Stack App Developer

    Bangladesh - Tests: 8 - Portfolio: 6

    Over the last 4 years, i have developed many websites and mobile apps. But more importantly i was able to keep pace with fast changing software technologies. I started with codeignitor, html4, jquery but now my workflow consists of laravel5, html5, angularjs, node.js. Just as web platform i am also passionate about mobile apps. Since 2012 i have been developing android apps using android sdk. But over the last year, i have shifted my focus towards Xamarin platform which provides a great way to develop both android and ios apps. Both c# and Mono .net is very powerful and provides native like performance for apps. My design and architectural sense help me write smart and maintainable code. Design sense also helps me develop interesting and intuitive user interface and so i can suggest my clients important issues regarding UI and UX. Testing is also an integral part of my workflow. All of my backend and most frontend code are unit tested. And i can also do full integration tests where applicable.

    Groups: Bluehost Developers and Designers, Corona Labs...

    Associated with: Dream Team Los Angeles

    $15.00 /hr
    1,430 hours
    4.94
  5. Gofur H.

    Gofur H. Agency Contractor

    pro*C/C++, plsql, CSS, PHP, flex, AS3, Oracle, Ajax, OOP, C#, .NET

    Czech Republic - Tests: 12 - Portfolio: 5

    Over the last 10 years, I have developed a wide range of websites using HMTL,DHTML,CSS, PHP, flex, actionscript including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I also have solid skills in the following areas: MySQL, PostgreSQL, Oracle, Plsql, Interbase Pascal/Delphi, JDK 4,5 and 6JEE 5, c/c++, Pro*c, Web Services SQL, Ajax, OOP, and software design and testing.

    Associated with: Wise solutions

    $38.89 /hr
    1,454 hours
    4.99
  6. Roney B.

    Roney B. Agency Contractor

    Solution Architect for mobile, web based and SAP applications

    India - Tests: 5 - Portfolio: 2

    I am a Solution Architect with entrepreneurial skills. My skill sets are around niche technology areas and I particularly expertise in solving complex solutions (technology and business) and solve bottlenecks for business. I have worked with SAP for almost 10 years and have lanscaped, designed and perfected heterogenous systems and Enterprise Application Integration. Identity Management, HANA is one more area where I excel. Allow me to serve your technology needs and boost your business. My expertise in relevance to the current technology suites run around various Java Script Frameworks, web applications, REST API, OAuth, Rails, Java/J2EE, CakePHP, etc.

    Associated with: Vertmac Technologies LLP Agency

    $70.00 /hr
    1,651 hours
    5.00
  7. Stephen Underwood

    Stephen Underwood Agency Contractor

    Unity Developer

    United States - Portfolio: 2

    I'm a Unity3D developer that works as part of a small, but talented, team to bring projects from conception to launch. My specialty is mobile development for casual games that contain social and ad network monetization strategies. A few of the things I've done recently are: - Create RPG Leveling System - Create Ranking/Leaderboard System - Create In App Purchases - Ad Network Integration - Analytics Integration - A/B Testing SDK Integration - Social Feature Creation & Integration - Multiplayer Creation Using Photon - Extensive Game Polish Through Animation, SFX, and PFX Integration The senior members of my team have over 20 years of experience in developing games, and I call on them as a problem solving resource on issues I haven't faced before. As a result I work on both small and large projects with client teams or my own team as needed.

    Associated with: Robot Sea Monster Games

    $20.00 /hr
    1,532 hours
    5.00
  8. Pavlo H.

    Pavlo H. Agency Contractor

    Professional .NET developer ASP.NET, MVC, EF, SQL, JS

    Ukraine - Tests: 3

    Specialist in the field of IT technologies with 8+ years experience. A Software Developer with over 5 yrs commercial experience in the web/internet area primarily with ASP.NET and SQL Server. 3 yrs - DeskTop application. Within this area has successfully completed a number of different commercial projects. As a result of working on a variety of projects both within a team and individually using emerging technologies such as .NET 2.0/3.5/4.0/4.5 has the necessary skills and experience to work in areas of web/internet development. • Good insight into design patterns and designing applications using an OOPS • Experience of developing business applications using in C#/VB, . Net ramework, ASP.NET, ASP.NET MVC, Web Api, WPF, WCF, ADO.NET, LINQ, EF, AJAX, JavaScripts • Experienced working with Git, Perforce SVN, TFS • SQL programming experience, wrote back-end Procedures, Functions, Triggers and query optimization techniques • Experience in implementing reporting using Crystal and Microsoft Reports • Experience integrating open source tools and libraries in the .NET application project • Experience in front-end level: AngularJs, jQuery

    Associated with: SmartApes

    $30.00 /hr
    1,658 hours
    5.00
  9. Alexey Shestakov

    Alexey Shestakov Agency Contractor

    Senior Programmer/Developer

    Russia

    I'm passionate about games application. I have been successfully developing MMO FPS "stalker-online" for more than last year from the start of project. I'm working on all of basic mechanics and tools to create interesting game process and productive work of game designers. Also i have a more than 6 years experience in network administration, that allows me to create network stable code. More than wich, i have a small experience in game design to help designers create an interesting mechanics. I'm experienced in C#, Python and familiar with BigWorld Engine and Unity.

    Associated with: PyPie

    $20.00 /hr
    1,362 hours
    4.85
  10. Anna M.

    Anna M. Agency Contractor

    Senior web developer

    Russia - Tests: 1

    Full of enthusiasm, motivation and energy, I'm ready to invest my 5 years of experience in web development for the best accomplishment of your projects. I have working knowledge of PHP and its Frmeworks, especially CodeIgniter, Zend, Yii etc. I'm strongly familiar with MySQL databases and know how to deal with SQL injections. Moreover, my creativity and deep understanding in front-end development have always supported me in building eye-catching and awesome interfaces and design. Currently, I'm looking for long-term and full time cooperation on trustworthy basis ;)

    Associated with: IS

    $15.00 /hr
    1,585 hours
    4.99