Top Upwork Freelancers

Clear all filters
  1. Kostia B.

    Kostia B.

    Python developer

    Ukraine - Last active: 25 days ago - Tests: 4

    Over the last 5 years I've studied Computer Science at Kyiv National Taras Shevchenko University. During this time I took part in a final and a semifinal of All-Ukrainian Student ACM Olympiad, two finals of All-Ukrainian Programming Contest (one of them I won). Worked as an outsourcer for one German company for one year. My obligations were to develop XQuery/XPath scripts for a big framework, based on Web-Harvest. Also I have prepared a number of presentations for talks on scientific and introductory Python.

    $22.22 /hr
    3,312 hours
    5.00
  2. Arif uzzaman

    Arif uzzaman

    Swift, Objective-c,Xcode,Angular JS, Asp.Net Web API,WPF, MEF, Android

    Bangladesh - Last active: 30 days ago - Tests: 17 - Portfolio: 3

    8 years background in diverse facets of c#.NET development with mobile development experience of 3+ years (Swift, Objective-C, Cocos-2D/3D, Android), encompassing analysis, design, development, and execution of business applications. In-depth knowledge of various platforms, software systems, and servers. Extensive programming experience using WPF with MVVM pattern and MEF and PRISM framework, asp.net, Objective-C, Android, MSSQL Excellent communication skills with strong background working directly with coworkers and clientele to identify business objectives and establish requirements.

    $15.00 /hr
    173 hours
    4.81
  3. Dragan Savic

    Dragan Savic

    QA Engineer

    Serbia - Last active: 3 days ago - Tests: 4

    Education - Master degree in Computer Sciences and Information Technologies, Faculty of Technical Sciences, Novi Sad, Serbia Area of Expertise - Quality Assurance: Manual testing: • Reviewing user interface • Reviewing software behavior and logic • Documenting any flaws (bugs, layout and workflow issues) • Suggesting improvement options • Cross-browser testing (Firefox, IE, Chrome, Opera, Safari) Automation testing: • HP QTP • Selenium (JET framework) Bug tracking systems: • JIRA, Redmine, Lighthouse, OnTime, adaptable to any Documentation: • Writing test plans • Writing test cases Familiar with: C#, ASP.NET 2.0, 3.5, Win Forms, Web Services, C++, MS Visual Studio, Borland C++ Builder, Java, JSP, Servlets, EJB 2.0 , Web services, JasperReports / iReport, Silverlight 4, Flex 4, HTML, MSSQL, MySql, Sybase – Power Designer, SVN, XML schemas, DirectX, MS Office and all other basic computer programs. Experience Three years working as a QA – manual testing (freelancer): September 2011 - Present :: Quality Assurance on projects with customers all over the world during this period as freelancer February 2013 - April 2013 :: QA - Test Specialist for "ates nearsourcing" company Other working experiences: March 2008 - November 2008 :: Technician specialist in Information Technology for "Telekom Srbija" company January 2009 - February 2010 :: Software Developer (freelancer) July 2010 - March 2011 :: Software Developer for RT-RK company

    $20.00 /hr
    5,144 hours
    5.00
  4. Pradipsinh Vadher

    Pradipsinh Vadher

    Web & Software Developer. Hardcore Coder. Full-time Freelancer.

    India - Last active: 2 days ago - Tests: 3 - Portfolio: 13

    I write the code which is easily readable, modern, clean and well-commented. Optimized for better performance, security and memory management. As of April 2013, I have total 3.4 years of experience as PHP Developer in Facing Solution in Jamnagar, IN. During this time I worked on several websites using PHP & CodeIgniter. I also made Android & J2ME apps for websites. I specialize in several programming languages. I have developed hundreds of desktop applications using C-Win32, VB and C#, firefox extensions+scripts using JavaScript and mobile applications+mods using J2ME. What I offer: • Web Development using PHP, CodeIgniter, JavaScript, jQuery, HTML5, CSS3, JSP, Servlets. • Web Scrapping from any site to MySQL, Excel, XML. Highly accurate and fast bot run on top of browser for data extraction. • Firefox, Chrome, Opera and Internet Explorer userscript extension/addon development using JavaScript. • Firefox extension/addon development using XUL. • Windows Software Development using C#, Visual Basic (6, .NET), C++ (Win32), C • Cross-platform Software Development with Java, Mono.NET. • Linux Software Development with Gambas2. • Mobile Application Development using Android, J2ME.

    $29.99 /hr
    996 hours
    5.00
  5. Alexander I.

    Alexander I.

    C++/C# Developer

    Ukraine - Last active: 4 days ago - Portfolio: 4

    Software developer with 6 years experience and excellent feedbacks. Skills: C# (3 years), WinForms, Linq, ADO.Net; C++ (3 years), VCL, STL, WinAPI, Winsock; SQL, VB, HTML, Java Script, AutoIt, Autohotkey. Additional Info. Approach to tracking / billing time. I track only actual working time, so you'll not see screenshots unrelated to the job, but full working day is considered 3 hours (charged accordingly 3*16$, not 8*16$).

    $16.00 /hr
    928 hours
    4.97
  6. Anton Z.

    Anton Z.

    iOS Expert (iPhone / iPad) Swift

    Ukraine - Last active: 1 day ago - Tests: 15 - Portfolio: 11

    The last 5 years, I am developing applications for iOS mobile devices (iPhone / iPhone5 / iPad / iPod Touch). I love my job and it gives me great pleasure. I have developed different types of applications, such as services for shopping and discounts, applications of management and statistics, personal trainers, games. I also have extensive experience in web development (php, mysql, js , jQuery, ajax, html ,css etc). So if you need a full service / product (web app + ios app) - I'll happy to do it :)

    $39.99 /hr
    2,363 hours
    5.00
  7. Dmitri Knyazev

    Dmitri Knyazev

    Delphi Programmer

    Russia - Last active: 1 day ago - Tests: 4

    I am 42 years old, my total programming experience is more than 20 years. Programming has been my only source of income all these years. I have an experience in ASM, C, C++, HTML, JavaScript, PHP, MySQL, but my favourite language is Pascal. Delphi programming experience last 14 years (Deplhi 3 was my first IDE). More than 30 finished projects since 2000 on Delphi in a different areas of life : - supervisory control and data acquisition software - checkers game software - gambling machines (including 3D graphics) sotfware - www parsers, bots, checkers e.t.c. - databases (MySQL)

    $19.44 /hr
    420 hours
    5.00
  8. Vishal D.

    Vishal D.

    An independant Mobile Apps consultant

    India - Last active: 1 day ago - Tests: 2 - Portfolio: 4

    Highly skilled mobile apps developer, specialized in iPhone/iPad , Android * Daily updates on work * Skype contact everyday for updates * After work support * Experienced complete mobile app development life cycle ( till app store submission) "you should continue with your style to ask questions and to question things you don't think is a good solution! It really make you stand out from your fellow countrymen!" - Thats what my clients say about me :)

    $16.67 /hr
    3,685 hours
    4.99
  9. Alessandro Z.

    Alessandro Z.

    Software engineer - Mobile Expert

    Brazil - Last active: 5 hours ago - Tests: 4

    I am a software engineer, with 5+ years of experience developing iOS (Swift and Objective-C) and Android (Java) apps, and also with a strong experience with Unity3D, developing 2D and 3D desktop/web/iOS/Android games, with 20+ games/3D applications shipped. I also have experience in the following areas: C, C#, Java, Swift, Objective-C, Javascript; Network communications, REST; SIP, PJSIP, Asterisk; Git, Subversion; Android, Eclipse, JNI, ActionBarSherlock; iOS, Xcode; Windows Phone; Unity3D, 2D Toolkit, NGUI, prime[31] plugins, native Unity3D plugins for both iOS and Android; Project management, testing; Linux, MacOS, Windows; Hope to talk to you soon, Thank you!

    $25.00 /hr
    141 hours
    4.87
  10. Anton F.

    Anton F.

    Web Developer

    Belarus - Last active: 1 month ago - Tests: 1

    Ruby on Rails - since August 2011 to present day - over than 12 projects Included - HTML5, Javascript, AngularJS, jQuery, CSS3, SASS, CoffeeScript ,Slim, Haml, MySQL/Postgre/SQlite, Sphinx, Solr I really like working with Ruby on Rails, but nonetheless I like tasks included clientside technologies. Because either frontend and backend can contain difficult problems. And solving difficult problems is most interesting part of the programming.

    $16.67 /hr
    25 hours
    5.00