Top Upwork Freelancers

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  1. Martin P.

    Martin P. Agency Contractor

    Mobile Applications Architect

    United States - Tests: 3 - Portfolio: 8

    I am a professional iOS developer. I provide high quality development services for iPhone and iPad. I have more than 4 years of professional development and more than 10 apps submitted to the Appstore. I create a project plan for every project and I always keep the client up to date with the project progress. I have the knowledge to build an app from the ground up and to submit it to the Appstore. My work is a synonym for quality !!!

    Associated with: Samsourcing

    $44.44 /hr
    433 hours
    5.00
  2. Alexander G

    Alexander G Agency Contractor

    Software Developer

    Armenia - Tests: 5 - Portfolio: 6

    Professional Experience 02.2013 to present Simply Technologies Position: Senior Software Developer Yerevan, Armenia 02.2008 to 02.2013 Macadamian AR Position: Senior Software Developer Yerevan, Armenia 08.2006 to 02.2008 Synopsys LLC (SEG Department) Position: Software Developer Yerevan, Armenia 08.2002 to 06.2004 HPLA LLC Position: Software Developer Yerevan, Armenia Projects Yidio video search engine Mac OS Snow Leopard 10.7, Objective C, Xcode 4.5.2, iOS SDK 5.0+ Implementing Yidio application for iPhone. Yidio is the platform for the discovery, consumption, and socialization around entertainment and digital media. Blackberry 10 support for Titanium Studio Windows 7, QNX QDE, v8 JavaScript engine, BB Cascades Porting the Titanium Mobile SDK codebase to BB10. CorelDraw X6 version maintenance Windows 7, VS 2010 Development and maintenance. FAA NAS Voice Switch Linux Fedora 14 with QT 4.7 Implementing SIP extension based on SIP stack from Media5. Cisco Umi telepresence extension for mobiles MacOS 10.6, Java, iOS SDK 3.2+ Implementing Cisco Umi telepresence extension for iPhone/iPad. Flip Share Project on Android and BlackBerry devices Windows XP, Java, Eclipse IDE 3.4.2, Android SDK 1.5, BlackBerry JDE Video streaming. Web client UI design and implementation for Android and BlackBerry devices. Human resource time-tracking system extension Windows XP, C#, WCF/WPF, VS2008, SQL Server 2005, SVN Team lead of 3 resources. Design and development of desktop extension of existing web-based time-tracking system. ChoiceStream, Web Recommendation Manager Windows XP, Linux, Aptana Studio, Ruby on Rails, JavaScript, RSpec, Selenium, Tomcat, Mongrel, MySQL, Perforce Secured website development, test automation. Handling technical design issues. Nortel PC Client AS5300 Services Project Federal Project containing base Nortel PC Client, including new features for federal purposes. Nortel PC Client maintenance Windows, MS VS2003 PC-based application: telephone service, video calling, instant messaging, real-time call disposition, conferencing, file sharing and white boarding. Personal Projects iPhone application development Mac OS Snow Leopard 10.6, Objective C, iOS SDK 3.1 Streaming video client UI design and implementation, based on web services providing by customer. Alarm Clock for iPad Mac OS Snow Leopard 10.6, Objective C, iOS SDK 3.2+ http://itunes.apple.com/us/app/alarm-clock-with-flashlights/id413649717 http://itunes.apple.com/us/app/cool-alarm-clock-day-reminder/id504174371 http://itunes.apple.com/us/app/alarm-clock-day-reminder/id547232326 Compass application for iPhone, iPad devices Mac OS Snow Leopard 10.6, Objective C, iOS SDK 4.3+ http://itunes.apple.com/us/app/compass-pro/id458958949 Speedometer application for iPhone, iPad devices Mac OS Snow Leopard 10.6, Objective C, iOS SDK 4.3+ http://itunes.apple.com/us/app/speedometer-s54-speed-limit/id483710281 Zombie Detector (Smart Camera) Mac OS Snow Leopard 10.6, Objective C, iOS SDK 4.3+ https://itunes.apple.com/us/app/zombie-detector-smart-camera/id552760128

    Associated with: ARARAT

    $16.67 /hr
    155 hours
    4.87
  3. Hany Medhat

    Hany Medhat Agency Contractor

    C#/C++/ASP.Net/PHP/ Professional developer

    Switzerland - Tests: 3 - Portfolio: 4

    Over the last 3 years, I have been developing software applications in different domains like desktop applications for small businesses and websites for different applications. I have experience in the following areas: Object oriented design, design patterns, software architecture, C/C++, C#, ASP.NET, PHP, Zend, MySQL, MSSQL, jQuery and others. My core edge lies in applying my experience and skills to develop software solutions that satisfy various client's needs and to establish solid relationships with my clients.

    Groups: Application Developers Alliance, MailChimp Experts Group

    Associated with: Gioventy

    $27.78 /hr
    2,776 hours
    4.98
  4. Ostap M.

    Ostap M. Agency Contractor

    Java Developer

    Ukraine - Tests: 3 - Portfolio: 3

    I am Java Developer with more 3 years of experience. I have developed many projects using modern frameworks and able to learn new one quickly if needed. Before I worked as team member developing networking client-server application and some web projects using MVC frameworks or plain JSP/Servlets. Languages : Java, Python Technologies : JSP, Servlets, JDBC, Web Services, REST Databases : MySQL Frameworks/Libraries: Spring, Hibernate(JPA) , JUnit, JavaFx, Netty Design skills: OOP, Gof patterns, UML Software Development Methodology: Agile, XP, TDD Tools: Maven, SVN, Git, Jenkins IDE: Intellij Idea, NetBeans Other: HTML, JavaScript, jQuery, XML, JSON, JIRA

    Groups: Corona Labs

    Associated with: Progost

    $22.22 /hr
    189 hours
    4.15
  5. Victor Cernobai

    Victor Cernobai Agency Contractor

    Senior C++ Financial/Trading Software Developer

    Romania - Tests: 2 - Portfolio: 2

    Hello and welcome to my oDesk profile, My name is Victor Cernobai and I am a professional C++ developer exclusively specialized in developing trading (and related) applications. I am in the financial industry since 2009. During this time I have participated in the development of a wide range of modules involving concepts such as high frequency trading, client/server architecture, distributed modules, OOP design patterns, low-latency optimizations, multi-threading, GPU acceleration, IPC, Socket Programming etc. My main IT expertise is C++, but I also do have working experience with Python and C#. Some more details about my expertise: a) API connectivity: Interactive Brokers API, Currenex API, FIX protocol with QuickFIX, IQFeed API, Trading Techologies, CQG, PFGBest, FXCMpro, Hotspot/ITCH, Bloomberg Open API; b) Building financial charts: OHLC, bars, Point and Figure; c) Implementing technical indicators like: Moving Average simple/exponential, MACD, RSI, bollinger bands etc. d) Data storage solutions: MySQL, SQLite, MSSQL, binary files; e) Back-testing and Optimization solutions; f) Trading algorithms: arbitrage algos, mean reversal, trend-following, trendline based etc.; As a freelancer I am only struggling to: a) Apply my programming and trading knowledge to bring higher value to trading applications; b) Be always close to the client; c) Take projects only when 100% confident they can be done on time and on budget; d) Provide the best answers to clients questions; e) Work only with serious clients. Thank you for your time and do not hesitate to ask me for portfolio samples! Best regards, CVI

    Associated with: CVI Trading Software Agency

    $55.56 /hr
    1,065 hours
    4.88
  6. Milos V.

    Milos V. Agency Contractor

    Software engineer for web technologies (PHP/JAVA/HTML/CSS/) EXPERT

    Serbia - Tests: 2 - Portfolio: 5

    During my career I have developed several web applications such as web shops, poll gathering web applications, small websites and others using fololowing technologies :(D)HTML, CSS, PHP, Java , JavaScript, MySql, Adobe Flash etc. Also I am familiar and have experience with software modeling toos such as power designer. In regards to my work history, I have also worked as IT manager for 3 years for Exit Festival's official tourist services and had collaboration with other companies, payment systems, banks and individuals. There I've learned how to lead a team of programmers and web designers and also I received knowledge and experience in business management, bussines processes and routines and how to support them with applications and software in general. My goal is creating top quality software which solves issues, helps in accomplishing tasks in easier quicker and cost effective way and makes things possible such as online shopping, transactions, marketing etc. Therefore I seek opportunities in which I find these challenges. My long term goal is to become the one of the best software consultants/engineers/developers/architects and help businesses grow and multiply with creativity and effectiveness in all their aspects.

    Associated with: WeDoQa

    $27.78 /hr
    1,613 hours
    5.00
  7. Rakshit Menpara

    Rakshit Menpara Agency Contractor

    Node.js Programmer/Architect

    India - Tests: 7

    I have been involved in software development ranging from web applications, enterprise servers and mobile applications over the span of past 7+ years. I see my role in a project as a senior developer, a system architect or a technical consultant. My competency lies in designing and writing complex back-end of enterprise/web/network applications, where reliability is primary goal. I have written applications using Javascript (both client/server side), Java, C# and Ruby in the past. I write well-documented, maintainable code and try to use TDD/BDD and Revision control systems (git, svn, cvs) wherever possible.

    Associated with: Improwised Technologies Pvt. Ltd.

    $33.33 /hr
    3,374 hours
    4.82
  8. Oleksandr K.

    Oleksandr K. Agency Contractor

    Mobile, Desktop and DSP developer

    Ukraine - Tests: 6 - Portfolio: 10

    Over the last years I've been developing apps for iPhone, although, most of the apps I developed are still under NDA. Previously I've been developing DSP solutions (mostly digital image and audio processing algorithms) and industrial control systems. I like iPhone development, as there is some challenge because of the limited processing capabilities, but it is still fun. My core competencies are DSP systems and along with all sorts of non-web apps. I also have experience in the following areas: software architecture, OOP, FPGA-development.

    Associated with: IDAP Group

    $33.33 /hr
    555 hours
    4.76