C Developers & Programmers

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C Job Cost Overview

Typical total cost of Upwork C projects based on completed and fixed-price jobs.

Upwork C Jobs Completed Quarterly

On average, 159 C projects are completed every quarter on Upwork.

159

Time to Complete Upwork C Jobs

Time needed to complete a C project on Upwork.

Average C Freelancer Feedback Score

C Upwork freelancers typically receive a client rating of 4.70.

4.70
Last updated: June 1, 2015
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  1. Stacey Rieck

    Stacey Rieck

    Digital Design Engineer

    South Africa - Last active: 1 day ago - Tests: 3 - Portfolio: 6

    Hi there! I'm a qualified Engineer with a BSc in Electrical Engineering who has been designing digital systems for the past five years. My speciality is in the field of signal processing, I have a solid DSP theoretical background, and have written Matlab/VHDL modules that channelise, process video data, calculate fluid flow and redirect ethernet packets. I am experienced in taking algorithms from papers and implementing them into VHDL or SystemVerilog, using Matlab to check my results. I'm also experienced in programming microcontrollers in C, FPGA board circuit design, and SOC device programming. I am a native English speaker and have formal education in Professional Communication in English. Languages: - VHDL & SystemVerilog - C++ & C - Matlab - Python - Perl & Bash - Java Chipsets: - Xilinx Spartan, Zynq and Virtex FPGAs - Motorola, uBlaze, Microchip and TI microcontrollers Tools: - Modelsim - Matlab and Octave - Xilinx ISE and Vivado - OrCAD and Eagle My Experience Includes: - Working with version control. - Collaborating with others on projects. - Developing documentation. - Working in a Linux environment. - Project management. What I am like as a contractor: - I work thoroughly and systematically. - I take pride in my work. - I communicate clearly. - I am passionate about what I do. I can supply my full resume and references of experience as necessary. I'm in the +2 timezone. Thanks for looking at my profile, and I hope to hear from you soon! Kind Regards! Stacey Rieck

    $47.00 /hr
    4,906 hours
    5.00
  2. Sergey Lalov

    Sergey Lalov

    Corona SDK, iOS, Android Game Developer

    Russia - Last active: 13 days ago - Tests: 3 - Portfolio: 12

    Expert in Lua and Corona SDK. Developing cross-platform mobile apps and games. iOS (iPhone, iPad) and Android. Earned Corona Ambassador title. Advanced skills in making native plugins for Corona Enterprise (Objective-C, Java, C). Using Go and Google App Engine for backend development. Great programming background: C, Python, JavaScript, PHP. Expert in networking: TCP, UDP, HTTP, REST, JSON, etc... Expert in Linux based OS (Ubuntu Server is preferable). Advanced skills in Graphics Design - Photoshop, Pixelmator and iDraw. My website - http://spiralcodestudio.com/

    Groups: Corona Labs

    $55.56 /hr
    658 hours
    5.00
  3. Bosko Ivanisevic

    Bosko Ivanisevic

    Expert Ruby and JavaScript Developer

    Serbia - Last active: 14 days ago - Tests: 3 - Portfolio: 1

    I am a developer with more than 15 years of experience. Started with development of desktop application for technical trading in C++, developed server for algorithmic trading in C++ and continued with web applications in Ruby, JavaScript and Go. This large experience in desktop, server and web applications resulted in great understanding of each layer of development of back-end as well as front-end sides. I am passionate about writing maintainable and readable code with vast experience in various fields of software architecture and development. I am very committed to fulfilling project goals and preserving my 5-star ranking. My skill set include: Backend: * Ruby * Go * JavaScript * C++ Frontend: * AngularJS * JavaScript, jQuery, Ajax, D3 * HTML5 Databases: * Relational: MySQL, PosgreSQL, MS SQL, Oracle * NoSQL: MongoDB, Redis Ruby frameworks: * Rails * Sinatra

    Groups: Application Developers Alliance

    $44.44 /hr
    890 hours
    5.00
  4. Sergey Rogachov

    Sergey Rogachov

    Software Development,optimization, advanced problems solving

    Ukraine - Last active: 2 days ago - Tests: 10 - Portfolio: 2

    Why you should hire me , instead of cheaper alternatives? Because you get what you pay for . Who am i ? I am a software developer, team lead and project manager with more then 19 years in industry. My strong sides are: problem solving, optimization, reverse-engineering skills, focus on client needs, attention to quality and economics of the decisions, deep understanding of computer systems and software architecture. I worked on various projects for different industries like marine transportation, web application for computer-aided learning, mobile applications; security: iClass, rfid, reverse-engineering.

    $44.44 /hr
    472 hours
    5.00
  5. Ian M.

    Ian M.

    Sr. Mobile Software Engineer - iOS, Android, C/C++, Architecture

    Netherlands - Last active: 13 days ago - Tests: 4 - Portfolio: 7

    I'm an experienced mobile developer, iOS and Android; Top Rated oDesk freelancer. I've been working with software development since 2003, in a broad variety of software projects, platforms and languages: firmware, mobile and embedded software, enterprise distributed systems and web applications. I have a strong Software Engineering background, having worked on projects of different sizes, stages and performing different roles across software development, from architecture design and requirements analysis to programming and bug fixing. For the past few years, I've been working with mobile and embedded software, currently mainly iOS and Android.

    Groups: Application Developers Alliance

    $68.00 /hr
    1,129 hours
    4.99
  6. Jiang Jian

    Jiang Jian

    Android / iOS & 3D Developer

    Hong Kong - Last active: 5 days ago - Tests: 6 - Portfolio: 3

    Thank you for attention to my resume. ***** Android Phone & Pad App Devlopment ***** I have 5+ years experience of Android App Developing. * Make full use of many Android UI. * Proficient with Android SDK * Extraordinary skills with Java, MySQL, * Extensive knowledge of various programming dialects (C++, JavaScript, HTML, CSS) ***** iPhone & iPad App Development ******** I have 1+ years experience of iOS App Developing * Make full use of iOS App's UI * Swift language for iOS 8 ***** 3D Application Development ***** i have 3+ years experience of 3D application Development * OpenGL & DirectX on Desktop and OpenGLES on Mobile * Terrain Rendering with ROAM * Shaders(GLSL, HLSL) for Lighting, Texturing, Bump mapping, Parallel mapping. * Navigation in one Building, in small Street, in City with large amount of buildings ***** my speciality as DEVELOPER ***** * Extraordinary interpersonal and communication skills. * Team work adept * Able to perform individually as well * Strong organization skills * Deep knowledge of computer software troubleshooting and debugging * Strong ability to think and act quickly Thanks. Jiang.

    Groups: Application Developers Alliance

    $45.00 /hr
    1,049 hours
    5.00
  7. Dmytro S.

    Dmytro S.

    Web/Software Developer - Java/Flex/Flash/3D/HTML/CSS/JS/Unity3D

    Ukraine - Last active: 14 days ago - Tests: 8 - Portfolio: 2

    Over the last 8 years, I have developed a range of websites using HMTL, JavaScript, Tibco GI, Flex, Flash, Unity3D, Java(JSP, Servlets, Struts, etc.) and MySQL, MS SQL Server, Oracle including sites for startup companies, small businesses and very large CRM applications for bank with world name. 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 good experience in the following areas: 3D development, OOP, SQL, Ajax and software design and testing.

    $38.89 /hr
    2,009 hours
    5.00
  8. Bigyan Shrestha

    Bigyan Shrestha

    Software Engineer

    Nepal - Last active: 15 days ago - Tests: 4 - Portfolio: 2

    I have 2+ years experience in software development as a Software Engineer. * Languages: Java, PHP, Common LISP, C/C++, python * OS: Linux (Redhat, Debian), Windows * Databases: MySQL,Oracle, MsSQL, SQLite, Berkeley DB * Miscellaneous: # HTTP, SOAP, Web services # JBoss, Apache Tomcat, Slide (WebDAV) # Ant, Maven, Bamboo, SVN, CVS, GIT ** Specialties: Research, design, development, and testing of enterprise and desktop applications. Release engineering and tools development more info: http://np.linkedin.com/in/bigee

    $44.44 /hr
    13 hours
    4.94
  9. Jan P.

    Jan P.

    Senior Mobile App (ios/iphone/ipad/Android) & Web Back-end Developer

    Sweden - Last active: 9 days ago - Tests: 7 - Portfolio: 5

    --- Senior Mobile App (iOS/Android) & Server Back-end Developer --- - My Mission - + A good beginning makes a good ending + We have already covered half the distance + Come to the finish - Who am I? - CV : https://docs.google.com/document/d/11XYL_UnZFr32Qm8xgOhJPIy2vGRLg_-bEbjcZQXFJME/edit Site : https://boozer.io + Full-Stack Mobile Apps & Web Services Expert + Full Time support (40~60 hrs/week), Daily progress report & live chat + Long-term relationship contract & Money-back guarantee I am a Senior Software Developer working on Mobile Application Development with extensive experience with the iOS and Android SDK, Objective-C, Cocoa Touch, UIKit, Xcode, Swift, Java. I've been working as an iOS &Android and Web developer for 10+ years since i graduated the university. -- What can I do? -- - iOS/Android Application Development • iOS Native (XCode): Objective-C, Swift, Cocoa Touch, iOS7 & iOS8 Kitkat • Android Native (Studio/Eclipse): Java • Hybrid Apps: Phonegap by Ionic (Angular JS), Cordova SDKs, Xamarin, .NET, JQM, Kendo UI - Web Services Support • Main Tools: PHP, MYSQL, HTML5, DHTML, JQuery, CSS3 (Bootstrap & Responsive & Parallax) • JS Templates: AngularJS(Ionic), BackboneJS, NodeJS(XMPP), RequireJS • Common Templates: WP, Joomla and PHP MVC frameworks : CodeIgniter, Laravel, CakePHP, Yii and Kohana • Ecommerce: Magento, OpenCart, WooCommerce, Shopify and Prestashop • Back-End: JSON-RESTful APIs as well as 3rd Party SDK integration like Parse, Twillio • Services: Cloud, FB, Twitter, LinkedIn, Twitter, Google, Audio/Video (Wowza) Streaming - Other • AppStore submission, testing, TestFlight, Unit Test • Git, SVN, GitHub, bitBucket, bug trackers • UI/UX, Human Interface Guidelines I work as individual, supporting full time. I'm here to analyze your ideas and requirements and offer our vision of project realization. Rough quote will be ready within 48h. If it is acceptable for you, I'll prepare detailed project development plan indicating timeline and budget. I always make sure to bring you upon successive results of highly and creatively qualified results before your deadline and guarantees refunding for any unsuccessful results or issues which are responsible for me. I am seeking an opportunity to become a business partner with long-term relationship forever

    $57.99 /hr
    10 hours
    5.00
  10. Reda Boultam

    Reda Boultam

    iOS/Android Expert

    Netherlands - Last active: 1 day ago - Tests: 4 - Portfolio: 4

    Hi I have been developing software applications for over 10 years. I have developed many software applications in various programming fields for those years. Since 2009, I have been mainly working for iOS/Android applications. My core skills: - iOS/Android application development - XMPP chatting server/client development - Social networking - Video streaming (Wowza, Crtmpserver, Live555, Vlc, FFMpeg, HLS, Youtube) - Voip(Asterisk, Linphone, PjSip, OpenFire, CSipOpen,CsipSimple,..) - Unity3D app and game(AR, VR,..) - Cross-platform application development(Qt, Xamarin, Cocoa,..) I am now seeking opportunities to allow me to furthur develop my skills by developing high quality solutions to clients. I'd like to help the clients to implement their ideas successfully. Thanks

    $55.56 /hr
    11 hours
    5.00