C Developers & Programmers

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

Upwork C Jobs Completed Quarterly

On average, 206 C projects are completed every quarter on Upwork.

206

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 4.73.

4.73
Last updated: July 1, 2015
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  1. Stacey Rieck

    Stacey Rieck

    Digital Design Engineer

    South Africa - Last active: 19 hours 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
    4,932 hours
    5.00
  2. Daniel Vieira

    Daniel Vieira Agency Contractor

    Software Developer

    Brazil - Last active: 1 month ago - Tests: 3 - Portfolio: 1

    I've been working over the last few years with technologies such as Google Dart,Polymer,HTML5,CSS3,Java,PHP,Javascript,D language,Objective-C,iOS,Android,C#,C,C++ and Delphi. I have developed web projects (frontend and/or backend), as well as mobile and desktop software. This year I'm back to college to finish my Computer Engineering course which I once stop due to family matters at the time.

    Associated with: Fable Factory

    $40.00 /hr
    581 hours
    4.96
  3. Andrew Balling

    Andrew Balling

    Systems Software Engineer/Analyst

    United States - Last active: 12/31/2013 - Tests: 4

    I am an experienced software professional with a diverse background. I have experience in developing standalone, server-side, GUI, and web applications using a variety of languages and frameworks. I am looking for opportunities that will provide challenges in any of these areas, and also those that would allow me to explore new fields. I am self-motivated and determined to design robust and efficient solutions in my work.

    Groups: Crossrider

    $55.56 /hr
    1,358 hours
    5.00
  4. Piotr S.

    Piotr S.

    Programmer / Developer

    Poland - Last active: 11/04/2014 - Tests: 4 - Portfolio: 6

    I have been working in Ruby on Rails for more then four years. Actually I'm working toward PhD degree in Computer Science (polynomial interpolation) and Philosophy (logic). My publications: Kozera, R., Noakes, L., Szmielew, P.: Length Estimation for Exponential Parameterization and ε-Uniform Samplings. In: Huang F., Sugimoto A. (eds.) PSIVT 2013 Workshops. LNCS, vol. 8334, pp. 33–46. Springer-Verlag (2014) Kozera, R., Noakes, L., Szmielew, P.: Trajectory estimation for Exponential Parameterization and Different Samplings. In: Saeed, K., Chaki, R., Cortesi, A., Wierzchoń, S. (eds.) CISIM 2013. LNCS, vol. 8104, pp. 430–441. Springer-Verlag (2013) I'm also teacher at Coder's Lab where I teach Ruby and Rails and in Warsaw University of Life Sciences, where I teach: - history of science - logic In past I've teached: - computer networks - security of computer networks - logic (at Warsaw University) I currently don't have much free time - so I'm actually available for only few hours per week (more like consultant then developer). Skills: Ruby on Rails 2/3/4 Ruby 1.8/1.9/2.0 (a lot of gems) Nginx / Apache + Passenger configuration Balsamiq mockups usage Mathematica Feel free to look at my github account: https://github.com/esse or my RoR website: http://roflcopter.pl

    $55.56 /hr
    278 hours
    5.00
  5. Awni H.

    Awni H.

    Experienced Team of Game,Mobile App,C#,GPS,iOS,Android Developers

    Jordan - Last active: 1 day ago - Tests: 11 - Portfolio: 7

    Member of the Application Developers Alliance 10+ years in C#, ASP.NET, AJAX, Java Script, VB.NET, Web, GPS, Vehicle Tracking, SQL Sever, SQL Server Compact, and Windows Mobile development. More than 10 years of experience in software development, as technical team leader, system analysis, and project management. We have extensive experience in Social Networks, Minimum Viable Products, and start-ups. Our team excels in the following areas: - .NET( C#, ASP.NET, VB.NET, LINQ, Entity Framework), Java - Mobile Development( Android, Android SDK, iOS, Objective-C, BlackBerry, Windows Phone, PhoneGap, ExtJS, HTML5, xCode, Titanium/Appcelerator) - Game Developement( Android, Android SDK, iOS, Objective-C, BlackBerry, Windows Phone, PhoneGap, ExtJS, HTML5 xCode, Titanium/Appcelerator) - Mapping, GPS, GIS, Google Maps V3/V2, Vehicle Tracking - Server-side applications development - Database(SQLServer, Oracle, MySQL, SQLite) - Database Modelling - Web Development(ASP.NET, PHP, RESTful APIs, JavaScript, AJAX, Web Services) - XML, JSON - Amazon, AWS, EC2, AppHarbor - SVN, TFS, Github 4+ years Android, iPhone, iPad, iOS, BlackBerry, Windows Phone Development.

    Groups: Application Developers Alliance, Corona Labs

    $44.44 /hr
    1,784 hours
    4.68
  6. Alvaro Gomez

    Alvaro Gomez

    Computer vision, Machine learning and pattern recognition expert

    Peru - Last active: 1 day ago - Tests: 5

    M. Sc. in Computer science with a mention in image processing and pattern recognition. Im a Computer vision specialist with over 4 years of hands on experience on a variety of computer vision applications. I have strong background in maths and computer science, research skills in computer vision, senior programmer in C/C++ and Matlab. On the past years i focused on the development of computer vision solutions for real world problems involving extensive research and ground breaking solutions. I have over 3 years experience working with OpenCV and porting image processing solutions to mobile platforms for real time processing. Im very interested in the research and development of a new challenge computer vision tasks including pattern recognition, machine learning and image analysis. I am seeking opportunities to develop and maintain complete computer vision applications, whatever standalone or back-ends for smart websites or light weight solutions for mobile applications.

    $33.33 /hr
    3,800 hours
    4.96
  7. Jeremiah K.

    Jeremiah K.

    Web Developer Volusion,Magento,Bigcommerce,Wordpress

    Philippines - Last active: 19 hours ago - Tests: 15 - Portfolio: 28

    Wanting to create a wonderful working relationship to all my employers. My core competency lies in client services and was also exposed to different activities that will enhance client relationship management, operations and training programs for quality assurance. I scrutinize every angle, triple check all work and perfecting it over-all and going the extra mile to retain client's trust and satisfaction. I am proud to showcase my skills in HTML/XHTML, CSS/CSS3, Photoshop, Javascript, JQuery, MySQL, PHP, FTP, Visual Basic, C, C#, Java, Administrative Support, Content Managing, Web Research and Data Entry. * Magento * Volusion * Wordpress * Bigcommerce I am a full time worker. Sincere, reliable and remarkable professional work is what you'll get.

    $22.22 /hr
    6,731 hours
    4.92
  8. Mohit Agnihotri

    Mohit Agnihotri

    Expert C Protocol Developer

    Sweden - Last active: 23 days ago - Tests: 4 - Portfolio: 5

    Few Professional Projects undertaken at various organisation as part of the organisation. LTE Femto EnodeB Solution: Responsibility included detailed development, testing for the given feature. In addition had opportunity to work in collaboration with end user team in Korea and completed the integration activity on MindSpeed Platform. eGTP-C PSF :This is a project which provides fault tolerant capability to trillium eGTP-C layer. Vested with the responsibility, I provided team with Technical Leadership and mentored all team members and made them aware with technical details of the requirement. In addition I was involved in design, prototyping and development of Code and final testing of the project on various platforms. SS7 & Fault Tolerant Support (TAPA SS7 Protocol Portfolio & DFTHA/FTHA) : Currently acting as Team Lead and heading a team of 4 members which are actively supporting entire SS7 protocol portfolio. My responsibility included guiding and analyzing feasibility for all upgraded related requirements. In addition, I am vested with individual responsibility to provide upgrade and maintenance related requirement for TAPA DFTHA/FTHA solution. Signaling Connection Control par( SCCP)t & SCCPX: Worked as Senior Software Engineer on SCCP & SCCPX protocol development for the Huawei MSX, CSX, ASAU as the end Product. My key responsibility includes the maintenance of the existing protocol stack, optimizing the performance with product integration and developing new features as desired by the product to enter new markets. Transaction capability Access(TCAP): While working on TCAP protocol development for the Huawei USAU end Product, my key Responsibility includes the optimization of the protocol and development of the new features as required by the product. Specialties:LTE Architecture, RRC, S1AP, X2AP, eNodeb Application Development SS7[TCAP/SCCP/SCCPX/MTP3] & Sigtran[SCTP/M3UA] protocol Development Ant, Assembly language,C,C++,Python Build Automation using CruiseControl & Other Open Source Tools

    $44.44 /hr
    58 hours
    5.00
  9. Ankit Pokhrel

    Ankit Pokhrel

    Student | Web Developer | Freelancer

    Nepal - Last active: 1 month ago - Tests: 11 - Portfolio: 13

    A Computer Science Student With a Strong Programming Skills and Over 4 Years of Experience in Web Application Development using different available technologies. Basically interested in Software and Web Application Development, Computer Security and Relational Database Development. Normal Working Hours (Part time - 4 hours) --------------------------------------------------------------- 08:00 PM - 12:00 AM (Nepali Standard Time : +5:45) 02:15 PM - 06:15 PM UTC

    Groups: LoginRadius

    $25.00 /hr
    46 hours
    4.98
  10. Vinit Tiwari

    Vinit Tiwari

    Software Engineer

    India - Last active: 3 days ago - Tests: 3 - Portfolio: 4

    I am a Software Engineer having 3 years of corporate experience working at a MNC. Over these 3 years, I have developed a wide range of websites using HTML, PHP, J2EE. 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: SQL, Jquery, C/C++, and Excel VBA and automation testing.

    $11.11 /hr
    188 hours
    4.98