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: July 1, 2015
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  1. Stacey Rieck

    Stacey Rieck

    Digital Design Engineer

    South Africa - Last active: 16 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
    4,920 hours
    5.00
  2. Stephane Travostino

    Stephane Travostino

    Systems and software specialist

    United Kingdom - Last active: 20 days ago - Tests: 8 - Portfolio: 3

    I like working on anything revolves around the IT ecosystem, and find the most fun in troubleshooting problems and working around strict requirements and deadlines. My peculiarity is discovering the root cause of a problem and working out the best solution in a very short time. I'm a self-taught Linux systems administrator, full stack developer and jack of all trades in systems design and maintenance. I have experience in C and Python programming, software design and management, Linux and Solaris systems administration, and high expertise in maintaining and tuning MySQL databases. I also develop modern and rich web applications with HTML5, Javascript and AngularJS. Other interests in web design, typography and improving team processes and workflows.

    $60.00 /hr
    1,087 hours
    4.96
  3. Sergey Lalov

    Sergey Lalov

    Corona SDK, iOS, Android Game Developer

    Russia - Last active: 14 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
  4. Alex G.

    Alex G.

    PHP, complex algorithms and big data processing guru, C# developer

    Poland - Last active: 16 hours ago - Tests: 8 - Portfolio: 6

    Senior PHP developer, high-load projects. 10+ years of PHP development, team lead experience. 7 years of C# back-end applications development. Working with custom peripheral hardware. Thread-safe and high-load applications. 3 years of C development for MCUs (Atmel controllers, Arduino, etc), custom peripherals, basic electronics and electrics skills. Guru in large data sets processing algorithms and different complex data structures (trees, graphs, etc.)

    $40.00 /hr
    1,650 hours
    5.00
  5. K thomas L.

    K thomas L.

    Analog and Digital Designer - Over 20 yrs. Exp.

    United States - Last active: 6 days ago - Tests: 2 - Portfolio: 2

    Experience in small signal analog design, sensor interfacing, signal conditioning, sensor applications, data capture and analysis, digital design, microprocessors and small FPGA based systems. I have over 20 years experience developing ideas and bringing them through the design process to a finished product. I develop entire systems, including power, mechanical, optical, and software aspects. I excel in small, innovative designs using new technology. I design for durability and dependability coming from a background of experience in designing for harsh environments, high volume production lines, medical, and space applications. I have design experience in serial communications, optical systems, rf communications, programming, DSP hardware and software design, PC board design and technical writing. I offer my services to take your idea and bring it all the way to production, or to fill any need in the process. I am also available for consulting, helping you to refine your ideas into something that is both manufacturable and functional.

    $70.00 /hr
    2,543 hours
    5.00
  6. Philipp Schapotschnikow

    Philipp Schapotschnikow

    Applied mathematician

    Germany - Last active: 1 month ago - Tests: 2 - Portfolio: 1

    Over the past years, I have completed a large number of projects in artificial intelligence and machine learning; computer vision and image processing; data modeling and forecasting; algorithmic software development. In many projects, I developed an algorithm and/or a working prototype for a start-up or a small business. Typical tools include MATLAB and C++; I am proficient in FORTRAN, C and have some experience with C#. I graduated in Mathematics in 2006 from the Technical University in Munich (Germany). Afterwards, I completed PhD in Computation Materials Science at the Delft University of Technology (Netherlands) in 2010, and worked as Scientific Programmer in the field of combustion modelling.

    $100.00 /hr
    76 hours
    4.96
  7. Ouahib El Hanchi

    Ouahib El Hanchi

    Programmer / Developer

    Morocco - Last active: 6 days ago - Tests: 5 - Portfolio: 1

    I am a talented programmer and developer with years of experience and educational training. I am willing to work as a team member and also autonomously for your project. I have also worked for many years of my career as a C/C++ programmer and as a web designer. I also have experience many other programming languages to name a few : Python, PHP, Perl, JavaScript ... And also working with different DBMSs. I got experience also in data entry, data processing and document formatting. I will deliver my best work at a high standard. I look forward to being hired by you for your jobs.

    Groups: LoginRadius

    $50.00 /hr
    11 hours
    5.00
  8. Bosko Ivanisevic

    Bosko Ivanisevic

    Expert Ruby and JavaScript Developer

    Serbia - Last active: 15 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
  9. Sergey Rogachov

    Sergey Rogachov

    Software Development,optimization, advanced problems solving

    Ukraine - Last active: 3 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
  10. Wolfgang Weisser

    Wolfgang Weisser

    Software-developer for over 30 years now.

    Germany - Last active: 6 days ago - Tests: 7 - Portfolio: 7

    Unmoegliches erledigen wir sofort, Wunder dauern etwas laenger. (The impossible we do at once, miracles will take a little longer.) Expertise in C, C++, Assembler, batches, shell-script, sed, awk, perl, python, ruby, PHP, SQL. - developed dozens of client-/server-applications - designed hundreds of DBs and DB-applications - developed thousands of web-scripts, CGI as well as Javascript, jquery and ajax - customized and administrated many CMSs like WordPress, Joomla, Drupal, Typo3 or shop-systems like magento, PrestaShop, zendcart Besides of a lot of experience in modern web-developing based on CMSs, (My)SQL and PHP or Java, python, ruby or node.js I also have got practice for decades in programming with C, C++, Pascal, Modula2 and all kinds of SD(K)-tools as well as all kinds of script-languages like sed, awk, Perl, python, ruby or shell-scripts.

    $45.00 /hr
    36 hours
    5.00