C Programming Jobs and Contests

Are you looking for a stellar C developer? Despite its age, C remains one of the most popular programming languages in the world, but finding the right developer can be difficult. C has been used to write a wide range of software, including operating systems, device drivers, banking software, games, and even GPU-based learning algorithms. The sheer range of projects that C has been used for means you need to find a developer that's familiar with your particular problem.

So how do you find that developer? On Freelancer.com there are thousands of C developers that are available for hire. To find the right one, all you need to do is post the details of your project. Within minutes our talented C developers will see your project and will start responding with detailed proposals about how they would complete your job. Like C, the whole process is fast, efficient, and can scale up if you need it. So why not give it a shot? All posted projects are obligation free, so if you aren't happy with the proposals, you don't need to choose one.
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Project/Contest Description Bids/Entries Skills Started Ends Price (USD)
DRIVER ( .SYS ) I HAVE A DRIVER, THAT THE FUNCTION IS TO RESTORE ALL APIS ADDICTS. IN THE SHADOW TABLE SSDT AND SSDT. MY DRIVER WORKS WELL IN ALL AS WINDOWS VERSIONS ONLY IN 32 BITS, ALREADY IN 64 BITS, THERE ARE SOME PROBLEMS. I NEED AN EXPERIENCED DRIVER PROGRAMMER PLEASE ONLY EXPERT FIXED PRICE 3000 DOLLARS 5 C Programming, C++ Programming, Assembly, x86/x64 Assembler, Windows API May 23, 2017 Today6d 23h $2751
Write some software I need you to develop some software for me. I would like this software to be developed for Linux using C or C++. I need script or tools that will convert pdf to word and pdf to powerpoint in Linux [url removed, login to view] should working web application. 12 C Programming, Linux, Software Architecture, C++ Programming May 23, 2017 Today6d 21h $154
My skin won't display inside my cell in-game I have created a canvas game in JavaScript (jQuery) that uses WebSockets. So here's the issues: After I recently upgraded to a new web client (uses latest protocol version), whenever I select a skin, it won't display inside my cell anymore. Please see the pictures below. Actual result: [url removed, login to view] Expected result: [url removed, login to view] 3 C Programming, Java, Javascript, Python, C++ Programming May 23, 2017 Today6d 21h $23
PPD script, same as Fileice, Sharecash, Dreamcash. -- 2 I need a script same as Fileice, sharecash or dream cash. Script must to have same futures like that websites. Must to have an easy customizable design. 4 PHP, C Programming, PDF, MySQL, JDF May 23, 2017 Today6d 21h $181
PPD script, same as Fileice, Sharecash, Dreamcash. I need a script same as Fileice, sharecash or dream cash. Script must to have same futures like that websites. Must to have an easy customizable design. 3 PHP, C Programming, PDF, MySQL, JDF May 23, 2017 Today6d 21h $150
*Software Engineer Required* I want you to do this project in visual studio and run it there. This project is about data structure. OS must be window. More details in chat... 12 C Programming, Engineering, Software Architecture, C++ Programming May 23, 2017 Today6d 21h $24
[JavaScript] My old web client works but my new client won't work If you're interested in this task, please contact me through PM (private message). I will explain further. 8 C Programming, Java, Javascript, Python, C++ Programming May 23, 2017 Today6d 21h $36
[JavaScript] Something wrong with my function Here's the issue: When I connect to my game > Set a name and a skin (avatar picture) > Click the "Play" button > My in-game cell won't show the skin. It only shows the name, but no skin is displaying. 15 C Programming, Java, Javascript, Python, C++ Programming May 23, 2017 Today6d 20h $39
Need Packets Per Second function for openvpn I need a code that will count the packets flow from the openvpn interface. The code should reside at forward.c file. It will give me an output of PPS(packets per second) [url removed, login to view] at the moment 10 PPS. Openvpn version I want to use 2.3.6. 2 C Programming, System Admin, Linux, Software Architecture, C++ Programming May 23, 2017 Today6d 20h $24
C/C++ Developer for Desktop Software We want to combine 3 crypto currency mining program into 1 program [url removed, login to view] [url removed, login to view] [url removed, login to view] Requirement: 1. Detect if Nvidia GPU is present, if yes, mine with Nvidia; 2. Detect if AMD GPU is present, if yes, mine with AMD GPU; 3. Otherwise mine with CPU; 4. Limit the resource consumption of CPU/GPU to 50% respectivel... 18 PHP, C Programming, Linux, MySQL, C++ Programming May 23, 2017 Today6d 20h $2783
Write some software I need you to develop some software for me. I would like this software to be developed for Mac using C or C++. 8 C Programming, Software Architecture, Mac OS, C++ Programming May 23, 2017 Today6d 19h $967
Coding/Write some software I need you to develop some software for me. I would like this software to be developed for Linux using C or C++. We are looking for a freelancer to complete our last steps in programming our hardware sensors. These are very open, common and have a ready made IDE and libraries, but we need certain aspects optimising such as time stamp, data transfer and packet sending config. We currently have 2 ... 28 C Programming, Linux, Software Architecture, C++ Programming May 23, 2017 Today6d 17h $738
IEEE 802.11p module for RaspberryPI 3 / Linux I need the IEEE [url removed, login to view] (Wireless Access in Vehicular Environments - WAVE) protocol in Linux (RaspberryPI 3) to be adapted. Remote access to Linux (RaspberryPI 3) will be available to perform the activity; After the implementation of the IEEE [url removed, login to view] module, the connectivity will be validated in a cell phone or PC. Candidates with knowledge in Lin... 8 C Programming, Python, Linux, Shell Script May 23, 2017 Today6d 16h $1794
Build of winexe-static for Centos 7 -- 2 I need to get a version of winexe-static compiled against samba at least version 4.3.12. This must work on Centos 7 It must be able to connect to windows servers at least version 2012 using SMBv2 hence why it is samba [url removed, login to view] minimum. 14 C Programming, Linux, Software Architecture, C++ Programming May 23, 2017 Today6d 16h $724
Build of winexe-static for Centos 7 I need to get a version of winexe-static compiled against samba at least version 4.3.12. This must work on Centos 7 It must be able to connect to windows servers at least version 2012 using SMBv2 hence why it is samba [url removed, login to view] minimum. 15 C Programming, Linux, Software Architecture, C++ Programming May 23, 2017 Today6d 16h $823
GSM A7 with gps and analog inputs board we need complete solution FirmWare and Board design based on Atmel and A7 GSM wit GPS module shild Board must have Inputs: 2 x analog inputs (0-5V or 4-20mA or 0-10V or 0-20mA) 1 x RS485 MODBUS ASCII protocol Features: SMS Mode 1. On request to replay values from inputs + gps coordinate and battery/power status in% 2. On settled period to send automatically SMS GPRS Mode To send da... 9 C Programming, Electronics, PCB Layout, Assembly, Circuit Design May 23, 2017 Today6d 15h $184
Graphics Programming using C I need you to develop some graphics programming code for me using C programming. I would like this software to be developed for Windows using C 19 C Programming, Java, Windows Desktop, C++ Programming, Computer Graphics May 23, 2017 Today6d 13h $118
Hire anspom Internet Marketing Specialist spam, virus at my site needs to be removed 24 C Programming May 23, 2017 Today6d 13h $253
UBOT STUDIO ACCOUNT looking for UBOT STUDIO ACCOUNT FOR LOGIN 3 C Programming May 23, 2017 Today6d 12h $155
Add on for VLC media player Please see additional details at: [url removed, login to view] 5 C Programming May 23, 2017 Today6d 11h $259
Project for waleedibrahim92 notice : it must be designed in electrical solidworks and you must now if you do this out of electrical it not be usefull at all because it needs to be auto wiring with electrical and it make BOM and ... need sql files too 1 C Programming, Electronics, Microcontroller, Electrical Engineering, Embedded Software, May 23, 2017 Today9d 11h $20
Contact Form Url Finder Need a Fast and stable software where user: - will load a list of Urls in txt format - select a footprint ( contact, contacto, Kontakt etc ) - launch the software ( multi-threaded ) - the software will have to go to the Url ( [url removed, login to view] ) and find the contact form of the website ( [url removed, login to view] ) - export the found links as txt It is very important that... 14 PHP, C Programming, Software Architecture, MySQL, Software Development May 23, 2017 Today6d 11h $149
C Language project in the c language ,You decide to use a simple measure of graph centrality to determine the important individuals. 30 C Programming, Visual Basic, Algorithm, C# Programming, C++ Programming May 23, 2017 Today6d 10h $103
Update Wordpress Plugin - Only for Experts New plugin name: KACHING - Change code structure (name, folders, files and variables); - Make some simple layout changes; - Insert license system 29 C Programming, C# Programming, HTML, Coding May 23, 2017 Today6d 10h $214
Software Engineer Required -- 2 I want you to do this project in visual studio and run it there. This project is about data structure. OS must be window. More details in chat... 6 C Programming, Engineering, Software Architecture, C++ Programming May 23, 2017 Today6d 10h $39
8 ball pool make a similar game as / 8 ball pool / with all features and tools in unity3d (so ios and android in 1x) budget: $1300 32 C Programming, Game Design, C# Programming, Unity 3D, Game Development May 23, 2017 Today6d 8h $1441
Zybo Board Hardware and software projects with Xilinix 2016.4 I am struggling really badly in understanding the hardware and software co design. I have couple of projects that needs to be done, please PM me for details 5 C Programming, Verilog / VHDL, FPGA May 23, 2017 Today6d 8h $151
Write some software I need you to develop some software for me. I would like this software to be developed for Linux using C or C++. My research is based on linux embeded.. Can you help me in my research? 23 C Programming, Linux, Software Architecture, C++ Programming May 23, 2017 Today6d 8h $2404
Integrate OKPAY into a website Please read the full description before applying. Im looking for someone that can integrate OKpay payment processor into a website. I need that this website is able to receive and send payments using OKpay. This website its custom made, its not a script, the DEVs who create this website for me are unavailable atm to do this integration for me, so thats why im looking for someone here. Th... 46 PHP, C Programming, SQL, HTML May 23, 2017 Today6d 8h $404
Tweak in Assembly very simply an executable (using Ollydbg, etc) I have an exe program (assembly only, no code) and I want to change a bit its behavior; it should be tweaked in Ollydbg, etc and then saved as new. (Nothing illegal, as you will see proof.) Just change conditions for a couple of jump instructions in ASM. Calling this reverse engineering would be too much; if you know what to do, it should take less than 10-15 min. ##### Deliverables: ... 17 C Programming, Embedded Software, Assembly May 23, 2017 Today6d 7h -
dataflow programming - 23/05/2017 04:56 EDT I don't think C wouldn't be the ideal language to explore that paradigm. please see the attachment. - So I think you will have to do a new report to match it with you programming language and how you explain it. As part of this assessment item, you are required to do the following: 1. Research this topic in depth. 2. Implement any software to demonstrate or explore the topi... 6 C Programming, Algorithm, Database Administration, Database Programming, Database Development May 23, 2017 Today6d 7h $81
esp32 for a ili9341 display / xpt2046 -- 2 i need a working code for esp32 for a ili9341 display / xpt2046 to display a 16 bit picture from array and get touch position 8 C Programming, Electrical Engineering, Embedded Software, Mechatronics, Arduino May 23, 2017 Today6d 6h $202
Unity Share To Social Network using Share Intent I want a button to share text from Unity to Social Network using Share Intent in Unity. However, this must have a function to post to Facebook timeline with automatically text which is set from code like the image attached below. 20 C Programming, Mobile Phone, Android, Unity 3D May 23, 2017 Today6d 6h $94
esp32 for a ili9341 display / xpt2046 i need a working code for esp32 for a ili9341 display / xpt2046 to display a 16 bit picture from array and get touch position 5 C Programming, Electrical Engineering, Embedded Software, Mechatronics, Arduino May 23, 2017 Today6d 6h $268
dataflow programming I don't think C wouldn't be the ideal language to explore that paradigm. please see the attachment. - So I think you will have to do a new report to match it with you programming language and how you explain it. As part of this assessment item, you are required to do the following: 1. Research this topic in depth. 2. Implement any software to demonstrate or explore the topi... 5 C Programming, Algorithm, Database Administration, Database Programming, Database Development May 23, 2017 Today6d 6h $112
Private Runescape Bot I am looking to develop a private bot for the online game Runescape. Many public bots exist but I am looking for a private one for private use. This will require the game/character to run at a high level of efficiency, full automated, and avoid in-game ban detection. More details available upon request. 18 C Programming, Java, Web Security May 23, 2017 Today6d 4h $10101
Need website in asp.net I want to develop Loan- finance website for small business. It is a small website. I also need EMI Calculator,Eligibility Calculator,Affordability Calculator in website. All Content of website i provide you. 62 C Programming, Javascript, .NET, ASP.NET May 23, 2017 Today6d 2h $896
NUEVOS TALENTOS SE DESCUBRE NUEVOS TALENTOS 11 C Programming May 23, 2017 Today2h 36m $20
DRIVER FOR WINDOWS I HAVE A DRIVER, THAT THE FUNCTION IS TO RESTORE ALL APIS ADDICTS. IN THE SHADOW TABLE SSDT AND SSDT. MY DRIVER WORKS WELL IN ALL AS WINDOWS VERSIONS ONLY IN 32 BITS, ALREADY IN 64 BITS, THERE ARE SOME PROBLEMS. I NEED AN EXPERIENCED DRIVER PROGRAMMER PLEASE ONLY EXPERT FIXED PRICE 3000 DOLLARS 12 C Programming, Assembly, x86/x64 Assembler, Windows API May 23, 2017 Today6d 2h $2658
Scrap Linkedin data in Bulk *********PLEASE READ BEFORE BIDDING************ You must have linkedin Paid Account... Rate is fixed:- $150 for 150k data. NO NEGOTIATIONS STRICTLY When you bid please write - "I am agree with rate and have paid account to give bulk data" I need someone who owns his/her paid account with unlimited access for LinkedIn. I need these fields must:- First Name,Last Name, email,... 14 PHP, C Programming, Web Scraping, C# Programming, Linkedin May 23, 2017 Today6d 2h $101
Write some software I need you to develop some software for me. I would like this software to be developed for Windows using C or C++. it's a small mini project i need it about data structure 37 C Programming, Windows Desktop, Software Architecture, C++ Programming May 22, 2017 Today6d $27
C programming C program 37 C Programming May 22, 2017 May 22, 20175d 23h $25
Write C software on Pi device linux please read attached file for document. need to know C programming and how pi works. need to know https://dnscrypt.org. and how to compile on linux server and on PI device. 8 C Programming, Software Architecture, Embedded Software, May 22, 2017 May 22, 20175d 23h -
Ethereum Developer We want to build a simple online marketplace 13 C Programming May 22, 2017 May 22, 20175d 22h $958
Make a bot that can post to certain sites automatically and delete old posts -- 5 Do not Auto bid. No bids over $100. Repeat NO BIDS OVER $100 Must be able to start on project immediately Must have read the whole project and the attached details. - Please refer to attached document for details - Can be made in any language as long as it's able to be used in windows - You must bid with an accurate hourly rate 12 C Programming, Java, Visual Basic, C# Programming, C++ Programming May 22, 2017 May 22, 20175d 20h $96
Write some Software Jonathan Siennicki - Bulk Cpanel Account Manager 15 PHP, Perl, C Programming, Javascript, Delphi May 22, 2017 May 22, 20175d 19h $639
[JavaScript] Function won't update its user role prefix and color I have developed a canvas game written in Javascript. When you execute the /login <password> command in-game, a user role prefix is supposed to display in your nickname (for example: [Owner] <username>). The nickname color is also supposed to change to a different color. For some reason this won't work. 9 C Programming, Java, Javascript, Visual Basic, C++ Programming May 22, 2017 May 22, 20175d 19h $47
Hire a Programmer I am looking for a freelancer to help me with my project. The skill required is Programming. I am happy to pay a fixed priced and my budget is $50 - $100 USD. I have provided a detailed description of the project in the uploaded files. 25 PHP, C Programming, Software Architecture, Statistics, Programming May 22, 2017 May 22, 20175d 18h $173
Entry Level Antivirus needed in Dot Net We need very basic, simple antivirus developed, with minimal functionalities. 12 C Programming, .NET, C# Programming, Software Architecture, C++ Programming May 22, 2017 May 22, 20175d 17h $2577
Convert CppUnit Tests to Modern C++ Unit Test Framework I have several hundred CppUnit tests that are used in a training course. I am having trouble getting these to run with latest versions of Visual Studio. Rather than fix them, I would like to convert them to CppUTest, a more modern C/C++ unit testing framework. I have the almost exactly the same tests in C# and Java that can be run and used for determining the expected output of each test. Becau... 10 C Programming, C++ Programming May 22, 2017 May 22, 20175d 16h $172
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