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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Browse Jobs on Freelancer

Project/Contest Description Bids/Entries Skills Started Ends Price (AUD)
Write an Android application this is a simple billing android application which have two button increment and decrement button button and calculate the bill according to number of oreder. 14 C Programming, Java, Mobile Phone, Android, HTML May 27, 2017 Today6d 23h $33
Write some Software LSB-Steganography is a software this will help to send a secret message in image files. The art and science of hiding information by embedding messages within other, seemingly harmless messages. Bits of unused data are replaced by bits of valuable information 6 C Programming, Linux, Shell Script, Socket IO May 27, 2017 Today6d 23h $32
Project for worldc584 Hi worldc584, I noticed your profile and would like to offer you my project. We can discuss any details over chat. 2 C Programming, C++ Programming, , x86/x64 Assembler, SQLite, Swift May 27, 2017 Today9d 23h $212
C linux developer i need good c developer for modify my actual c script. more information in private 27 C Programming May 27, 2017 Today6d 22h $201
*Software Engineer for Data Structure & Algorithm Task* Must Have Experience In Data Structure & Algorithm Tasks 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... 15 C Programming, Visual Basic, Algorithm, C++ Programming, Data Science May 27, 2017 Today6d 21h $42
Hire a C Programmer I am looking for a freelancer to help me with my project. The skill required is C Programming. I am happy to pay a fixed priced and my budget is $250 - $750 USD. I have not provided a detailed description and have not uploaded any files. 40 C Programming, Engineering, Electronics, C++ Programming, Arduino May 27, 2017 Today6d 21h $642
I need online sales management website I need online sales management website i need a web can : - sale (pos) - monthly report - cash statement - debt report. 36 C Programming, Website Design, Codeigniter May 26, 2017 Today6d 19h $340
OS programming skills needed...assembly level/c//C++ need someone to modify source code of reactos for me ...need to change design a bit and logos, branding and make it a bit more stable .... [url removed, login to view] experienced guys only.... 6 C Programming, Software Architecture, Assembly May 26, 2017 Today6d 17h $47
Write some Software I need software for [url removed, login to view] premum [url removed, login to view] detain i upload in [url removed, login to view] first cheek pdf after bird me ! thanks soo much 36 C Programming, .NET, Graphic Design, C# Programming, MySQL May 26, 2017 Today6d 16h $5534
Vivado Xilinix 2016.4 Project (VHDL and C language) Hi I am trying to create custom IP block for the Zybo Hardware using Xilinix Vivado 2016.4. The custom IP needs to poll for the input of the knob (PWM signal) and show it as a value of counter. At the same time, it need to poll for the input of the button as well I need this to be done on urgent basis, so only members who knows VHDL, have worked on Vivado 2016.4 and have the software, bids P... 10 C Programming, Verilog / VHDL May 26, 2017 Today6d 15h $197
Write whitepaper for blockchain project Want a whitepaper writer for blockchain protocol based on ethereum and bitcoin. English native speaker is not must. We can also translate if you are not native. Page volume will be over 16. 21 C Programming, Software Architecture, C++ Programming May 26, 2017 Today6d 15h $1686
Write some software I need you to develop some software for me. I would like this software to be developed using C or C++. Want a whitepaper writer for blockchain protocol based on ethereum. English native speaker is not must. We can also translate if you are not native. Page volume will be over 16. 26 C Programming, Software Architecture, C++ Programming May 26, 2017 Today6d 15h $1561
Duty Cycle Counter Sub Routine I am seeking a code written in structured text per IEC 61131 for a duty cycle protection device. Ultimately, this will be loaded in Modicon Unity, RSlogix, and Schneider’s SoMachine. This code, when loaded into a PLC, will protect a motor from running over its duty cycle. The duty cycle is described as the time a motor is ON divided by the ON-OFF-ON cycle. For example, if the motor is on for... 14 C Programming, PLC & SCADA, C++ Programming May 26, 2017 Today6d 14h $30
program a software Program a pixelator for me please that runs off a monarch that tell them how to act 11 C Programming, C++ Programming, Coding May 26, 2017 Today6d 14h $35
designing VerySimpleCPU 2) There, InstructionSet folder has the description of VerySimpleCPU instructions. Sim folder is where you may work on your assembly programming. VerilogTB is where you may work on your VerySimpleCPU.v. 3) No need for you to write a new assembly program. I have [url removed, login to view] in Sim folder. It tests every single instruction. It even tests... 6 C Programming, Assembly May 26, 2017 Today6d 12h $79
Create some visual studio project files. Hello, This is a simple project. I need some visual studio 2015 project files for some c/c++ projects. There will be 1 solution that contains all the projects and their dependencies. [url removed, login to view] [url removed, login to view] [url removed, login to view] [url removed, login to view] 15 C Programming, C++ Programming May 26, 2017 Today6d 12h $46
Hire a C++ Programmer Need some short term support from a really experienced C++ developer. This is for a blockchain project and there is a deadline in a few days. Want to make sure everything runs well, want to find any issues and fix them. Already have a lead developer for the project, but need some assistance right away. 27 C Programming, C++ Programming May 26, 2017 Today6d 11h $5666
Project for tracersa Hi tracersa, I noticed your profile and would like to offer you my project. We can discuss any details over chat. 2 PHP, C Programming, Website Design, Graphic Design, Linux, May 26, 2017 Today9d 11h $141
Write an Android application app1 looking for a - Android SDK (java) NDK (C ffmpeg) - to make video-audio-merging-editing app for a teacher client 24 C Programming, Java, Mobile Phone, Android May 26, 2017 Today6d 10h $870
Project for ne0ph0enix Hi ne0ph0enix, I noticed your profile and would like to offer you my project. We can discuss any details over chat. 1 C Programming, Python, C++ Programming, , Assembly, x86/x64 Assembler May 26, 2017 Today9d 9h $336
Hire a Software Developer I need you to develop some software for me. I would like this software to be developed for Windows. the software is for customers to insert data for me to know as a courier company and the software to show the status of the items from the moment is been scanned into hub. 43 C Programming, Windows Desktop, Software Architecture, C++ Programming May 26, 2017 Today6d 9h $2289
atm gsm data receiver i need someone who can connect to the atms wireless router wirelessly 23 C Programming, Engineering, Electronics, Software Testing, C++ Programming May 26, 2017 Today6d 8h $1704
Port RIOT OS on CC1350 of TI Другое или затрудняюсь ответить C или C++ Портирование RIOT OS на CC1350 от Texas Instruments с возможностью дальнейшей поддержки. 10 C Programming, Software Architecture, C++ Programming May 26, 2017 Today6d 8h $942
Project for Medinacustoms Hi Medinacustoms, I noticed your profile and would like to offer you my project. We can discuss any details over chat. 1 PHP, C Programming, Javascript, Adobe Flash, Python, May 26, 2017 Today9d 8h $12
Custom Windows Authentication Provider Looking for an experienced win32 programmer, ideally with experience in providing custom windows logon experiences and authentication providers. We have a working and fully deployed authentication solution, however we lack the specific experience to dealing with windows logon providers. We also have a working prototype authentication provider. If you have the necessary experience, either throug... 17 C Programming, Software Architecture, C++ Programming, Windows API May 26, 2017 Today6d 8h $52
web programing looking to fix this webpage - [url removed, login to view] Doesnt work well with internet explorer, and was wondering if it would be better to recreate this to generate a part number to a list so we can later export. 45 C Programming, Javascript, Magento, C++ Programming, Programming May 26, 2017 Today6d 8h $722
Project for Alexod Hi Alexod, I noticed your profile and would like to offer you my project. We can discuss any details over chat. 1 PHP, C Programming, Javascript, .NET, Website Design, May 26, 2017 Today9d 8h $27
Write some Software for proxies http I need someone to write for me a script or software to make http proxies. Requirements: -Access websites without getting blocked (will give a few websites if needed) -Able to create proxies with 1 server looking like this for example [url removed, login to view] [url removed, login to view] [url removed, login to view] [url removed, login to view] [url removed, login to view] OR [url rem... 20 PHP, C Programming, Java, Python, Software Architecture May 26, 2017 Today6d 7h $213
App for Arduino + A7 GSM GPS Shild + 16 Bit I2C ADS1115 ADC for Arduino + RTC (real time clock) Application must - Work on Arduino in Internet OFF Line mode =Be Pirate-copy protected - Self-started in case of reset or power of -easy to install with written manual Features - collect data and history from I2C ADC - Send SMS with GSM coordinate in case coordinate are changed - Send SMS when data size catch 160 characters from history of I2C ADC = Send replay SMS with current value fr... 18 C Programming, Python, Embedded Software, Arduino, Raspberry Pi May 26, 2017 Today6d 6h $531
regex ffmpeg youtube , dailymotion ditto ... 1. using python get playlist to restream with ffmpeg 1a. scrap various playlist from various websites. 2. HLS recoreded vod files or and from regex links 3. tokensystem from nginx ?hdnea=st=1495279132~exp=1495279492~acl=/*~hmac=6f840369240f154b075f7188ec7c9992fa198e99f983e50f9e8bac88837d23cf 21 PHP, C Programming, Java, Python, Nginx May 26, 2017 Today6d 6h $726
IP Scanner for Servers I require an executable file, that file when opened, looks like the images i have attached. The executable file, finds and lists the IP address of all those computers who have connected to a customer SQL database. It can block/blacklist those IP addresses to prevent establishing a connection to the SQL database. For example, I am an IT staff and we have a sql customer database that has all the... 3 C Programming, Java May 26, 2017 Today6d 6h $26
Software Engineer for Data Structure & Algorithm Task Must Have Experience In Data Structure & Algorithm Tasks 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... 23 C Programming, Visual Basic, Algorithm, C++ Programming, Data Science May 26, 2017 Today6d 5h $46
C Programming, OpenSSL May 26, 2017 Today6d 3h
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++. 28 C Programming, Windows Desktop, Software Architecture, C++ Programming May 26, 2017 Today6d 1h $1583
Project for Yknox Hi Yknox, I noticed your profile and would like to offer you my project. We can discuss any details over chat. 9 PHP, C Programming, Java, Software Architecture, C++ Programming, May 26, 2017 Today9d 1h $43
Edit C App Docs. will be provided to pre-selected user. 32 C Programming May 26, 2017 Today6d 1h $509
desktop application I am looking for a freelancer to help me with my c# project. Please contact me for further details 67 C Programming, Mobile Phone, Software Architecture, App Designer, App Developer May 26, 2017 Today6d $769
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++. Make tutorials of C++ and other softwares 14 C Programming, Linux, Software Architecture, C++ Programming May 26, 2017 Today6d $174
Write some software -- 8 I need you to develop some software for me. I would like this software to be developed using C or C++. احتاج الي ممول برمجي لعمل نسخه غرف دردشه صوتيه سوف يحقق ارباح كبيره جدا رجاء التواصل 32 C Programming, Software Architecture, C++ Programming May 26, 2017 Today6d $1600
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++. 27 C Programming, Windows Desktop, Software Architecture, C++ Programming May 26, 2017 May 26, 20175d 22h $270
Java, C, Web project I have attached a file which needs to be used a C library. The following needs to be done 1) I have already configured this library on my laptop. Project is configured on Netbeans 8.1. I am able to run the MakeFile successfully. However, i am not able to run the debugger i.e. Netbeans does not respect breakpoints. Hence, need to resolve this issue 2) There is a file example.c in the library. T... 12 C Programming, Java, Javascript, Web Hosting May 26, 2017 May 26, 20175d 22h $47
Write some software -- 2 I need you to develop some software for me. I would like this software to be developed for Windows using C or C++. I need someone to make me a sneaker bot in C#/C++. Here's full project details: [url removed, login to view] Please message me with a quote. 25 C Programming, Windows Desktop, Software Architecture, C++ Programming May 26, 2017 May 26, 20175d 21h $1667
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++. I need a bot to automatically cart and check out limited releases on sites such as but not limited to [url removed, login to view], [url removed, login to view], [url removed, login to view] 26 C Programming, Windows Desktop, Software Architecture, C++ Programming May 25, 2017 May 25, 20175d 19h $1743
I would like to hire a Software Developer I need you to develop some software for me. I would like this software to be developed for Windows using C or C++. 28 C Programming, Windows Desktop, Software Architecture, C++ Programming May 25, 2017 May 25, 20175d 17h $341
shutterstock downloader I need software for shutterstock image,video,vector and mp4 [url removed, login to view] demo dont award first need limited time demo for test!price 1300-1500 usd !thanks soo much! dont need fool and cheater! 23 C Programming, Java, .NET, C# Programming May 25, 2017 May 25, 20175d 14h $1791
Computer Architecture Design Project Writing Only This is a small computer architecture project, and you need to know ISA, datapath control, and please read the attachment for detail. The two of implementing function will be A, and C. You also need to make change of datapath HW (Control Signal) 12 C Programming May 25, 2017 May 25, 20175d 14h $142
Write some Software I need software for shutterstock image and video [url removed, login to view] demo dont award first need limited time demo for test!price 1300-1500 usd !thanks soo much! 27 C Programming, .NET, C# Programming May 25, 2017 May 25, 20175d 13h $1724
USB keyboard capture Hello, I need embedded SW for micro controller (Ideally AVR, ATmega, or ARM) to capture written characters from connected USB keyboard, and send them to UART (RS232). Please propose also micro controller which you want to use. 11 C Programming May 25, 2017 May 25, 20175d 13h $21
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++. I need someone to create me a sneaker bot that purchases sneakers very fast and is undectable in C# or C++. It needs to support proxies and multiple websites. 27 C Programming, Windows Desktop, Software Architecture, C++ Programming May 25, 2017 May 25, 20175d 11h $848
Develop a demonstration for new technology upstart Technology upstart with a Patent and good hardware looking for a programmer to complete our technology demonstration ASAP. Must be familiar with PsoC4 BLE and Android development. We need an accelerometer on board our device to trigger an android app Via bluetooth which sends the users location to another app user. Lots more work possible. Need someone who can work fast and stay creative. Thanks! 69 C Programming, Java, Android, Geolocation, Bluetooth Low Energy (BLE) May 25, 2017 May 25, 20175d 11h $3812
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