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.
Sign up and start earning
Signup to start earning Are you a C Programmer? You could be earning money working on these jobs!

Browse Jobs on Freelancer

Project/Contest Description Bids/Entries Skills Started Ends Price (AUD)
I would like to hire a C Programmer nothing new please do not see 5 PHP, C Programming, HTML, Software Development Mar 30, 2017 Today6d 23h $153
Project for wassily Hi, Would you be able to reverse engineer a small malware program in IDA? Every line with opcodes must be commented and say what the malware is doing. Thank you 2 C Programming, Windows Desktop, Software Architecture, C++ Programming, , Windows API Mar 30, 2017 Today9d 23h $176
I would like to hire a C Programmer automatic voltage stabilizer 7 C Programming Mar 30, 2017 Today6d 22h $240
Help with finishing a lightningwarnapp Hello peoples, We are looking for an freelance appdeveloper who wants to join hands with us together for building an app for warning for lightning. We have all the data availbale (we have an API), we have thought out of a concept and we even have already some designs ready, but we 'only' need someone who can transfer this data into a userfriendly app. We have don't have somethin... 16 PHP, C Programming, Java, Mobile Phone, Android Mar 30, 2017 Today6d 22h $25
Write some Software in C ... linux...windows...password encyption Write some Software in C ... linux...windows ..Password encyption 7 C Programming, Linux, Software Architecture, Windows Server Mar 30, 2017 Today6d 22h $86
Export Data from PDF to Excel I require a software application that can extract data within the uploaded PDF's to Excel as per the requirements of the uploaded document 1702-Software Specificaiton-01-Rev 0. 6 PHP, C Programming, Windows Desktop, User Interface / IA, Software Architecture Mar 30, 2017 Today6d 22h $790
Write some software Windows C или C++ 16 C Programming, Windows Desktop, Software Architecture, C++ Programming Mar 30, 2017 Today6d 21h $951
I want to make small Project in C programming I want to make small project in c programming. further details will be share later 17 C Programming Mar 30, 2017 Today6d 21h $36
Atmel Studio I need to solve 4 atmel studio tasks. very easy. 8 C Programming, Electronics, Microcontroller Mar 30, 2017 Today6d 21h $27
[Javascript] Read from an array Here is how my code looks like: loadedSkins[skin].src = SKIN_URL + skin + SKIN_EXT; I want you to make it so that the variable SKIN_URL has an array which looks like: ["resource/skins2/", "resource/skins3/"]. I also want you to make it so that the variable SKIN_EXT has an array which looks like this: [".png", ".jpg", ".jpeg"]. 27 PHP, C Programming, Java, Javascript, C++ Programming Mar 30, 2017 Today6d 21h $29
leaky bucket algorithm implementation it is a computer graphics project in opengl using c/c++ prog lang 5 C Programming, Visual Basic, Computer Graphics, OpenGL, Coding Mar 30, 2017 Today6d 19h $40
Fluentis ERP - 30/03/2017 07:20 EDT The ERP software solution developed in our laboratories is currently one of the best among medium to large international enterprises and makes our clients companies more and more competitive. The numerous certifications acquired over the last few years of activity allows our product “offering“ to be one of the best quality-wise, at international level. 38 PHP, C Programming, SQL, Software Architecture, MVC Mar 30, 2017 Today6d 18h $2451
Multi-objective Optimisation problems I try to write code to solve Bi-objective integer programming, This algorithm called multi-branch and Cut to solve Bi-objective integer 11 C Programming, IBM BPM Mar 30, 2017 Today6d 18h $540
Complex Routing algorithms for routing of vehicles We are seeking a programmer that has previously built complex routing algorithms for routing of vehicles. This is quite specialised so please don't apply unless you have demonstrable experience in this field. 16 C Programming, C# Programming, Software Architecture, C++ Programming Mar 30, 2017 Today6d 17h $47
Write some Software BEFORE YOU CHOOSE TO COMPLETE THIS JOB AGREE TOMTHE FOLLOWING. THIS JOB WILL HAVE A DEADLINE OF 7 DAYS, IF IT IS NOT DONE THEN OR IF THERE IS ANY LACK OF COMMUNICATION, THE JOB WILL BE CLOSED AND ANOTHER FREELANCER CHOSEN A DAILY UPDATE AND THE LATEST RELEASE SHOULD BE SENT EACH DAY OR AS SOON AS THERE IS A RELEASE AVAILABLE. I have sample application which can be used as a base start for you... 24 C Programming, C++ Programming, OCR, Software Development Mar 30, 2017 Today6d 17h $579
Help with CRM I am looking for a freelancer to help me with my project. The skills required are basic CRM. I am happy to pay a fixed priced and my budget is RM50 - 60 MYR. I have not provided a detailed description and have not uploaded any files. 3 C Programming, CRM, Email Handling Mar 30, 2017 Today6d 15h $23
Project writing (c++ , computer engineering) I suggest to start to work on your project coding and paper writting. Generally, the paper inlcudes abstract, introduction, realted work, the core algorithms or theories, simulations, discussion and future work, and conclusion. 3-Reading papers is to learn some eixsting methods and apply a method into the system you are going to build. We can also try a higher requirement that not only apply an ex... 15 C Programming, Windows Desktop, Software Architecture, C++ Programming Mar 30, 2017 Today6d 15h $322
Project for vahid01 Hi vahid01, I noticed your profile and would like to offer you my project. We can discuss any details over chat. i have tinyOs work 1 C Programming, Java, Engineering, Software Architecture, C++ Programming, Mar 30, 2017 Today9d 15h $104
unity Looking to build the prototype for a Virtual Reality Dating App. 24 C Programming, Javascript, Unity 3D, Network Administration Mar 30, 2017 Today6d 14h $17
Project for salus7r Hi salus7r, I noticed your profile and would like to offer you my project. We can discuss any details over chat. 3 PHP, C Programming, Javascript, Python, Visual Basic, Mar 30, 2017 Today9d 13h $380
My Computer Help Project Looking for local coder proficient in c# and database for 2-3 months work. Good salary offered. 8 C Programming, Software Development, Database Development Mar 30, 2017 Today6d 13h $42
Project for sajjadahmed19 Hi sajjadahmed19, I noticed your profile and would like to offer you my project. We can discuss any details over chat. 2 C Programming, Electronics, Microcontroller, Electrical Engineering, , Circuit Design Mar 30, 2017 Today9d 12h $183
C Prog Professional I would like to hire who is expert and have experience in C programming also in data structure. Who knows handling errors and Compile. 27 C Programming Mar 29, 2017 Today6d 11h $54
Write some Software Help me compile any basic tutorial PHP 5 extension (with working, existing code available) that links to the external open source library libEMF (with tested working example). I stuck in linking two parts: extension and the lib. Please provide a working project that I can use. - PHP extenstion tutorial: [url removed, login to view] - LibEMF: [url removed, login to view] 3 C Programming, Linux Mar 29, 2017 Today6d 10h $43
Convert Virtual Address to Physical Address As project title says I need to convert a Virtual Address to its Physical Address using c/c++ in windows 10 64 bit. (not through windbg). This will not be done on a live system. It will be done using memory located in a .raw file. Example, in a .raw file I find address 0x62bf8d68. Using windbg !vtop 0 0x62bf8d68 I can see that it was mapped to ca664d68. lkd> !vtop 0 62bf8d68 Amd64VtoP... 6 C Programming, C++ Programming Mar 29, 2017 Today6d 7h $191
website scrapt scrap a website with 300 links. these links contain menus of restaurant with foods and prices. when a changed happen in any of this links. I want to get notice on the software and with email, everytime a new food added or removed or edits, plus prices changes. in addition any other change that will happen in website again I want to getnotice. e.g. the restaurant address. the website language will... 12 C Programming, Windows Desktop, Software Architecture, C++ Programming Mar 29, 2017 Today6d 5h $273
Battle Royale - Multiplayer Unity3D - Programming We would like to create a Battle Royale game concept using Unity3D. Players will login to the game using a registered name and password and be able to customize their characters in 3D. Servers should contain a maximum of 100 users and include basic combat. We are looking to get THE PROGRAMMING done, all artwork will be provided including FX, Characters, Models, GUI and more. You will be paid... 39 C Programming, Game Design, Unity 3D, Game Development Mar 29, 2017 Today6d 3h $11428
Arduino YUN Help! Only Bid if you have worked and you have Arduino YUN Hi, I need little help in setting up my Arduino Yun and testing bridge example codes. Bid only if you have worked on and also You have the Hardware. Looking Forward, 6 C Programming, Linux, Electronics, Microcontroller, Arduino Mar 29, 2017 Today6d 2h $35
Write some software Windows C ya da C++ Radius 25 C Programming, Windows Desktop, Software Architecture, C++ Programming Mar 29, 2017 Today6d 2h $1691
Hire a C++ Programmer i want u to write a g code for mach3 program to make the machine work along the x, y and z axis so basically it is just direction g code . note : it should be something similar to the file attached but NOT THE SAME 15 C Programming, C++ Programming Mar 29, 2017 Today6d 2h $41
Project for nhimdenvw Hi nhimdenvw, I noticed your profile and would like to offer you my project. We can discuss any details over chat. 1 C Programming, Java, Graphic Design, Linux, Mobile Phone, Mar 29, 2017 Today9d 2h $13
java homework I am looking for a freelancer to help me with my project. The skills required are either Java, C, or C++. I am happy to pay a fixed priced and my budget is $200 for the project. There are 3 options available, but only 2 need to be completed, so choose the 2 that you are most comfortable with. Option 1 (Heap and Data Compression related): Do programming related to Huffman coding in C, C++ or Java.... 36 C Programming, Java, Software Architecture, C++ Programming Mar 29, 2017 Today6d 2h $192
Update some Software -- 2 We have a custom application that is currently running on Windows Server 2003. There is a driver in this application that was written in C+ and compiled using Visual Studio 6. This driver is a customized serial port driver for our own propriety hardware.. We are updating the application to run on Windows Server 2008R2 or later. This driver is not compatible. We are looking for someone to update th... 29 C Programming, Software Architecture, Microsoft, C++ Programming Mar 29, 2017 Today6d $1643
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 would like to have a small videogame made, an overhead style simple shooter with maybe 10 different types of enemies with unique behaviors, at least 40 different guns with different effects and behaviors, 40 stages consisting of small enclosed rooms joined together in different p... 13 C Programming, Windows Desktop, Software Architecture, C++ Programming Mar 29, 2017 Mar 29, 20175d 23h $5452
Website + Photogrammetry (3D model from drones) Create 3D model from drone's photo. Display a 3D model and put markers on that object. We already have the website. We want to add a 3D display part to our website. (WebGL/OpenGL + Programming with open source library - eg. OpenCV , Open MVS , OpenMVG, OpenDroneMap) Feature: - Display a 3D model of a building (model created from drone's image - photogrammetry) - Let user move and... 18 C Programming, HTML5, 3D Modelling, OpenGL Mar 29, 2017 Mar 29, 20175d 23h $829
Linux System Device Upgrade Firmware Linux system device, before the device works with [url removed, login to view] program, somebody upgrade it with [url removed, login to view], then the device gets [url removed, login to view] [url removed, login to view] + upgrade C.bin=[url removed, login to view] Need some one who is speicialized in Linux system, make the upgrade firmware [url removed, login to view] out for me. Both [url re... 4 PHP, C Programming, Linux, Software Architecture Mar 29, 2017 Mar 29, 20175d 22h $42
Hire a Web Developer Create 3D model from drone's photos. Display a 3D model and put markers on that building. We already have the website. We want to add a 3D display part to our website. (WebGL+ Programming with open source library) Feature: - Display a 3D model of a building (model created from drone's image - photogrammetry) - Let user move and spin the model around - Allow user to select any spot on t... 42 C Programming, 3D Rendering, C# Programming, C++ Programming, HTML Mar 29, 2017 Mar 29, 20175d 22h $883
Project for michale21 Hi michale21, I noticed your profile and would like to offer you my project. We can discuss any details over chat. 3 PHP, Perl, C Programming, Javascript, XML, Mar 29, 2017 Mar 29, 20178d 21h $1165
Write some Software We would like to create an OBD-II Simulator like the one in this youtube video. [url removed, login to view] 3 C Programming Mar 29, 2017 Mar 29, 20175d 21h $262
I would like to hire a C Programmer computacional vision OCR / ANPR Artificial Intelligence Neural network Machine Learning IoT 29 PHP, C Programming, Machine Learning, HTML, Software Development Mar 29, 2017 Mar 29, 20175d 21h $67221
Markov Decision Process (MDP) My project is about a small Markov Decision Process (MDP). The model consists of a small system with stochastic input variables and fixed integer variables which set the states of the MDP. The reward function is also given and depends on a single variable ( 1 decision variable ). The transition matrix depends on the random variables which set the states of the MDP. You could simplify the model ... 16 C Programming, Java, Python, Statistics Mar 29, 2017 Mar 29, 20175d 21h $208
Beaglebone LCD driver The project is about Beaglebone Black RGB output. I want a driver which will set Beagle's LCD output to 1024x768 resolution with 65MHz Pclk. If you need detailed information, please contact me and ask your questions. 7 C Programming, Industrial Design, Software Architecture Mar 29, 2017 Mar 29, 20175d 20h $254
Industrial Electronic Controller 2 Hardware Requirements The hardware card to be designed is an embedded system for industrial control applications. System will be used to control, configure and track the status of electric motors. The system will be ARM Cortex M0 based. Microcontroller is ST Cortex M0 STM32F072VBT6. Microcontroller will read data from input devices and sensors and drive relays. System will support 128x64 graphi... 14 C Programming, Electronics, Microcontroller, PCB Layout, Circuit Design Mar 29, 2017 Mar 29, 20175d 20h $6602
Industrial Electronic Controller Hardware Requirements The hardware card to be designed is an embedded system for industrial control applications. System will be used to control, configure and track the status of electric and diesel motors. The system will be ARM Cortex M0 based. Microcontroller is ST Cortex M0 STM32F072VBT6. Microcontroller will read data from input devices and sensors and drive relays, contactors, lamps and ... 11 C Programming, Electronics, Microcontroller, Embedded Software, Circuit Design Mar 29, 2017 Mar 29, 20175d 20h $5977
Custom module NginX SSL certificate authentication Skills require: Linux, NginX, C, Lua I need you to write a custom module NginX SSL certificate authentication (in C or Lua language). Currently, NginX only allow one pair of SSL key to establish HTTPS connection, but I want to use many SSL key pairs and it should be dynamic (i.e no restart required). Here is the link may helpful to you: [url removed, login to view] 7 C Programming, Linux, Nginx, C++ Programming, Lua Mar 29, 2017 Mar 29, 20175d 20h $97
Game Cheat Developer Need someone who knows about VAC Battle Eye and other server side anti cheats to code some cheats that must be undetected please do not bid if you dont know what to do as this job needs past cheat experiences. Will also need a cheat loader to load/inject these cheats into game 6 C Programming Mar 29, 2017 Mar 29, 20175d 19h $300
Extract data from a Windows application [Reverse Engineering] Need to extract the data from a certain Windows application written in C++. Experience in Reverse Engineering applications is required. It has a large number of DATA folders and that is why it's large [8GB in size]. However, the structure of most of the files/folders is the same. So, if one can figure out how to export data from particular folder, the same method can be applied for the rest o... 27 PHP, C Programming, C++ Programming, Assembly, x86/x64 Assembler Mar 29, 2017 Mar 29, 20175d 18h $797
TCP & UDP Streaming Hi, We are looking for an expert, who can help us to stream video over UDP & TCP from Mobile IOS & Android with Ultra Low Latency as well receive Audio stream on same app via UDP with ultra low latency. Donot bid if you dont know about streaming Media. 7 C Programming, C++ Programming, MQTT Mar 29, 2017 Mar 29, 20175d 18h $317
Write some Software Basic Retail Medical Store Software. Should cover - Inventory, Billing & Accounting aspects. ---------------------------------------------------------------------------------------- Purchase - (Supplier Party Name, Product Name, Company, Batch No, Expiry Date, MRP, Purchase Rate, Total, Discount, VAT) Sale- (Cash or Credit or Counter, Create Party or Client, Doctor Name, Address, Product... 18 PHP, C Programming, Software Architecture Mar 29, 2017 Mar 29, 20175d 17h $712
Property Rent Management Software for property rent calculation and auto reciept generator for daily collection purposes and approval process for master files changes, and a multiuser software 18 ASP, C Programming, Visual Basic, .NET, C# Programming Mar 29, 2017 Mar 29, 20175d 17h $15507
Showing 1 to 50 of 250 entries
« 1 2 3 4 5 »