C#プログラミング Jobs

C# Programming is a widely-used, versatile, and powerful programming language that offers a range of possibilities for developing software applications. C# Programmers can create custom software solutions for clients, ranging from desktop and mobile apps to web-based applications and games. By hiring an expert C# Programmer on Freelancer.com, clients can take their projects to new levels of efficiency, interactivity, and performance. Here's some projects that our expert C# Programmers made real:

  • Database synchronization tools for central server management
  • Augmented Reality integration for mobile and desktop applications
  • Card game development in Flutter
  • Setting up secure VPN connections via BlueStacks5 emulator
  • NinjaTrader 8 future trading strategy development
  • Windows application creation for various business needs
  • Web development using C# for robust web-based applications
  • Desktop software solutions for wholesale business goods accounting
  • Object Oriented Programming with Hash Dictionary in C#
  • Fuzz testing harness creation using AFL (American Fuzzy Lop) for Windows Services

All of these projects and many more became a reality thanks to the talented C# Programmers found on Freelancer.com. We've got a vast community of experienced developers just waiting to help bring your ideas to life. With our simple-to-use platform, getting started has never been easier - simply post your project details, and our freelancers will bid to offer you their services.

The possibilities are endless when you invite the right talent into your project. Don't wait any longer - post your own project today and hire an expert C# Programmer on Freelancer.com. Your next great idea is just waiting to be brought to life.

235,009レビューから、クライアントは C# Programmers 4.86/5個の星で評価します。
C# Programmers を採用する


    182 仕事が見つかりました。次の価格: USD
    $100 平均入札額
    7 入札

    I am looking for a Fullstack developer with experience in web scraping using Selenium. The project requires the scraping of usernames and follower counts from Instagram, Twitter, and LinkedIn. The scraped data should be stored in a JSON or XML file. The web scraping process should follow specific requirements, which will be discussed with the developer. Ideal skills and experience for this job include: - Experience with web scraping using Selenium - Proficiency in Fullstack development - Knowledge of JSON and XML file formats - Ability to work with specific requirements for the web scraping process. Note- I have HTML Need to add script on UI and it will work local system i will provide

    $278 (Avg Bid)
    $278 平均入札額
    8 入札

    C++ Program for Newton Raphson Method for Exponential Function I am looking for a skilled C++ programmer to develop a program that can solve exponential functions using the Newton Raphson method. The program should be able to handle complex numbers, if necessary. Ideal Skills and Experience: - Strong proficiency in C++ programming language - Experience in developing numerical methods programs - Familiarity with the Newton Raphson method - Ability to handle complex numbers in C++ Output Format: The desired output format for the results is a whole program in PDF format.

    $5 / hr (Avg Bid)
    $5 / hr 平均入札額
    4 入札

    I am looking for a skilled freelancer who can create an interactive and dynamic editable dashboard in Excel. The dashboard should display financial metrics, sales metrics, and project management metrics. I would prefer the dashboard to have both charts/graphs and tables for visualizations. As for layout, I have no preference and would like to see options in horizontal, vertical, and other shapes. The ideal freelancer for this job would have experience in creating interactive and dynamic dashboards in Excel, as well as expertise in data visualization and design.

    $83 (Avg Bid)
    $83 平均入札額
    21 入札
    deezer api 6 日 left

    I am looking for a developer to integrate the Deezer API into my project for scraping song metadata such as title, artist, and album information. The scraped data will be used for a purpose other than analysis and research or creating a playlist app. Ideal skills and experience for this job include: - Proficiency in working with APIs - Experience in web scraping - Knowledge of Deezer API documentation - Familiarity with data manipulation and storage techniques.

    $174 (Avg Bid)
    $174 平均入札額
    40 入札

    Stworzenie strony internetowej do zaliczenia na studia. W języku c#, asp.net MVC, entity framework, bootstrap w środowisku visual studio. Szczegóły w załączniku.

    $517 (Avg Bid)
    $517 平均入札額
    14 入札

    I am looking for a freelancer to develop a desktop program for sales tracking using C# on Windows. The program should have the following functions: - Sales tracking: The program should be able to track sales performance and generate reports. - Inventory management: The program should be able to manage inventory levels and provide alerts when stock is running low. - Customer relationship management: The program should be able to store customer data and track changes in customer behavior. Ideal skills and experience for the job include: - Proficiency in C# - Experience in developing desktop applications on Windows - Knowledge of sales tracking and inventory management - Familiarity with customer relationship management tools and strategies

    $544 (Avg Bid)
    $544 平均入札額
    15 入札

    I am looking for a skilled C# or Python developer to create a trading bot for me. The bot will be used for option trading on the Indian Broker, Fyers, and will use Fyers TrueData API as the data source. I have a specific trading strategy in mind for the bot, and I am looking for a developer who has experience implementing trading strategies in their bots. It's a simple strategy so it won't take time budget will be under 10000 INR, Condition is bases on single Indicator based. Bot should be fast and it should be EXE. The project needs to be completed ASAP, so I am looking for a developer who can work quickly and efficiently. Ideal skills for this project include: - Experience with C# or Python - Experience building trading bots - Knowledge of option trading - Familiarity...

    $87 (Avg Bid)
    $87 平均入札額
    11 入札

    Looking for a programmer to program a Hotel management software that manages the Hotel employees.

    $3801 (Avg Bid)
    $3801 平均入札額
    28 入札

    I need to use something like TeamViewer or AnyDesk to remote controle control multiple computerts with a similiar applicaton like Teamviewer or Anydesk, for example based on Tight VPN or similar in .NET. If you have such a problem, send me a message. Thank you!

    $161 (Avg Bid)
    $161 平均入札額
    9 入札
    Rename files 6 日 left

    I have files that are named with non-ASCII characters. I would like to rename them to ASCII characters. The files are stored in a folder which has other subfolders. I would like an app that allows me to choose the folder and it will rename the files inside the subfolders in several passes according to a table (xlsx or csv file). E.g. first pass change "À" to "A", second pass change "Á" to "A", etc until the table reaches the last row.

    $110 (Avg Bid)
    $110 平均入札額
    73 入札

    Xamarin Android Native Library Binding We are looking for a skilled developer who can create a Xamarin Android Native Library Binding for our project. Our client has provided the compiled library, and we need it to be integrated into our Android application. The binding should support Android only and the main purpose of the library binding is for functional integration. Ideal skills and experience: - Experience with - Knowledge of C# programming language - Experience with binding native libraries - Knowledge of Android NDK - Familiarity with Android Studio and Visual Studio - Strong problem-solving skills and attention to detail - Good communication skills and ability to work in a team environment.

    $23 (Avg Bid)
    $23 平均入札額
    4 入札
    API for me 6 日 left

    Need an API made that can act as a reverse search engine using images from Google to show similar results against pictures taken on an app.

    $34 (Avg Bid)
    $34 平均入札額
    12 入札

    Looking for an experienced Unity developer for a long term contract. Our project is focused on game development and is currently in the ongoing development stage. We require a developer with strong skills in scripting and programming to help us bring our game to the next level. Some key requirements for the role include: - Expertise in Unity game development and Photon multiplayer - Strong proficiency in C# programming language - Ability to work in a team environment and collaborate with other developers - Experience with game optimization and performance enhancements - A passion for gaming and a desire to create high-quality, engaging experiences for players. If you have a proven track record of success in game development and are looking for a challenging and rewarding opportunity, we ...

    $137 (Avg Bid)
    $137 平均入札額
    8 入札

    Hello, I'm looking for an experienced software developer to help me create a mobile application for my business. The project must use C++ programming language as this is what I am most familiar with. I have a clear vision of the features and functionalities that I need the software to have, and am looking for someone to help make my vision a reality. You should have expertise in software development, particularly with mobile applications, and have a track record of projects you have completed successfully. If you think you have the skills and experience needed to take on this project, please get in touch.

    $155 (Avg Bid)
    $155 平均入札額
    10 入札

    If you are a software developer.I am looking for a team that can help me with software development. I need a professional team, which includes the development of mobile phone, pc and web terminals, and the development team needs to have certain software operation capabilities

    $34352 (Avg Bid)
    $34352 平均入札額
    30 入札
    Crawler in .NET(C#) 6 日 left

    I am looking for a skilled .NET(C#) developer to create a crawler for an online ordering website: Each restaurant has a menu which can be accessed from a specific address like the following. The crawler should extract each information related to the menu like product categories, product names, prices, variations.... The input of the crawler: The output: List of product categories and belonging products underneath. Ideal skills and experience for the job would include: - Proficiency in .NET(C#) - Experience in web scraping and crawling - Knowledge of HTML and CSS - Familiarity with regular expressions - Attention to detail and accuracy in data extraction If you have the required skills and experience, please apply to this project.

    $575 (Avg Bid)
    $575 平均入札額
    48 入札

    I am looking for a React Native app developer who can integrate my existing C++ code into my mobile application. I have already developed the C++ code that needs to be integrated, and I have a specific list of features that I want to include in the app. The timeline for this project is less than a month. Ideal skills and experience for this job include: - Strong experience with React Native app development - Proficiency in C++ development - Familiarity with AWS services and deployment - Ability to work efficiently and meet tight deadlines - Excellent communication skills and ability to collaborate with a team.

    $533 (Avg Bid)
    $533 平均入札額
    25 入札

    If you are a software developer.I am looking for a team that can help me with software development. I need a professional team, which includes the development of mobile phone, pc and web terminals, and the development team needs to have certain software operation capabilities

    $54 / hr (Avg Bid)
    $54 / hr 平均入札額
    18 入札

    We want an experienced professional to help design custom price automation software that requires expertise in software development, web scraping, data processing, and user interface design. We are Considering working with experienced developers or development teams who can understand your specific requirements and implement them effectively.

    $619 (Avg Bid)
    $619 平均入札額
    20 入札

    I am looking for a team that can help me with software development. I need a professional team, which includes the development of mobile phone, pc and web terminals, and the development team needs to have certain software operation capabilities

    $7438 (Avg Bid)
    $7438 平均入札額
    35 入札

    I am seeking an experienced C# programmer to collaborate on an exciting project. We have an existing C# application that automates Pokémon trading, specifically surprise trades, in Pokémon Sword/Shield. Now, we need to enhance the application to work flawlessly with the newly released Pokémon games, Scarlet/Violet. The source code for the current application, which includes a functional surprise trade bot for Pokémon Sword/Shield, can be found in this GitHub repository. Your task will involve repurposing and optimizing the existing codebase to enable smooth link trades in Pokémon Scarlet/Violet. Additionally, the WinForm user interface needs to be updated to align with the new game's requirements and provide an intuitive trading experience.

    $173 (Avg Bid)
    $173 平均入札額
    10 入札

    We are seeking a skilled OBS Plugin Developer to design and develop a custom plugin that allows users to effortlessly capture vertical clips while streaming or recording, all while maintaining low CPU usage. This plugin will be an invaluable tool for content creators who want to create engaging clips specifically tailored for mobile social networks. The plugin will efficiently store raw data buffers for each source in the active scene, process and encode the data into high-quality .mp4 format files, and run these processes in the background without impacting the performance of other applications. Additionally, it will provide intuitive features such as the creation of "Vertical scenes" and "Vertical sources" docks that mirror the original scenes and sources, as well as ...

    $170 (Avg Bid)
    $170 平均入札額
    17 入札

    This is probably not paid. I'm using this site to try and get some interest. Idealy, i would release my program for free, but i could possibly offer it for sale later, and eventually payout after that. I want to be clear i am not hiring someone hourly or anything like that. I don't mind giving some compensation, we can discuss it, but i'm primarily looking for people passionate in what my project is and it's future. Ideally I want to make it as freely available as i can. I've been working on a tool for about 5 months that makes it easy for people to create game editors (pictures at bottom). I am satisfied with what i have achieved, it is already functional and works great, it will open up many game communities to more options. Now however i want to expand it to co...

    $8 (Avg Bid)
    $8 平均入札額
    2 入札

    A system allow for users to create any type of business process and define work flow, ex. Create purchase request admin will create purchase form and design it (add fields type textbox, dropdown list etc..) and give configuration for workflow firs employee fill request(purchase form) then goes to manger to make approval. Technology: Backend :. Net core api 7 &sql server Frontend : React js

    $1162 (Avg Bid)
    $1162 平均入札額
    60 入札
    Scraping data from a JS site 6 日 left

    Scraping Data from a JS Site I am looking for a freelancer who can scrape text data and download PDF files from a JS site. The site requires authentication to access the data, which I will provide. Ideally, the freelancer should have experience with web scraping and be familiar with JS sites. The site uses Authorization Bearer. Ideally the developed tool should be developed using c# and 4.8 Framework... other technologies and languages or frameworks could be considered as options. Skills and Experience: - Web scraping - Knowledge of JS sites - Proficiency in C# and other relevant programming languages - Familiarity with data extraction tools - Attention to detail and accuracy

    $171 (Avg Bid)
    $171 平均入札額
    34 入札
    API WANTED 6 日 left

    Develop API using retrieve images based on a query (text or image), using Open AI's pretrained CLIP model.

    $29 (Avg Bid)
    $29 平均入札額
    14 入札

    Hello there, i have several photos in a project, example 100 photos, 20x5 aspect ratio. those 100 photos must be matched on the exe file, with some options zoom etc. but we will talk about options in 2nd phase, i have a current software that can do this, but patterns and lines dont match since one of them upper one of them downer, i need a software like panoroma making one, but not streching or broking my images but make connections greatly, software will read photos and understand it because those allign problems will different in each photoset, please write on your proposal that how will u do it, standart bot messages will be deleted, i will only return to those who explains their method of it

    $3815 (Avg Bid)
    $3815 平均入札額
    23 入札

    I am looking for a developer who can convert a sample city to Oculus VR Unreal Engine 5. The project has no specific deadline, so I am flexible with the timeline. I am looking for a basic VR experience, so there are no specific features or interactions required. Any city is fine, but I prefer an urban environment. The ideal candidate will have experience with Unreal Engine 5 and VR development. Sample city video below.

    $488 (Avg Bid)
    $488 平均入札額
    46 入札
    implement 3rd party API 5 日 left

    I have had 2 developers try to implement a 3rd party API from escrow.com. 90% of it is done - just need to get it finished Please only reply if you are 100000% sure you know what you are doing Please also put in the first line of your reply or i will delete you straight away

    $151 (Avg Bid)
    $151 平均入札額
    35 入札

    I require a software writer who is very competent in “C”; works quickly and keeps in regular communication. I have a circuit board which has two processors; STM32F429 and a STM32L152. There are the usual control switches and a LCD screen. Basically the system generates a sinewave which is fed through a variable resistance circuit. The drop in amplitude of the sinewave is measured and recorded in a file. I have a bootstrap program that is written and stable and also several application programs. I need several additional programs written and some of the existing programs modified. There will be ongoing maintenance work and also an AI – machine learning – project if the freelancer is capable. I have the existing source code and notes plus correspondence over the past...

    $27 / hr (Avg Bid)
    $27 / hr 平均入札額
    10 入札
    OCR automation for PC video game 5 日 left

    I am looking for a freelancer who can create an OCR automation system for my PC video game, Fifa. The purpose of the OCR automation is to automate quests and tasks within the game. Requirements: - Experience in OCR technology - Familiarity with Fifa game mechanics - Ability to create a user-friendly and efficient automation system - Time-sensitive project, must be completed ASAP If you have the necessary skills and experience, please submit a proposal. Thank you.

    $184 (Avg Bid)
    $184 平均入札額
    18 入札
    Image API NEEDED 5 日 left

    Develop API using retrieve images based on a query (text or image), using Open AI's pretrained CLIP model.

    $26 (Avg Bid)
    $26 平均入札額
    14 入札
    tradingview indicator 5 日 left

    I am looking for a skilled developer who can convert an MQL indicator to a tradingview indicator. The indicator type can be either trend following, oscillator or volume-based. As for the specific requirements, I am open to suggestions and would appreciate any input or ideas to refine my rough concept. The preferred time frame for the indicator is not specified. The ideal candidate should have experience in both MQL and tradingview, and possess a keen eye for detail to ensure accuracy and reliability of the indicator.

    $200 (Avg Bid)
    $200 平均入札額
    13 入札
    Powershell 5 日 left

    I am looking for a Powershell expert to help me analyze sales data from an EDI data source. The primary goal of the Powershell script is to analyze the claim data and generate reports. The ideal candidate should have experience in Powershell scripting and data analysis. The specific data points that I want to analyze are sales data.

    $43 (Avg Bid)
    $43 平均入札額
    10 入札

    Discover the power of color QR code scanning with JabCode Scanner, a cutting-edge iOS application that revolutionizes how you interact with QR codes. With its proprietary decoding algorithm, JabCode Scanner can effortlessly scan and decode color QR codes, unlocking a world of possibilities. My budget is $50 for this

    $142 (Avg Bid)
    $142 平均入札額
    8 入札

    I am looking for a C# developer who can convert DWG and DXF files to SVG format for web development purposes. I want to talk about extra details about Autocad. I used autocad by adding C:Program FilesAutodeskAutoCAD 2022 and C:Program FilesAutodeskAutoCAD 2022 to the c# project. However, they have an object called AcadDocument, and you can open the file with the Open command and operate on it. I dont want this. What I want is to be able to do things very quickly. No additional features, such as user interface, are needed. Ideal skills and experience for this job include proficiency in C# and experience with file conversion. I just need an example and results showing how it is used in a c# project.

    $40 (Avg Bid)
    $40 平均入札額
    2 入札

    This would be a Dot Net Core 6 Project. Where any User Can Create an Excel Template, Store it at a Predefined Location. Create a Config Screen for Row Column Wise Data to be pushed. Create a process to fetch data from tables to populate in excel file which can be downloaded.

    $96 (Avg Bid)
    $96 平均入札額
    22 入札
    Need API for my project 5 日 left

    Need an API made that can act as a reverse search engine using images from Google to show similar results against pictures taken on an app.

    $252 (Avg Bid)
    $252 平均入札額
    33 入札

    I am looking for a Unity 3D developer who can create an outdoor environment for my mobile game project. I will provide the assets and models later on, but I need someone who has experience in creating realistic outdoor environments in Unity 3D. The ideal candidate should have a good understanding of lighting, terrain, and foliage. The project is targeted towards mobile devices, so the developer should be able to optimize the environment for this platform.

    $30 (Avg Bid)
    $30 平均入札額
    11 入札
    ASP.NET MVC Ecommerce SignalR 5 日 left

    We are seeking an experienced and skilled Senior ASP.NET Developer primary focus on creating a custom marketplace multi-vendor ASP.NET MVC desktop and mobile web application. This application will have real-time capabilities and extensive AI capabilities integrated into various features to enhance the user interface (UI) and streamline processes. Responsibilities: Development of a custom marketplace multi-vendor ASP.NET MVC application from strach Implement real-time capabilities using technologies such as SignalR Integrate artificial intelligence (AI) capabilities to simplify the UI and optimize various processes Design and develop clean code, scalable, secure, and high-performance solutions Set up and configure a cloud environment for hosting the application, ensuring accessibility fro...

    $2536 (Avg Bid)
    $2536 平均入札額
    77 入札

    I am looking for an expert freelancer who can assist with specific aspects of integrating Unity into a Flutter app(Unity is the feature and Flutter is the main app so you must be a Flutter developer). The ideal candidate should have experience in the following areas: This is made on MAC INTEL. MAC INTEL MAC INTEL MAC INTEL And nothing else. We will see this immediately if you do not do it the right way. For flutter specific work: Issues/features/ # Tracker Status Subject 451 Bug ToDo M16 shade screen, Match and Selected 450 Bug ToDo Looks, Individual profile is called wrong from wishlist and review screens 449 Bug ToDo Checkout address is a constant problem 448 Bug ToDo Try on button is not considering the 0 or 1 (api reading only) 447 Bug ToDo unity camera integration 443 Bug ToDo OL...

    $592 (Avg Bid)
    $592 平均入札額
    51 入札

    I am looking for a skilled C++ programmer who can help me with improving the performance of an old program. The main issue that needs to be addressed is enhancing the speed and responsiveness of the program. In addition to that, I want to add webshell and auto start features to the program. Ideal Skills and Experience: - Strong proficiency in C++ programming language - Experience in optimizing program performance - Familiarity with webshell and auto start features - Ability to work on an old program and make necessary changes - Strong problem-solving and debugging skills The improvements need to be implemented within just 1 and a half day, so the ideal candidate must be able to work under tight deadlines without compromising the quality of work.

    $148 (Avg Bid)
    $148 平均入札額
    30 入札
    Update old Unity game for Android 5 日 left

    Update an old Unity game for Android. Mostly updating SDKs, fixing errors and crashes. Must have Unity Plus or Pro.

    $135 (Avg Bid)
    $135 平均入札額
    24 入札
    C++ program expert -- 4 5 日 left

    I am looking for a C++ program expert to help me with a Trojan issue. The program should be designed to run on Windows operating system. The level of complexity required for the program is intermediate. I just want add webshell and autostart only. No other is required

    $78 (Avg Bid)
    $78 平均入札額
    10 入札

    More details: Is this project for business or personal use? Personal What information should successful freelancers include in their application? Past work What is the expected timeline for completing the project? Less than 1 month

    $131 (Avg Bid)
    $131 平均入札額
    12 入札
    WPF project 5 日 left

    I am in need of a WPF project that will focus on data visualization. I have specific requirements for the project and need a skilled programmer able to execute my ideas. The data sources required for this visualization will come from a local database. I am looking for a professional who can create an efficient and aesthetically pleasing data visualization platform using WPF. If you have the experience and know-how make sure to contact me, as I'm excited to see what this project can become! Basically the input will be two excel files and the output would be another excel file with certain rules applied on the input excel files. The UI is fairly simple with just 4/5 working elements.

    $106 (Avg Bid)
    $106 平均入札額
    10 入札

    I am looking for a skilled C# developer to maintain our existing desktop application repository. The main purpose of the repo is desktop application development and we require update to how the Windows services work. Ideal candidates should have experience in C# development involving web servers hosted in a windows service. The expected timeline for completion of maintenance tasks is 1-2 weeks.

    $2 - $11 / hr
    $2 - $11 / hr
    23 入札

    I want to mount my AWS S3 drive as a drive on Windows. I'm looking for a developer who can do this for me. You can develop based on functionality available in current open source projects and add remaining functionality and UI.

    $61 - $218
    $61 - $218
    7 入札

    I am looking for a freelancer who is experienced in C# and SciSharp to work on an image analysis project. The goal of the project is to use machine learning techniques to analyze images. I will provide the datasets and images to be used for the project. The ideal freelancer is expected to have intermediate level experience in the relevant programming languages and frameworks. The project requires familiarity with machine learning algorithms and techniques, as well as experience with image analysis.

    $139 (Avg Bid)
    $139 平均入札額
    25 入札


    If you want to stay competitive in 2021, you need a high quality website. Learn how to hire the best possible web developer for your business fast.
    11 MIN READ
    Learn how to find and work with a top-rated Google Chrome Developer for your project today!
    15 MIN READ
    Learn how to find and work with a skilled Geolocation Developer for your project. Tips and tricks to ensure successful collaboration.
    15 MIN READ