Hire the best C# Developers & Programmers in Belgium

Check out C# Developers & Programmers in Belgium with the skills you need for your next job.

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$40 hourly
Thomas D.
- 4.6/5
- (7 jobs)
I'm a software developer with 10+ years building mobile, web and Windows applications with Microsoft .NET technologies in the Azure cloud environment. Also high expertise with SQL Server development and maintenance with certifications. Our company shares Microsoft's vision to empower every person and every organization on the planet to achieve more.

C#
React
Angular
Microsoft Azure
Postman
Microsoft SQL Server
SQL Server Integration Services
SQL Programming
Windows App Development
Blazor
.NET Core
SQL
Windows Presentation Foundation
.NET Framework
ASP.NET
$65 hourly
Auguste V.
- 5.0/5
- (12 jobs)
To solve your complex business problems, I can leverage 12+ years in full-stack development, web applications, APIs and integrations, cloud services and Artificial Intelligence. For you(r team): 1. Full Stack .NET + Blazor development, project migration, optimization, maintenance, aftercare, ... 2. Guidance in the adoption & integration of innovative tech (A.I., modern web tech, ...) More specific? 👷 Build your custom websites and webapps with Blazor 👷 Build your dashboard and/or CMS with Blazor 👷 Migrate your Blazor projects to .NET 8+ 👷 Optimize your Blazor projects' performance & SEO. 👷 Build & integrate your .NET APIs & backend systems 👷 Deploy your .NET apps to Azure & configure Azure services 👷 Leverage all things .NET & Azure for fitting, cost-efficient solutions 👷 Tackling & automating solutions to business problems, using A.I. For clients, I have successfully delivered: - Automated processing tools leveraging A.I. - Feature-rich, Dashboards, Admin Panels, Web Apps, ... - Mobile-first, highly interactive PWA, Cross-Platform Apps. - Custom CRM / CMS / ERP systems. - SaaS and E-Commerce platforms. - Tailored location-base & time-sensitive planning apps. - Personal brand / portfolio / resume / small business websites. - API Integration projects (Google, Facebook, Stock Management, ...) - Subscription website using payment processors (Stripe, Mollie, ...) Let’s bring your vision to life in the form of clean, sustainable solutions that meet your needs efficiently. Why me? 👷 +12 years of full-stack dev experience 🧠 A micro-degree in A.I. 🌎 Fluent English, Native Dutch, European ✅ Result-driven, data-aware, delivers quality ✅ Builds awesome web apps, top-notch API's ✅ Leverages the cloud & latest tech ✅ Delivers clean, sustainable projects Current skills, technologies used & interests: 💻 Front-end: Blazor, MudBlazor, HTML, CSS, Bootstrap, PWA, UX, UI, Cross-platform 💻 Back-end: C#, ASP .NET Web API, Minimal API, Background Worker, Azure Functions, Azure Container App Jobs 💻 API & SDK Integrations: Google Cloud APIs (Maps, Calendar, Analytics, Vision), Facebook Graph API, QuickBooks Online, Stripe, Mollie 💻 Database: MS SQL, PostgreSQL, Azure CosmosDB 💻 Cloud: App Service, Azure Service Bus, Application Insights, Azure Container Apps, CI/CD, DevOps 💻 Authentication: token-based, OAuth 2.0, Azure AD, KeyCloak 💻 Architecture: Modular Monolith, Monorepo, Multi-domain setups, NuGet, CQRS, Event-Driven 💻 Machine Learning: ML.NET, TensorFlow.NET, Microsoft Azure AI, NLP, CV, YOLO, OCR, transformers, LLM

C#
Computer Vision
Natural Language Processing
Machine Learning
Software Architecture
REST API
Front-End Development
Back-End Development
Web API
Blazor
API Integration
Full-Stack Development
Microsoft Azure
API Development
Web Development
$17 hourly
Peter N.
- 5.0/5
- (143 jobs)
I have more than 20 years experience in developing applications in several programming languages including C, VB6, VBScript, C# .NET, ASP.NET, Excel, Access, SQL Server, Linear Programming, ...

C#
C
ASP.NET
SQL
Linear Programming
XML
Data Extraction
Microsoft Excel
$30 hourly
Helder C.
- 5.0/5
- (5 jobs)
As a full-time Data Analyst and an AI enthusiast, I am passionate about experimenting with the latest AI technologies in my spare time. I thrive on challenging myself in these areas, continuously expanding my expertise. I hold two degrees in Computer Science and possess multiple certifications from esteemed institutions such as Google, IBM, and Deeplearning.AI. Feel free to ask for more details!

C#
SQL
PyTorch
TensorFlow
Kotlin
Artificial Intelligence
IT Management
Apache Cordova
Data Visualization
Adobe Photoshop
Python
Java
$80 hourly
Omid G.
- 5.0/5
- (1 job)
An experienced researcher (with a PhD in computer science) with a demonstrated history of working in the computer software industry. Five-year experience as a data scientist in different domains such as news, online ads, finance, and classified ads. And three years of experience as a freelancer backend and front-end developer or a team member in startup projects. I am skilled in C#.NET, Microsoft SQL Server, Python, Matlab, R, NodeJs, Prolog, and Apache Spark. Besides, I have followed my passion in academia and actively researched machine learning, NLP, news intelligence, data science, game theory, computational geometry, and self-adaptive software systems in IoT and self-driving cars, for at least one year in each field. Moreover, I've tried to be active in StackExchange communities with more than 29K points.

C#
Large Language Model
Statistics
NodeJS Framework
Data Visualization
Big Data
Microsoft Bot Framework
NoSQL Database
Database
Algorithms
Natural Language Processing
Anomaly Detection
Machine Learning
Python
TensorFlow
$45 hourly
Geoffrey D.
- 5.0/5
- (2 jobs)
Founder Building Digital - BIM architecture, construction and industrial. College instructor Architectural BIM drafting

C#
Interior Design
Autodesk AutoCAD
Autodesk Revit
API Development
$50 hourly
Robbe D.
- 5.0/5
- (1 job)
I’m a developer experienced in building websites for large scalable businesses, multiplayer games and teaching in Colleges. I can help make your software dream a reality. - Knows Full Stack .NET, Javascript and SQL - Works autonomously - "I can make anything given the right time and money"

C#
Game Development
Web Development
HTML
Blazor
SQL
Unity
JavaScript
ASP.NET
.NET Core
$60 hourly
Filip G.
- 4.8/5
- (3 jobs)
IT professional with a track record of solutions that provide business value. 30 years of experience in software- and systems engineering on the Microsoft stack. Combining a broad technical background and no-nonsense approach with team skills.

C#
Office 365
Microsoft Azure
Database Development
Microsoft Azure SQL Database
ASP.NET Web API
Blazor
CSS
HTML5
.NET Core
Azure DevOps
Entity Framework
ASP.NET Core
$60 hourly
Tabraiz A.
- 4.9/5
- (75 jobs)
I'm a result-oriented developer with experience in dotnet core, dotnet, Azure, SQL, Microservices, Docker, Kubernetes (K8s), and document databases, including document databases MongoDB, DynamoDb and CosmosDb. I have experience in Azure CI/CD pipelines and YAML configurations. I love to work as a Backend developer and have experience with Postman and Swagger. I have been working in dot net/core stack since 2014 and have developed enterprise-level applications. I have developed complex HL7 and firebase applications for IT-based health organisations. Also, have years of experience working with Fintech startups and integrating Yapily and Klarna payment gateways. I did different integrations like Twillio SMS, Azure bus, Roaring Apis and PEP and sanctions screening APIs. I have experience in working with identity servers and Auth0 integrations. I also worked in Umbraco CMS. I'm a full-time freelancer and can work more than 40 hours per week. I gained a Top-Rated freelancer badge on Upwork with excellent delivery and value. Don't hesitate to contact me if you need any help in Health Care IT, HL7, Fintech solutions or e-commerce based solutions.

C#
Firebase Realtime Database
ASP.NET Core
Azure App Service
Node.js
API Development
.NET Core
Azure DevOps
RESTful Architecture
Angular 6
React
API
D3.js
SQL
Data Visualization
$11 hourly
Geoffrey L.
- 5.0/5
- (8 jobs)
Hi, I’m Geoffrey. I help entrepreneurs and businesses grow and simplify their digital presence through strategy, automation, translation, content creation, and tech solutions. No hype, no vague promises but just clear, honest work that delivers results. With years of experience in digital business development, technical problem-solving and creative execution, I support clients in the following areas: 1. Strategy & Growth Support: - Business and content strategy - Organic marketing systems (no ads) - Course creation and automation - Email funnels and social media planning - Platform selection and tool advice 2. Technical & Platform Services: - WordPress setup and optimization - Automated trading support (MT4) - EX4 unlocking (remove expiry/demo/account locks) - Decompiling EX4 to MQ4 (complex files allowed) - MQL4 development and bugfixing - Forex bot troubleshooting 3. UGC Video Content: - Natural, vertical short-form videos (TikTok, Reels, Shorts) - Review-style or ad-style content with real delivery - Clear messaging, structure and tone to match your brand - Optional captions, hook variations and scriptwriting - Optimized formats for different platforms (vertical, square, landscape) 4. Translation & Content Services: - Multilingual translation (EN, FR, NL, ES, DE) - Content writing and story-driven copy - Scriptwriting and article editing Important for MT4-related services: - Always send the full file package (.ex4, .dll, .mqh if available) - Delivery is fast and always confirmed working before payment Payments via PayPal or Skrill receive a 25% discount on all services In general: I work fast, communicate clearly, and take pride in finding the best solution whether it’s tech-related, strategic, or creative. Let me know what you need help with. If it’s not listed here, there’s a good chance I can still help.

C#
Affiliate Marketing
Google Ads
UGC
Organic Traffic Growth
Content Creation
Marketing
Facebook Advertising
HTML
Advertising Illustration
WordPress
C++
Forex Trading
Reverse Engineering
MQL 4
MetaTrader 4
$80 hourly
Jonathan G.
- 0.0/5
- (3 jobs)
I'm a full stack developer with over 13 years of developing critical applications and rolling them out to production, both web and mobile. - I can help you with your development project from start to finish - If needed, I can come in on an existing project to help troubleshoot issues, performance bottlenecks or hard to track down bugs. - I'm also an active open source contributor, for example, I'm a maintainer at Dio, the most used Dart/Flutter library for api communication.

C#
Vue.js
Web Application
.NET Core
NServiceBus
Microsoft Azure
Xamarin
PostgreSQL
Redis
Flutter
Microsoft SQL Server
Dart
MySQL
$100 hourly
Manuel D.
- 0.0/5
- (0 jobs)
With over 10 years of experience in data and IT, I help businesses transform raw data into powerful, actionable insight. My journey began by automating repetitive tasks for my team, and it’s taken me all the way to leading data architecture in a hybrid cloud environment. ✅ What I bring to your project: 🧱 End-to-end Data Architecture – From raw ingestion to structured models and business-ready dashboards. ☁️ Cloud Migration Expertise – Designing scalable, cost-efficient data platforms on Azure and Snowflake. 📊 BI Development – Dashboards and reporting with Tableau, built for clarity and impact. ⚙️ Custom ETL Pipelines – Python, Azure Data Factory, SQL, and .NET to automate your workflows. ⏱️ Real-Time Data – Streaming IoT pipelines and analytics for immediate, revenue-driving decisions. 🔐 Governance & Compliance – Building reliable systems with auditability and data quality at the core. I’ve led initiatives that reduced hours of manual work to minutes, brought real-time capabilities to traditional businesses, and mentored cross-functional teams through data transformation. Whether you're a startup needing a future-proof data stack, or a mature business modernizing your infrastructure — I can help you make your data architecture smarter, cleaner, and ready to scale. 🎯 Let’s Talk If You Need: A hands-on data architect who can build AND guide. Clean, maintainable, scalable cloud-based data systems. A proactive freelancer who communicates clearly and delivers on time. I'm available for project-based work, technical consulting, or ongoing collaboration. I combine deep technical know-how with real-world business insight — and a bit of creativity from my musician roots, too. 🎸 Let’s unlock the full value of your data. Send me a message — I'm ready to help.

C#
React
Data Analytics
Snowflake
Cloud Application
Tableau
$100 hourly
Kaan C.
- 0.0/5
- (1 job)
I can do software and hardware engineering and occasional translations. I just want some money. Please don't make me fill up more of these profiles...

C#
Engineering & Architecture
C
Python Script
Electronic Workbench
C++
MATLAB
Python
$50 hourly
Lars P.
- 0.0/5
- (1 job)
I'm a game designer experienced in game based learning. I have been doing this by creating custom bite-sized games and courses from storyboarding, game design documentation to implementation in a game engine and restrospective upkeep.

C#
WordPress
3D Design
HTML
CSS
Sales Leads
Web Design
Game
Video Game
Game Prototype
Game Engine
Game Design Document
Game Design
Storytelling
$50 hourly
Kaan C.
- 0.0/5
- (0 jobs)
Experienced Golang Developer | Microservices | gRPC | SQL & NoSQL Hi there! I'm a passionate Golang developer with a bachelor’s degree in applied informatics and a strong background in backend development. I specialize in building scalable and efficient systems, whether it’s a single microservice or a complete distributed architecture. 💡 What I Bring to the Table: ✅ Golang Expertise – Writing clean, efficient, and well-tested Go applications. ✅ Unit & Integration Testing – Ensuring reliability through extensive test coverage. ✅ Database Experience – Proficient in SQL (MySQL, PostgreSQL) and NoSQL (MongoDB) databases. ✅ Microservices & gRPC – Designing and implementing microservices from scratch, including gRPC API endpoints. ✅ CI/CD Troubleshooting – While not my primary expertise, I persist until everything is running smoothly. ✅ Team Player & Knowledge Sharing – I thrive in collaborative environments and love exchanging insights with others. I’m always open to feedback and continuously looking for ways to improve. Let’s build something great together! 🚀 Looking for a dedicated Golang developer? Let’s connect!

C#
Microsoft Dynamics CRM
SQL
RabbitMQ
ASP.NET MVC
ASP.NET
PHP
Golang
MySQL
MongoDB
JavaScript
$35 hourly
Dwight S.
- 0.0/5
- (0 jobs)
I’m a software engineer with a strong background in .NET development, web technologies, and database management, specializing in juridical and financial applications. With a solid mix of backend and frontend expertise, I deliver robust, scalable, and efficient solutions. What I Offer: ✅ .NET Development – .NET Core, ASP.NET MVC, API development ✅ Frontend Development – Angular, JavaScript, jQuery, HTML, CSS ✅ Database Management – SQL Server, PostgreSQL, performance optimization ✅ System Migrations – Modernizing legacy .NET Framework applications ✅ Tech Consulting – Software architecture, best practices, and optimizations I’m detail-oriented, efficient, and focused on delivering high-quality, maintainable code. Whether you need a new application, feature enhancement, or bug fixing, I’m here to help. 📩 Let’s discuss how I can contribute to your project!

C#
jQuery
Vue.js
Bootstrap
Angular
Angular 2
CSS
HTML
Transact-SQL
Microsoft SQL Server
ASP.NET
ASP.NET Core
ASP.NET MVC
ASP.NET Web API
JavaScript
$40 hourly
Tatiana T.
- 0.0/5
- (0 jobs)
I began my journey as a Fashion Designer, but now I’m eager to explore new opportunities in the dynamic world of IT.

C#
Retail
Sales
Fashion Design
Communication Skills
Java
$65 hourly
Alper A.
- 0.0/5
- (0 jobs)
With almost 10 years of experience in the Microsoft stack, Alper is a reliable expert in software development. If you need expertise in .NET, Azure or ReactJS, then Alper is your guy. Professional, passionate and empathy for the customer are 3 keywords that would sumup Alper. - .NET - Azure - React

C#
Scrum
Microsoft Visual Studio
OAuth
Entity Framework
React
Microsoft Azure
Azure DevOps
.NET Core
.NET Framework
ASP.NET
$40 hourly
Quentin L.
- 0.0/5
- (0 jobs)
I studied at Henallux for my bachelor of Analyst Programmer. That followed with an internship at Avanade on with a project mixing challenges, new technologies and the chance to learn a lot with awesome people all around. Once my bachelor completed, I came back at Avanade to pursue that incredible experience and continue my learning journey. That's what drive me day to day, learning a bit more each day and offering the best I can in solving new challenges about IT. Today, I aim to improve and learn new skills by making my way in the industry. Today I am working in the banking system and looking to work on new projects

C#
Embedded System
.NET Core
React
Java
Finance
App Development
Script
Microsoft Azure
C++
C
$60 hourly
Bilal E.
- 0.0/5
- (0 jobs)
Brussels, BE Dedicated and motivated Full-Stack Developer with a Bachelor's degree in Computer Science, obtained in 2024. Proﬁcient in both front-end and back-end development, with a strong expertise in object-oriented programming. Demonstrates a solid foundation in building scalable and efﬁcient applications. Known for meticulous attention to detail and a strong team spirit, while also capable of working autonomously. OO Languages: Java (Spring), Python (Django), C/C#

C#
C
Angular
React
TypeScript
Node.js
JavaScript
.NET Core
Spring Boot
Django
Python
Java
$75 hourly
Maxime M.
- 0.0/5
- (0 jobs)
I’m a passionate software architect and technical leader based in Wallonia, Belgium, with over a decade of experience in .NET development, API design, and enterprise-grade software solutions. I specialize in end-to-end development: I don’t just write code — I design, build, deploy, and monitor the full lifecycle of modern applications. From backend architecture to production rollout and post-deployment observability, I ensure software is not only functional but reliable, scalable, and maintainable. Key strengths : - Leading .NET teams and mentoring developers - Architecting scalable backend systems - Building secure APIs and microservices - Implementing DevOps practices - Driving software craftsmanship and best practices - ... Whether I'm optimizing legacy systems, coaching teams, or architecting greenfield applications, my mission remains the same: build impactful software with clarity and purpose.

C#
Test-Driven Development
Scripting
Docker
DevOps
Leadership Skills
Solution Architecture
Python
CI/CD
.NET Stack
.NET Core
$50 hourly
Zain M.
- 4.9/5
- (9 jobs)
Areas of Expertise: Control, Robotics, Computer Vision, Game Development Research and Projects: 1. Simultaneous Localization and Mapping (SLAM) for Robotics - Developed advanced 2D graph-based SLAM solution for mobile robots and quadrotors using LIDAR technology. - Executed the project in collaboration with KARI (Korean Aerospace Research Institute), including the creation of a quadrotor simulator using Mavros and Gazebo. 2. Vine Robot Simulator for Humanitarian Assistance - Spearheaded the development of a Unity3D simulator for Stanford University's vine-like growing robot, aimed at enhancing disaster response scenarios. - Engaged in a research partnership between Stanford University and Koreatech under the US DOD – ROK MOTIE research program. 3. Innovative Vine Robot Teleoperation Interface - Designed and implemented a unique interface for real and simulated control of Vine Robot. - Introduced passive haptic feedback and improved situational awareness, aligning with the robot's anatomy for optimal usability. 4. Cutting-edge Ferro Fluid Tactile Device - Led the development of a tactile device using novel ferro-fluid mechanism, providing high-frequency vibrational cues and realistic haptic sensation. - Collaboration with Surgical Intuitive USA and Industrial Strategic Technology Development Program Korea for groundbreaking advancements in tactile technology. 5. BatPrac - Innovative Cricket Stroke Analysis Device** - Designed and implemented BatPrac, a groundbreaking tool that records and analyzes cricket batsmen's stroke play technique in real-time. - Pioneered the use of stroke play data analysis to provide comprehensive insights into technique and suggest improvements. Education: - PhD in Mechanical Engineering (Ongoing) - Master of Science in Mechanical Engineering - Bachelor of Science in Mechatronics Engineering Skills: - Programming:** Proficient in C, C++, Python (Beginner), Matlab, Qt - Robotics:** Expertise in ROS, Gazebo, Moveit, RViz, Unity3D - Electronics:** Skilled in Arduino IDE, MPLAB, Keil, Raspberry Pi, ARM - Modeling:** Proficient in Solidworks for precise modeling - Libraries and Frameworks:** Expertise in PCL (Point Cloud Library), g2o, KDL (Kinematics Dynamics Library), OpenHaptics, OpenCV, VISP, Chai3D, Git Highlights: - Delivered innovative solutions in cricket stroke analysis, SLAM technology, vine robot simulation, teleoperation interfaces, and tactile devices. - Collaborated with prestigious institutions and research programs, such as Stanford University and KARI. - Demonstrated expertise in a wide range of programming languages, robotics tools, electronics, and modeling software. - Academic achievements include an advanced degree in Mechanical Engineering and a solid foundation in Mechatronics Engineering.

C#
AMP Framework
Embedded System
Computer Science
Internet of Things Solutions Design
Raspberry Pi
Machine Learning
Robot Operating System
MATLAB
Robotics
Computer Vision
Game Development
C++
OpenCV
iOS
$25 hourly
Marius Cezar S.
- 5.0/5
- (1 job)
Hey, I am soon to be a full AI engineer. I am quickly adaptive to new environments and have good experience with coming up with quick and reasonable solutions. My work ethic is based on previous experiences with certain projects. My key to a good product is coming up with useful ideas rather than time squeezed solutions. Studies in AI engineering. Have good expertise with data science/management/manipulation, model building(NLP, Computer Vision, LLM), model fine-tuning and enhancement.

C#
Data Science
Data Annotation
Data Analysis
SQL
Python
AI Development
Machine Learning
$55 hourly
Daniel S.
- 0.0/5
- (0 jobs)
Driven individual with a passion for advanced technology, seeking opportunities to work in an innovative technology enterprise that will have a big positive impact on the worldwide community across various industries. Experienced in software engineering, data analytics, and working in teams, with skills in Java, C#, Elasticsearch, and much more! Fluent in English, Dutch, and Russian, facilitating effective communication in diverse international environments. Known for being customer-friendly, respectful, and detail-oriented, I strive for perfection and take a hands-on approach to my work. Let's connect and make a positive impact on a global scale.

C#
Kibana
HTML
Node.js
Bootstrap
CSS
TypeScript
Git
Angular
React
REST API
Python
PostgreSQL
Elasticsearch
Java
$40 hourly
Adam N.
- 0.0/5
- (0 jobs)
High quality and the Best service. I am a fullstack (Frontend and Backend) Developer who is passionate in creating fast, consistent, error-free solutions that impress and aid clients in their online needs. I push myself to create high quality work while keeping an eye for the most minute details to ensure a product that won’t fail. I’m skilled in a number of different areas, including (but not limited to): • Node.js, [login to view URL], NestJS, [login to view URL] • React, [login to view URL], Vue.js, WebGL, ThreeJS] • Cryptocurrency, C++, Solidity, [login to view URL], Python • PHP, Laravel, CodeIgniter, cakePHP, JavaScript, jQuery • TypeScript, [login to view URL], Git, CSS/Less/Sass/SCSS, HTML5 • Shopify, Shopify Theme, Shopify App Development As you can see, I have a wide variety of abilities that allow me to offer my clients the most complete freelance experience. I can take on short and long term projects, have a nose for finding issues in projects sketches and concepts, and am happy to work with my clients to collaboratively build a product that meets your vision while having the best possible efficiency and speed. If you’re interested, feel free to check out my reviews and ratings, or simply start a conversation! I’m available via Freelancer at any time, and will gladly jump straight into a conversation about my skills and how they translate to your project needs. Thanks for stopping by, and hope to hear from you soon!

C#
web3.js
Three.js
WebGL
Node.js
React
PHP
C++
TypeScript
Laravel
MongoDB
MySQL
PostgreSQL
$60 hourly
Kylian B.
- 0.0/5
- (0 jobs)
Experienced .NET Developer skilled in C# and moreover in the .NET environment with a strong background in software architecture. Proven success in independent API development and proficiency in technologies like ASP.NET and Entity Framework. A detail-oriented professional dedicated to delivering robust solutions and passionate about continuous learning and emerging technologies.

C#
Clean Architecture
Project Analysis
.NET Core
Software Development
Microsoft SQL Server
Entity Framework
.NET Framework
$30 hourly
Ali S.
- 0.0/5
- (0 jobs)
Senior Full Stack Software Engineer, with 6 years of experience in software development. Expert in C# / .Net. Advanced in microservices architecture, Angular.js, and Agile/SCRUM methodology. Experienced with React.js.

C#
Microsoft Visual Studio
CI/CD
Unit Testing
Kibana
Rhino Service Bus
RabbitMQ
.NET Core
Microservice
GitLab
Git
jQuery
HTML
JavaScript
SQL
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