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English
$
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I will work for all kinds of complex projects in asp dot net csharp
Yasir Rehman
Level 1
5.0
5.0
About this gig
ASP.NET Core & C# Developer | .NET Expert | REST API Specialist | React & Next.js
Looking for a professional ASP.NET Core & C# developer to build secure, scalable, and high-performance web applications?
I specialize in modern .NET solutions (including .NET 8+ upgrades) with React & Next.js frontends, AWS cloud integration, and vibe coding for clean, efficient, and maintainable systems. I build custom software, SaaS platforms, ERP, CRM, CMS, eCommerce apps, and API-based solutions, fix coding issues, refactor legacy projects, and optimize performance.
Services include:
- ASP.NET Core (MVC, Razor Pages, Blazor)
- C# REST API development
- React & Next.js frontend
- AWS & cloud solutions
- Database design & optimization
- Authentication, security, bug fixing, and performance tuning
Why choose me?
4+ years .NET experience enterprise & startup projects clean scalable code fast & reliable delivery
Contact me for a custom, scalable software solution tailored to your business.
#aspnetcore #csharpdeveloper #dotnetdeveloper #react #nextjs #restapi #awsdeveloper #customsoftware #enterpriseapp #fullstackdeveloper #bugfixing #webdevelopment #saasdevelopment #vibecoding
Get to know Yasir Rehman
Yasir Rehman
Full Stack NET and React Developer, 5 Years Experience, SaaS ERP and AI Powered
Level 1
- FromPakistan
- Member sinceJun 2021
- Avg. response time1 hour
- Last delivery1 week
Languages
English, Urdu, Punjabi
🏅 Certified Full Stack Developer 💎 20+ Companies ✅ 40+ Projects 🐞 Bug-Fixing Specialist 💥 5+ Years 🤖 AI & Agentic Apps Expert
🌎 I'm Yasir Rehman, a full-stack developer specializing in ➡ C#, ➡ ASP.NET Core, ➡ Blazor, ➡ React JS, ➡ Next JS, ➡ Bootstrap, ➡ REST API, ➡ AWS, ➡ Azure, ➡ MSSQL, ➡ OpenAI, ➡ Agentic Apps, ➡ Vibe Coding, ➡ React Native, ➡ Flutter, and ➡ WhatsApp API.
I deliver scalable solutions for hospitality, real estate, e-commerce, transport, WhatsApp automation, business assessment & management.
💬 Message me — I respond fast and deliver on time!
My Portfolio
Other Software Development Services I Offer
FAQ
What types of projects can you build?
I develop custom web applications, SaaS platforms, ERP, CRM, CMS, eCommerce apps, and API-based solutions using ASP.NET Core, C#, React, and Next.js.
Can you upgrade my project to the latest .NET version?
Yes! I specialize in upgrading legacy .NET projects to the latest versions like .NET 8+ while improving performance, security, and maintainability.
Do you provide frontend development too?
Absolutely — I build modern, responsive frontends using React and Next.js, fully integrated with your backend.
Can you fix coding issues or optimize performance?
Yes, I offer bug fixing, code refactoring, performance optimization, and vibe coding for clean and maintainable architecture.
Do you work with cloud platforms like AWS or Azure?
Yes, I provide cloud integration, microservices, and scalable solutions on AWS and Azure, ensuring your app is secure and high-performing.
How do you handle custom software solutions?
I analyze your requirements, design a scalable architecture, and deliver a tailored, maintainable, and future-proof application.
How long does it take to complete a project?
Delivery depends on project complexity. I provide realistic timelines after reviewing your requirements to ensure quality and scalability.
Can you work on enterprise-level projects?
Yes, I have experience with startups and enterprise systems, building solutions that scale and meet professional standards.
Reviews
8 reviews for this Gig
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Rating Breakdown
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- Value of delivery
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T 
tayyabsaif92
Pakistan
I just tested the solution, and everything is working perfectly now! Your quick and efficient fix exceeded my expectations. I truly appreciate your professionalism and attention to detail in resolving this issue. It’s always a pleasure working with someone so skilled and reliable. Thank you for delivering such excellent work!
Up to $50
Price
2 days
Duration
D 
Seller's Response
Helpful?K kehagiem
Greece
Yasir Rehman is an exceptional software developer who truly exceeded expectations with his professionalism and code expertise. It was a pleasure working with him as he showcased a deep understanding of the project and quick responsiveness. Highly RECOMMEND! 👍
Up to $50
Price
5 days
Duration
D Seller's Response
Helpful?K kehagiem
Greece
Yasir is really pro
Up to $50
Price
1 day
Duration
D Seller's Response
Helpful?K kehagiem
Greece
he is really exeptional
$50-$100
Price
1 day
Duration
D Seller's Response
Helpful?R ryanfrhat
Israel
I have had the pleasure of working with Yasir Rehman, His expertise and dedication are truly impressive. He consistently deliver high-quality work, demonstrating a deep understanding of software development principles. I worked with him before and I will continue to do so.
$50-$100
Price
1 day
Duration
D Seller's Response
Helpful?
Reviews
8 reviews for this Gig
| (8) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
T tayyabsaif92
Pakistan
I just tested the solution, and everything is working perfectly now! Your quick and efficient fix exceeded my expectations. I truly appreciate your professionalism and attention to detail in resolving this issue. It’s always a pleasure working with someone so skilled and reliable. Thank you for delivering such excellent work!
Up to $50
Price
2 days
Duration
D Seller's Response
Helpful?K kehagiem
Greece
Yasir Rehman is an exceptional software developer who truly exceeded expectations with his professionalism and code expertise. It was a pleasure working with him as he showcased a deep understanding of the project and quick responsiveness. Highly RECOMMEND! 👍
Up to $50
Price
5 days
Duration
D Seller's Response
Helpful?K kehagiem
Greece
Yasir is really pro
Up to $50
Price
1 day
Duration
D Seller's Response
Helpful?K kehagiem
Greece
he is really exeptional
$50-$100
Price
1 day
Duration
D Seller's Response
Helpful?R ryanfrhat
Israel
I have had the pleasure of working with Yasir Rehman, His expertise and dedication are truly impressive. He consistently deliver high-quality work, demonstrating a deep understanding of software development principles. I worked with him before and I will continue to do so.
$50-$100
Price
1 day
Duration
D Seller's Response
Helpful?
