I will build custom saas web apps using dotnet, react, and ai
About this gig
Looking for an experienced developer to build a custom web application, SaaS platform, or AI-powered solution? I specialize in .NET Core, React, Angular, Azure, and AI integrations, delivering secure, scalable, and reliable software tailored to your business needs.
Services
- Custom SaaS and business application development.
- Full-stack development using React, Angular, and ASP.NET Core.
- Database design using SQL Server, PostgreSQL, and NoSQL.
- Integrate AI services such as OpenAI, Anthropic Claude, Google Gemini, and other AI platforms to build intelligent, AI-powered features.
- REST API development and third-party integrations.
- Azure cloud deployment and CI/CD pipelines.
- Bug fixing, performance optimization, and maintenance.
Why Choose Me?
- 7+ years of professional software development experience, including technical leadership.
- Strong expertise in .NET, React, Angular, SQL, and Azure.
- Clean, maintainable code following industry best practices.
- Focus on security, performance, and scalability.
- Clear communication and regular progress updates.
Whether you're building a new product, improving an existing application, or integrating AI into your business, let's turn your ideas into rel
Respect third-party rights
Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.
Get to know Ayesh Nipun
Team lead and a senior developer with 7 years of industry experience
- FromSri Lanka
- Member sinceApr 2017
- Last delivery11 months
Languages
English, Swedish, Spanish, German
FAQ
What technologies do you work with?
I primarily work with ASP.NET Core, React, Angular, JavaScript, TypeScript, SQL Server, PostgreSQL, and Microsoft Azure. I also provide AI integrations using OpenAI APIs.
Can you develop a complete web application from scratch?
Yes! I can handle the entire development process, including frontend, backend, database design, API integration, and cloud deployment.
Can you work on an existing application?
Absolutely! I can fix bugs, implement new features, improve performance, refactor existing code, and integrate third-party services.
Can you integrate AI features into my application?
Yes! I can integrate AI capabilities using services such as OpenAI, Anthropic Claude, Google Gemini, and other AI platforms. This includes AI-powered chatbots, virtual assistants, intelligent document processing, content generation, workflow automation, and custom AI integrations tailored to your bu
Do you provide hosting and deployment services?
Yes. I can deploy applications to Microsoft Azure and help configure cloud infrastructure, CI/CD pipelines, and deployment environments.
Can I contact you before placing an order?
Definitely! I encourage you to contact me before ordering so we can discuss your requirements, technical details, project scope, and estimated timeline.
8 reviews for this Gig
| (8) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
S sheppied008

United Kingdom
Once again, Ayesh has delivered on time and I'm more than happy to recommend him.
$200-$400
Price
7 days
Duration
A Seller's Response
Helpful?S sheppied008

United Kingdom
Ayesh applied his exceptional talent in Azure and React to embed the 3D Scenes Studio UI (part of Azure Digital Twins) into an Azure Web App, which was integrated into a Base44 web app. He also created step-by-step documentation for this configuration. I was particularly impressed by his ability to pivot...
$200-$400
Price
7 days
Duration
Helpful?S synergyinsure

United States
He did an outstanding job communicating. When he needed something from me he communicated it very clearly so I knew exactly what I needed to do. Made recommendations for things that I didn't know anything about. An overall outstanding job.
$200-$400
Price
6 days
Duration
Helpful?P philip_becker

United Kingdom
Exceptional assistance with my project
$50-$100
Price
4 days
Duration
A Seller's Response
Helpful?S srijangoel

Canada
Ayesh was super helpful and knew the Azure workspace very well. He was very professional and always ready to help/revise the product until it met the requirements. He also taught me about Azure while delivering the product.
$100-$200
Price
5 days
Duration
Helpful?
8 reviews for this Gig
| (8) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
S sheppied008

United Kingdom
Once again, Ayesh has delivered on time and I'm more than happy to recommend him.
$200-$400
Price
7 days
Duration
A Seller's Response
Helpful?S sheppied008

United Kingdom
Ayesh applied his exceptional talent in Azure and React to embed the 3D Scenes Studio UI (part of Azure Digital Twins) into an Azure Web App, which was integrated into a Base44 web app. He also created step-by-step documentation for this configuration. I was particularly impressed by his ability to pivot...
$200-$400
Price
7 days
Duration
Helpful?S synergyinsure

United States
He did an outstanding job communicating. When he needed something from me he communicated it very clearly so I knew exactly what I needed to do. Made recommendations for things that I didn't know anything about. An overall outstanding job.
$200-$400
Price
6 days
Duration
Helpful?P philip_becker

United Kingdom
Exceptional assistance with my project
$50-$100
Price
4 days
Duration
A Seller's Response
Helpful?S srijangoel

Canada
Ayesh was super helpful and knew the Azure workspace very well. He was very professional and always ready to help/revise the product until it met the requirements. He also taught me about Azure while delivering the product.
$100-$200
Price
5 days
Duration
Helpful?

