.NET DEVELOPMENT SERVICES

Build Better Business Software with .NET

Custom web applications, APIs, Blazor solutions, modernization, and deployment support for businesses that need dependable software.

Talk to a .NET Developer → Explore Services
11+ years of .NET experience • New & existing applications
DotNetExpert.cs
public class BusinessApplication public string Platform => ".NET"; public string API => "ASP.NET Core"; public string UI => "Blazor"; public string Data => "EF Core + PostgreSQL"; // Build • Modernize • Maintain
Application ready for development
APPLICATION MODERNIZATION

Modernize Your Existing .NET Application

Upgrade the framework, refresh dependencies, improve performance, modernize the interface, and extend an existing application without automatically starting from scratch.

Explore Modernization → Discuss Your Application
DEVELOPMENT TO PRODUCTION

From .NET Development to Production

Get practical support across development, IIS, Azure, VPS hosting, domains, SSL, CI/CD, and production deployment.

Explore Deployment → Get in Touch
WHO WE ARE

.NET Development Experience Built Around Real Business Applications

11+ years of .NET experience New & existing applications

DotNet Expert provides custom .NET development services for businesses that need reliable software solutions and experienced development support.

We work across C#, ASP.NET Core, Blazor, Web API, Entity Framework Core, MVC, and relational databases. From a new business application to an existing system that needs improvement, the work starts with understanding the requirements and the technical problem.

You can work with us for a complete development project or bring us into an existing team when additional .NET expertise is needed.

C#ASP.NET CoreBlazorWeb APIEF Core
OUR EXPERIENCE

DotNet Expert in Numbers

Practical .NET development experience across client projects and ongoing software work.

11+

Years of .NET Experience

Building and improving business applications with .NET.

125+

Clients Served

Working with clients on their software needs.

17,000+

Hours Worked

Hands-on time spent developing software solutions.

WHAT WE DO

.NET Development Services for New and Existing Applications

Choose the support you need—from a complete application to a focused development, modernization, API, or deployment engagement.

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Custom .NET Web Application Development

Build business applications around your workflows, users, integrations, and requirements using modern .NET technologies.

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C#

ASP.NET Core Development

Develop maintainable web applications, backend systems, REST APIs, and business services with C# and ASP.NET Core.

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BLAZOR

Blazor Development

Create interactive business applications with Blazor Server or Blazor WebAssembly using C# and .NET.

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.NET Application Modernization

Upgrade older applications, update dependencies, improve performance, modernize interfaces, and prepare systems for current technologies.

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Web API Development

Build and integrate REST APIs for web applications, mobile applications, third-party systems, and internal platforms.

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Web Deployment & DevOps

Deploy and maintain .NET applications using IIS, Azure, VPS hosting, CI/CD, domains, SSL, and deployment technologies.

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DB

Database Development & Optimization

Design, optimize, and maintain SQL Server and PostgreSQL databases for reliable application performance and data access.

Discuss your database ↗
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Third-Party API Integration

Connect your application with payment gateways, e-commerce platforms, external services, and business APIs.

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INDUSTRIES

Software for Different Business Workflows

Development experience across applications with different users, processes, integrations, and data requirements.

Finance & Financial Services Data-driven business applications and financial workflows.
Education Learning, management, and education-focused platforms.
Retail & Distribution Inventory, sales, purchasing, and business operations.
E-commerce Online business systems, integrations, and supporting APIs.
CRM & Customer Management Customer relationships, workflows, reporting, and business processes.
Payroll & Business Operations Business workflows for payroll, employee management, and operational processes.
.NET
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FLEXIBLE DEVELOPMENT SUPPORT

Need an Experienced .NET Developer?

Add experienced .NET development support to your project without changing your existing workflow. Get help with new features, bug fixing, maintenance, API development, Blazor, database work, modernization, performance, or deployment.

Hire a .NET Developer →
WHY .NET

A Mature Platform for Business Software

.NET provides a broad ecosystem for building, maintaining, integrating, and extending modern business applications.

Mature Development Ecosystem

Suitable for web applications, APIs, enterprise systems, and business software.

Strong C# Ecosystem

A strong foundation for business logic, APIs, backend services, and modern applications.

Flexible Architecture

Supports different application architectures and development approaches based on requirements.

Long-Term Maintainability

Well-designed applications can be maintained, extended, and modernized as requirements change.

HOW WE WORK

From Requirements to Production

A practical process keeps development focused on business requirements and technical needs.

Understand

Discuss requirements, users, workflows, existing systems, and technical challenges.

Plan

Identify architecture, technologies, database approach, and development priorities.

Develop

Build features incrementally with maintainable code and practical requirements.

Test

Test functionality, integrations, performance, and important application workflows.

Deploy

Prepare and deploy the application to the appropriate hosting environment.

Improve

Continue with maintenance, new features, optimization, and modernization.

Legacy
→
Modern .NET
EXISTING APPLICATIONS

Improve Your Existing .NET Application

You may not need to rebuild your application from scratch.

We can work with an existing codebase to fix technical issues, add new features, improve performance, update dependencies, modernize the user interface, upgrade the .NET framework, improve database performance, or improve deployment.

  • Framework and dependency upgrades
  • Performance and database improvements
  • UI and application modernization
  • New features and API development
  • Deployment and production improvements
Modernize Your Application →
TECHNOLOGY STACK

Tools We Use to Build and Support

Technology choices are based on the application's requirements, architecture, performance needs, and long-term maintenance.

C#

Languages & Frameworks

C#.NETASP.NET CoreASP.NET MVCWeb APIBlazorRazor Pages
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Frontend Technologies

HTMLCSSJavaScriptBootstrapTailwind CSS
DB

Databases & Data Access

SQL ServerPostgreSQLMySQLOracleEF CoreDapper
CI

Development & Deployment

GitAzure DevOpsGitHub ActionsRedisElasticsearchIISAzureVPS
WHY DOTNET EXPERT

Experienced .NET Support Across the Application Lifecycle

11+ Years

.NET Experience

Hands-on .NET development experience across C#, ASP.NET, ASP.NET Core, Blazor, databases, APIs, and business applications.

Focused on .NET

Development work centered around Microsoft .NET technologies and the C# ecosystem.

New & Existing Applications

Start a new application or improve an existing codebase that needs support or modernization.

Practical Approach

Focus on requirements, maintainability, performance, and the actual needs of the application.

Flexible Engagement

Support for complete projects, features, maintenance, modernization, or additional development capacity.

Development to Deployment

Support can continue from application development through deployment and production improvements.

SELECTED EXPERIENCE

Business Applications We Have Worked With

Examples of application areas represented in our development experience.

01 FINANCE

Financial Applications

Business and financial software with data-intensive workflows and reporting.

View experience
02 BUSINESS

CRM Systems

Customer, workflow, integration, and business management functionality.

View experience
03 RETAIL

Inventory Management

Sales, purchasing, stock, reporting, credit, and business operations.

View experience
04 EVENTS

Conference Management

Registration, management workflows, authentication, and supporting services.

View experience
05 EDUCATION

E-learning Platforms

Learning-focused applications and management workflows.

View experience
06 OPERATIONS

Business Management Applications

Custom software designed around specific operational requirements.

View experience
FAQ

Frequently Asked Questions

Common questions about .NET development, existing applications, modernization, APIs, databases, deployment, and ongoing support.

We develop business web applications, REST APIs, Blazor applications, internal systems, portals, SaaS platforms, integrations, and other custom solutions using C# and modern .NET technologies.

Yes. We can work with an existing codebase to fix issues, add features, improve performance, update dependencies, optimize databases, modernize the interface, or prepare the application for future development.

Yes. We build and maintain applications with ASP.NET Core, Blazor Server, Blazor WebAssembly, Web API, Entity Framework Core, and related .NET technologies.

Yes. Modernization can include framework upgrades, dependency updates, architecture improvements, UI modernization, database optimization, performance work, and deployment improvements without automatically rebuilding the entire application.

Yes. We develop REST APIs and integrate .NET applications with payment gateways, e-commerce platforms, external services, mobile applications, and other business systems.

We work with SQL Server, PostgreSQL, MySQL, and Oracle, along with Entity Framework Core and Dapper for data access where appropriate.

Yes. We support .NET deployment to IIS, Azure, and compatible VPS environments, including domains, SSL, application configuration, database connectivity, and CI/CD where required.

Yes. We can provide additional .NET development capacity for new features, bug fixing, APIs, Blazor work, database tasks, modernization, performance improvements, and deployment.

Yes. Ongoing support can include application updates, bug fixes, new features, dependency upgrades, performance improvements, database work, deployment, and production troubleshooting.

Share your project requirements, current application challenges, or the work you need completed. We can then review the scope and discuss the most practical next step.
Let's Work Together

Have a project in mind? Let's build something that works for your business.

Tell us about your project, requirements, or technical challenges. We'll help you explore the right solution and next steps.

Clear Communication Stay informed throughout the project
Practical Solutions Focused on your actual business needs
Experienced Team Professional development experience
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Let's discuss your project

Whether you have a new idea or need help with an existing application, we're here to help.

Get in Touch No obligation · Let's talk about your project