Enterprise-Grade .NET Development ServicesThat Drive Business Success

Unlock the power of Microsoft technologies with our expert .NET development services. Get robust, flexible, and secure applications ranging from cloud-native microservices to modernized legacy systems. As a trusted .NET development company, we deliver tailored solutions designed to accelerate growth and maximize ROI. 

Trusted Excellence

200+ Successful .NET Projects Delivered
Microsoft-Certified Partner with Skilled Azure & AWS Architects
Full-Stack .NET & Cloud Expertise

.NET Development Services We Offer

Custom .NET Application Development

Tailored enterprise apps with ASP.NET Core, Blazor, and .NET Framework.

Web & Real-Time Apps

Scalable platforms, dashboards, and live interaction solutions via ASP.NET development services.

APIs & Microservices

Lightweight, containerized services using full-stack .NET development.

Mobile & Cross-Platform Apps

Xamarin-based solutions with strong .NET backend development for mobile apps.

Cloud & Backend Integrations

ASP.NET Core systems integrated with Azure, AWS, and databases.

Flexible .NET Engagement Models

Custom .NET Development

Ideal For

New enterprise-grade applications

What's Included

End-to-end architecture, features, and UI/UX design

Microservices & API Delivery

Ideal For

Modular, scalable backends

What's Included

REST APIs, containerization, and CI/CD pipelines

Legacy Modernization

Ideal For

Older .NET apps

What's Included

Refactoring, performance optimization, cloud migration

Mobile via Xamarin

Ideal For

Cross-platform mobile projects

What's Included

Xamarin apps with backend integration

Industry-Centric .NET Solutions

  • Healthcare

    HIPAA-compliant web and mobile platforms built with .NET development services.

  • Finance

    Secure banking and transaction systems with Azure integration and custom .NET application development.

  • Manufacturing & Logistics

    Real-time monitoring and IoT-enabled dashboards.

  • Enterprise Systems

    ERP, CRM, intranet, and workflow modules in .NET.

Client success Stories

Explore Our Case studies
Global Finance Platform
  • Seasia modernized legacy systems into scalable ASP.NET Core and Azure architectures, boosting performance and reliability.
Healthcare SaaS Solution
  • Built HIPAA-compliant platforms for patient management and telehealth with custom .NET application development.
Logistics & Supply Chain App
  • Developed real-time dashboards and Xamarin mobile apps, enabling seamless cross-platform engagement.

  • Screen Damage Detection Software
  • Bike Riding App
  • Child Care Management System
  • Realesta (Real Estate Platform)
  • Healthcare App – Dr. First
  • Virtual Dressing Room (AR & AI-based)
  • Election Management Software
  • Custom Uniform Builder Tool
  • DMV Software

Screen Damage Detection Software

Web AppMobile App

A unified, enterprise-grade suite of proprietary AI tools that accelerates software delivery, enhances system reliability.

Case Study Details

Our .NET Development Process

  • Discovery & Planning

    Define use cases, tech stack, and business goals for .NET development services.

  • Architecture & Design

    Build scalable microservices or modular monoliths with clean design patterns.

  • Development & Optimization

    Apply SOLID principles, async programming, caching, auto-mapping, and compression for efficient .NET development.

  • CI/CD & Testing

    Agile delivery, test-driven development, DevOps practices, and automated pipelines.

  • Deployment & Support

    Launch on Azure/AWS, track performance, and provide ongoing maintenance and updates.

Technologies & Tools We Excel In

Tech Ecosystem

What They Say

A unified, enterprise-grade suite of proprietary AI tools that accelerates software delivery, enhances system reliability, and significantly reduces time A unified, enterprise-grade suite of proprietary AI tools that accelerates software delivery, enhances system reliability, and significantly. Read More

Danny Trichter

Danny Trichter

CEO, Accessibility Checker, Israel

A unified, enterprise-grade suite of proprietary AI tools that accelerates software delivery, enhances system reliability... Read More

Danny Trichter

Danny Trichter

CEO, Accessibility Checker, Israel

A unified, enterprise-grade suite of proprietary AI tools that accelerates software delivery... Read More

Danny Trichter

Danny Trichter

CEO, Accessibility Checker, Israel

A unified, enterprise-grade suite of proprietary AI tools that accelerates software delivery, enhances system reliability... Read More

Danny Trichter

Danny Trichter

CEO, Accessibility Checker, Israel

A unified, enterprise-grade suite of proprietary AI tools that accelerates software delivery, enhances system reliability... Read More

Danny Trichter

Danny Trichter

CEO, Accessibility Checker, Israel

Insights & Resources

Mobile App Development-

11 Best NFC Payment Apps That Provides An Extra Layer Of Security

Integral To Each Contactless Mobile Activity Is A Small Microchip.

Fintech Software Development-

Developing Secure & Scalable AI-Driven…

91% Of Managers Are Currently (54%) Or Planning To (37%) Use AI Within Their Investment Strategy

June 24, 2025

Fintech Software Development-

Developing Secure & Scalable AI-Driven…

91% Of Managers Are Currently (54%) Or Planning To (37%) Use AI Within Their Investment Strategy

June 24, 2025

Fintech Software Development-

Developing Secure & Scalable AI-Driven…

91% Of Managers Are Currently (54%) Or Planning To (37%) Use AI Within Their Investment Strategy

June 24, 2025

Fintech Software Development-

Developing Secure & Scalable AI-Driven…

91% Of Managers Are Currently (54%) Or Planning To (37%) Use AI Within Their Investment Strategy

June 24, 2025

Frequently asked questions

Why choose .NET for enterprise apps?
Secure, high-performance, cross-platform, with mature tooling and Microsoft support.
How much does a .NET project cost?
Project costs vary based on scope, complexity, and timeline. A typical enterprise .NET application ranges from $50,000 to $500,000+. Factors include custom features, integrations, team size, and ongoing maintenance needs. We provide detailed estimates after understanding your specific requirements.
Can you modernize existing legacy .NET systems?
Yes, we specialize in modernizing legacy .NET applications. Our approach includes migrating from .NET Framework to .NET Core/.NET 8, refactoring monolithic architectures to microservices, implementing cloud-native patterns, and upgrading outdated dependencies while maintaining business continuity.
Which practices ensure high-quality .NET code?
We follow industry best practices including SOLID principles, clean architecture patterns, comprehensive unit and integration testing, code reviews, static code analysis, continuous integration/deployment pipelines, and adherence to Microsoft's coding standards. We also implement security scanning and performance profiling throughout development.
Do you support deployments on Azure?
Absolutely. We have extensive experience deploying .NET applications on Azure using services like Azure App Service, Azure Kubernetes Service (AKS), Azure Functions, and Azure DevOps. We handle everything from infrastructure setup, CI/CD pipeline configuration, scaling strategies, to monitoring and security implementation.

Ready to Build Your Next .NET Solution?

From high-performing enterprise systems to next-gen mobile apps with Xamarin, Seasia Infotech is your trusted partner for reliable, scalable, and secure .NET backend development for mobile apps.Â