Expert Microsoft .NET Development Services for robust and secure web applications

In the ever-evolving digital landscape, the choice of technology for your web application development plays a pivotal role in determining its success. Microsoft .NET, a versatile and powerful framework, stands out as a prime choice for crafting web solutions that are not only stable but also fortified with robust security features. At Appstronauts, we specialize in harnessing the full potential of .NET to empower your digital vision.

Why entrust your web application development to .NET?

Beyond its popularity and extensive developer community, .NET offers a multitude of advantages that align seamlessly with modern business requirements.

Its scalability, reliability, and security features provide a solid foundation for crafting solutions that not only meet but exceed user expectations. Whether you’re building a corporate website, an e-commerce platform, or a complex enterprise application, .NET’s versatility ensures that your project is in capable hands.

Choose a long-term, reliable partner for .NET web app development

Smooth process

We organize projects with Scrum, working in two-week periods called sprints. After each sprint, we meet during a video conference and present the progress.


We admire open communication and transparency. You receive access to Jira, where you can track our progress and check timesheets. We communicate easily via Slack.


Along with the contract, we sign an NDA and IP rights are transferred to you. We take special care of data protection. Your business, idea and rights are safe.


During workshops and research, we work together to know your idea, market and audience inside out. We’d like to be your partner and advise you on the best growth directions.

Scalable infrastructure

Your app needs scalable, secure and reliable infrastructure to provide flawless experience and carry the highest users pikes. Our skilled backend developers take care of that.

Delivering quality

Quality is crucial for the success of your web app, so QA specialists are assigned to your project from the earliest stage. We prevent issues and make sure your product will be bug-free.

Dedicated team

We provide you with a dedicated web app development team. It consists of UX/UI designers, frontend developers, backend developers, QA specialists and a Project Manager. We can scale it up or down in compliance with your needs.

.NET Development Services

Utilizing Microsoft .NET framework, our developers specialize in creating stable and secure applications for web, mobile, and desktop platforms. Microsoft’s renowned technology is a popular choice among institutions such as banks, the investment industry, and FinTech companies. These industry leaders consistently opt for .NET development services to build robust enterprise applications.

.NET seamlessly integrates with the cutting-edge Microsoft Azure Cloud, enabling us to swiftly establish scalable infrastructure for your application. Our developers leverage project templates, assets, and built-in functionalities to streamline coding, ensuring efficient project delivery.

We offer you the expertise to develop feature-rich, secure, and user-friendly web applications with .NET. Hire our dedicated .NET development team, experienced in delivering intricate web solutions for both startups and enterprises, and leverage the power of this technology.



ASP.NET Core & ASP.NET were rated as one of the most loved web frameworks in the survey conducted among developers by Stack Overflow in 2021. Not only developers are in love with .NET but huge companies as well and invest massively in the .NET ecosystem. Why? 

 Flexibility, security, and performance of the ASP.NET Core framework,

.NET 6 is a LTS (long-term support) release for the next 3 years,

.NET Framework Popularity


ASP.NET Core supports a wide range of programming languages such as C#, F#, Python, etc.,

.NET is compatible with various operating systems including macOS, Apple Silicon, Windows Arm64,

.NET Framework comes with an enhanced security system – some of them include CAS leveraging full trust code, RCR (Runtime Code Regions), Structured Exception Handling Protector – which makes it difficult to inject malicious attacks into applications.


.NET is widely used by banking, the investment industry and enterprises


Templates allow developers to minimize coding and deliver projects more efficiently


Microsoft .NET is perfect for building stable and secure web applications


Creating cloud infrastructure with .NET and Microsoft Azure Cloud is easy

Check out other technologies

.NET development – FAQ

What is .NET development, and why should I consider it for my project?

.NET framework development is the process of building software applications using the Microsoft .NET framework. It’s a versatile and secure technology widely used in industries like finance and banking. Choosing .NET ensures stability, security, and scalability for your project.

What types of applications can be developed using .NET?

.NET is incredibly versatile. It can be used to develop web applications, mobile apps, desktop software, and even cloud-based solutions. Whether you need a website, a mobile app, or a complex enterprise system, .NET can handle it.

How does .NET work with Microsoft Azure Cloud, and why is it beneficial?

.NET framework seamlessly integrates with Microsoft Azure Cloud, allowing for rapid deployment of scalable infrastructure. This synergy means your application can handle varying workloads, ensuring optimal performance and cost-efficiency.

Is .NET cross-platform framework?

Yes. .NET framework allows to write a code that runs natively on any compatibile OS.

What are the benefits of custom software development with .NET?

.NET is a cross-platform framework which means that with a single codebase, your application will run on multiple platforms. Moreover, .NET is an open-source platform that offers free access to all users with a simple installation procedure and modular deployment. What is more, a huge advantage of .NET is its high security.

How can I hire your .NET development team for my project?

Hiring our .NET development team is simple. Just get in touch with us via the provided contact information, and we’ll guide you through the process. We’ll discuss your project requirements, timelines, and budget, and create a tailored solution to meet your needs.

Looking for a .NET developer?

Hi, my name is Rado. I’d love to hear about your project.
Let’s take this journey together!

What is .NET?

.NET is a software development framework developed by Microsoft. It provides a comprehensive and consistent programming model for building various types of applications, including web applications, desktop applications, mobile apps, cloud-based services, and more. .NET is designed to be versatile, secure, and scalable, making it a popular choice for developers and organizations worldwide.

Common .NET Applications

.NET applications include mayny areas of software development, some of them are:

  • Web Applications – create web services and applications that run on Windows, macOS, Linux and Docker,
  • Desktop Applications – build highly efficient desktop apps for Windows and macOS,
  • Mobile Applications – develop mobile apps for Android, Windows and iOS using only a single codebase,
  • Microservices – desing microservices that run independently from one another and are easy to deploy on Docker containers,
  • Machine Learning – enhance your application with machine learning solutons using .NET.


Key Features

Our .NET development services are underpinned by key features that set us apart:

  • Experienced Development Team: A seasoned team of .NET developers with a deep understanding of the framework.
  • Cutting-edge Technology Stack: We stay ahead of the curve with the latest .NET technologies and tools.
  • Agile Methodologies: Agile practices drive our development process, ensuring flexibility and adaptability.
  • Quality Assurance: Rigorous testing and quality checks guarantee code excellence.
  • Timely Delivery: We understand the value of time; your project will be delivered punctually.
  • Ongoing Maintenance: Post-launch, we provide reliable maintenance and support to keep your application running smoothly.

Hire dedicated .NET developers

Our experienced team of .NET developers is based in Poland but works with clients all around the world. Working with Appstronauts you get the highly skilled and experienced specialists who can support your development process and advise on best approaches, solutions and outcomes.