Hire C# Developers

Full-time dedicated C# developers with a proven track record in 72 hours!

Receive prequalified CVs

Our services

Full-cycle C# application development

Delivering reliable C# hybrid mobile apps and highly flexible cross-platform .NET Core apps, our team of C# experts will help you to implement secure and high-performance solutions to bring to the forefront startling results to your business.

Cloud-Native application development and Microsoft Azure services

To improve portability, scalability, and maintenance, we build cloud-native microservices-based, containerized .NET applications using Azure Container Services (AСS) with Docker Swarm or Kubernetes. By deploying applications with ACS, engineers at Altoros ensure high availability, fault tolerance, stable performance with zero downtime, and data security.

C# application migration

At Altoros, we provide the following application migration services:

Platform migration: For example, if your system is already running on Microsoft Azure, you can migrate to Amazon Web Services or vice versa.
Technology migration: In this case, you can migrate from ASP or ASP.NET to ASP.NET Core, etc.
Legacy software migration: You can migrate to an up-to-date version of a framework, e.g. from classic ASP to ASP.NET.

C# application modernization

Altoros brings a strategic shift by ensuring a brand-new life for business-critical legacy monoliths. C# modernization is performed with minimum or zero downtime, while satisfying your business requirements: uptime, scalability, resilience, performance, cost of support, maintainability, infrastructure utilization, etc.

C# application maintenance and support

Along with our solid expertise in .NET web frameworks and .NET-based products customization, extension, and integration, you will be provided with increased efficiency of your apps—from adding new features and functionality to database changes and optimization.

Remote full-stack C# developers

70% of our engineers are full-stack experts with 7+ years of experience in the IT industry that are proficient in front- and back-end development. With rich expertise in modern technologies, such as C#, ASP.NET MVC, VB.NET, .NET Core, WCF, Entity Framework, Angular, JavaScript, jQuery, AJAX, etc., we offer a risk-free trial period and team retention guarantee.

Get started with the best staff augmentation today
Hire today

Extend your in-house talent with C# experts

At Altoros, developers combine C# and .NET to establish server-side and client-side web-based applications

A free 2-week trial period/money-back guarantee

You do not have to pay if you are not satisfied with our work

Middle C# Developer
Professional skills

Languages: .NET, C#, JavaScript

Frameworks: .NET, ASP.NET MVC

Databases: MS SQL Server, PostgreSQL, Oracle APIs: Facebook, PayPal, USPS, Endicia, Google BigQuery

APIs: Facebook, PayPal, USPS, Endicia, Google BigQuery

5+ Years of experience
Senior C# Developer
Professional skills

Languages: C#, JavaScript, PL/SQL, SQL, Visual Basic .NET

Frameworks: .NET, ASP.NET, ADO.NET, WCF, LINQ, Telerik

Databases: Oracle

12+ Years of experience
C# Team Lead
Professional skills

Languages: C#, JavaScript, SQL, Visual Basic .NET

Frameworks: .NET, .NET Core, Angular 2, Entity Framework

Tools and technologies: Microsoft Visual Studio, Visual Studio Code, ASP.NET

Databases: MS SQL Server, MS SQL Azure

14+ Years of experience

Why choose Altoros as a C# development partner?

Hiring process within 72 hours. A quick hiring process at Altoros with zero cost helps you to deliver the project on time and focus on your business goals.

We offer you C# developers of any seniority with in-depth domain expertise.

Scalable team. You will have control over the team structure and can quickly scale the team up and down according to the project needs.

10+ years of experience in the Microsoft tech stack. The average expertise of the C# team at Altoros is 6–12 years.

Transparent Agile processes. Altoros employs a unique methodology of programmers’ performance assessment that provides transparency of individual input into the product development.

Our clients speak

Since the company's foundation in 2001, Altoros has gone a long way to build strong technology expertise that has received a lot of positive customer testimonials.

Our customer satisfaction rate is95%according to our NPS surveys held on a 3-month basis. Learn more about our customers.



“I would definitely recommend Altoros for software development projects. It has been a pleasure working with them. There is a huge commitment from the team. The code quality and communication are top-notch. Absolutely would recommend hiring Altoros for software needs.”

Landon Swan, Co-founder of Likefolio



“The remit of the Altoros ops folks is to locate and stabilize a malfunctioning service and report it to the engineering team. If they can't stabilize it, they have permission to wake us up, but that's only happened once.”

Laurie Voss, Cofounder and COO at npm


Doubled our customer base and rolled out several new product lines

“In collaboration with our in-house team, our Altoros contractors swiftly identified and articulated critical paths against our roadmap. Altoros contractors were able to dive in from day one and meaningfully contribute to our engineering organization.”

Alex Scott, Co-founder at Revere

Want to know the cost of your software project development?
Get an estimate

Why use C# for a web development project?

C# is a perfect choice for customers interested in developing highly scalable web apps and websites. Being an object-oriented programming language, C# is used to build and implement performance management software to monitor app states and take proactive measures to troubleshoot issues as they arise. In addition, C# comes with numerous libraries of objects, while the code is reusable to cut release cycles.

Hire C# developers at Altoros to leverage the expertise of top specialists who have worked on various niche-based projects.

Frequently asked questions

  • How to hire a cost-effective C# developer remotely?

    Altoros offers you to extend your in-house talent with our remote dedicated C# developers with proven experience in creating architecture, as well as building complete solutions, deploying to production, and performing operations management. Altoros is an expert at C# development with 20 years of experience. We have delivered more than 1400+ projects to global clients.

  • What is the cost of hiring C# developers?

    At Altoros the cost of hiring C# developers depends on the dedicated team model and project requirements. Contact us and we will send you the price estimate.

  • How to hire the best C# developer?

    At Altoros, we use C#, ASP.NET, .NET, and .NET Core for .NET systems, while delivering web, desktop, mobile, cloud, and IoT solutions remotely and onsite. Our C# developers have at least 5–10 years of industry experience. Hire a C# programmer at Altoros online on a monthly, part-time, hourly, or fixed cost basis as per requirement.

  • How to find the best company offering remote C# developers?

    At Altoros the most important issues that we put forward is

    • Quick C# developers onboarding
    • Proven development methodologies
    • Confidentiality
    • Dedicated development team scalability
    • Transparency in processes and reporting

    We select and hire only the top 3% of C# developers. Moreover, we have a client retention rate of 95% according to our NPS surveys held every 3 months.

  • How can I check the code quality my C# developer?

    At Altoros, we have a 95% satisfaction rate. Altoros is an ISO 9001 adherence organization. We adhere totally to the quality standards of its processes and match it with the standards of the co-development partner. Moreover, we usually start our engagements with a small pilot project, even just a few assignments for our customers to see how our development processes work, and if a customer is completely satisfied, we may proceed with a bigger project.

    To keep track of the effectiveness and performance, our customers receive access to the source code and builds as the project starts.

Still have questions?
Let’s discuss

Contact us and get a quote within 24 hours

Damian Castelli
Business Development Manager
Was this page helpful?