NextAge developer coding in C#

Company specialized in C#

NextAge has 19 years of expertise in C# and .NET, applied to software projects and IT outsourcing for companies that want predictability and innovation.

+19 years of experience
+600 companies served
+150 professionals
+13 countries

What does a C# development company deliver?

See the types of projects NextAge delivers with a dedicated squad, fixed scope and guaranteed SLA. Understand when C# is the most solid technical choice for your roadmap.

C# logo
NextAge C# specialist
Enterprise systems and ERPs

C# leads the development of robust enterprise management systems, with native integration to relational databases and high reliability in mission-critical environments. NextAge builds and maintains internal systems, custom ERPs and management tools tailored to the client's operation.

Technologies: ASP.NET Core, Entity Framework Core, SQL Server, Dapper, Clean Architecture

Enterprise desktop applications

C# is the reference language for high-performance corporate desktop applications, used in environments that demand stability, local processing and deep Windows integration. NextAge builds and modernizes this kind of system for companies that rely on robust internal tools.

Technologies: WPF, WinForms, .NET MAUI, Windows Services, Active Directory

Cloud-native architecture on Azure

The .NET ecosystem integrates natively with Azure, making it possible to build scalable systems with automated deployment, high availability and optimized cost. NextAge designs microservices and serverless architectures ready to scale with the client's business.

Technologies: Azure App Service, Azure Functions, Azure Kubernetes Service (AKS), Azure DevOps, Docker

Legacy .NET system modernization

Old .NET Framework or VB.NET systems can be migrated to modern architectures without interrupting business operations. NextAge carries out the migration to .NET 8+, incremental refactoring and infrastructure modernization with controlled risk and full predictability.

Technologies: .NET 8, .NET Framework → .NET Core migration, Docker containerization, incremental refactoring

Microsoft ecosystem integration

C# is the natural choice for companies with an established Microsoft stack, enabling native integration between the systems, data and corporate tools already in use. NextAge connects Dynamics, SharePoint and Power Platform to the client's other systems, with traceable flows and no rework.

Technologies: Microsoft Dynamics 365, SharePoint, Power Platform, Azure Service Bus

APIs and system integration

APIs built in C# to connect internal systems, partners and third-party services securely and with consistent performance. NextAge guarantees versioning, robust authentication and monitoring in every integration delivered.

Technologies: ASP.NET Web API, gRPC, OAuth2, JWT, Swagger/OpenAPI

… and whatever else it takes for your digital transformation to happen now.

NextAge + C# solutions

Proprietary methodologies and specialized services to maximize results in your C# projects

Staff Augmentation

Allocation of specialist C# teams. Unlike the traditional model, you get senior developers, .NET architects, tech leads and QAs focused on automated testing, all managed by us. We guarantee continuous code review and enterprise C# architecture standards.

Choose it to scale C# teams without the risks of traditional staffing

Java.NET / C#JavaScriptTypeScriptPythonRubyPHPGoKotlinSwift
Spring BootDjangoFlaskFastAPIRuby on RailsLaravelReact.jsAngularVue.jsNode.js
NextAge specialist ready to talk about your C# project

Get the best C# developers on your project

Hundreds of C# projects delivered

We have a solid C# portfolio. Everything you need for software at the highest technical and strategic level.

Mockup of the health plan management system built for Benner
Benner

Rewrite in C# of a legacy Delphi system for managing the health plans of a national bank's employees. The result was gains in performance, security, usability and maintainability, plus automation of processes users used to do manually.

Services: Staff Augmentation

Want results like these in your company?

What sets our C# developers apart?

→ The differentials that made NextAge the number 1 choice of market leaders

Validated professionals

Our team is rigorously trained and validated before joining the project. You work with professionals who have already solved complex problems similar to yours.

Learning curve

Unlike traditional staffing, our teams are actively managed by us. Tech leads monitor developer performance and alignment with your goals, accelerating the learning curve.

Quality and testing culture

AI-powered automated testing, code review and CI/CD are part of our DNA. We deliver tested, production-ready code, reducing bugs and rework.

More agility

We adopt truly agile methodologies. Well-planned sprints, incremental deliveries and transparent communication. You follow progress in real time.

Knowledge as a foundation

Our C# developers also have experience with databases (SQL Server, PostgreSQL, MongoDB), cloud (Azure, AWS), DevOps and front-end integration (Angular, React, Blazor). A complete view of the ecosystem.

Cultural alignment

Our teams understand the context and culture of companies. Clear communication, productive meetings and natural alignment with technical and business stakeholders.

// ABOUT
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Why NextAge?

Learn our story →

Founded in 2007, NextAge was born to make software development more disruptive, human, and effective.

Innovation has always been at our core. We revolutionized the technology market with Staff Augmentation, our exclusive methodology that brings up to 40% more productivity to teams.

And we didn't stop there! We went further with NextFlow AI, a new way of developing that combines AI and human expertise in every line of code.

Today, we are the partner that transforms complexity into clarity and accelerates your operation with the best talent.

NextAge office

Learn more

Want to understand more about how NextAge can help your business? Explore articles from our blog, testimonials from our clients and our other services to carry out your digital transformation in the best way.

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Questions and answers

Which company specializes in C# development in Brazil?
NextAge is a Brazilian software house specialized in C# and .NET, with 19 years in the market and more than 600 projects delivered. The company works with team outsourcing, on-demand projects and modernization of legacy systems on the Microsoft stack.
How much does it cost to hire an outsourced C# developer?
The cost varies with seniority, scope and engagement model. NextAge offers a free, no-commitment assessment and presents a tailored proposal with the investment needed for the C# team or project you want.
How do you migrate a legacy .NET Framework system to modern .NET without stopping operations?
The migration is done incrementally, without interrupting operations. NextAge carries out this process with step-by-step refactoring, Docker containerization and gradual adoption of cloud infrastructure, keeping the system running throughout the transition.
Is it worth outsourcing C# developers or hiring an in-house team?
It depends on urgency, budget and the predictability the company is looking for. Outsourcing with a model like NextAge's Staff Augmentation eliminates labor risks and hiring red tape, delivering vetted teams ready to perform from day one.
Which companies use C# and .NET in Brazil?
C# is widely used by companies in the financial, healthcare, industrial and retail sectors that operate on the Microsoft ecosystem. NextAge has delivered C# projects for companies such as Benner and Senff, including health plan management and consumer credit systems.
How do I know if my C# system needs modernization?
Signs that modernization is needed include high technical debt, maintenance difficulty and a shortage of professionals for the version in use. NextAge runs a technical assessment with source code, performance and security analysis to identify this need.
How long does it take to hire a C# development team?
With a specialized vendor like NextAge, a C# team is usually allocated within a few weeks, since professionals go through prior technical validation before being assigned to projects.
Is it possible to add artificial intelligence to an existing C# system?
Yes. AI can be integrated into existing C# applications using frameworks such as Semantic Kernel and ML.NET, or by connecting the system to LLM APIs such as Azure OpenAI. NextAge carries out this kind of integration in enterprise .NET applications.
What is the difference between hiring a software house and outsourcing C# developers?
A software house delivers a closed project with defined scope and deadline, while outsourcing allocates professionals under the client's management. NextAge offers both models, adapting the approach to the client's maturity and need for control.
How does support for legacy C# systems work?
Support combines bug fixes, adjustments, evolutionary improvements and technical governance in a single ongoing contract. NextAge structures this service with a defined SLA and periodic reports on the system's health.

Have a C# project to get off the ground? NextAge guarantees delivery.