Summary: We are seeking a skilled .NET Developer to design, develop, and maintain high-quality web and backend applications using Microsoft .NET technologies and modern practices. Highlights: 1. Opportunity to work on modern technologies and enterprise-level applications 2. Collaborative and growth-focused work environment 3. Long-term project opportunities **Job Title:** Senior .NET Developer **Location:** Brazil Remote **Employment Type:** Contract **Client Domain:** HRMS (Human Resource Management System) applications for public sector organizations Job Summary We are looking for a skilled **.NET Developer** to design, develop, and maintain high\-quality web and backend applications. The ideal candidate will have strong experience with Microsoft .NET technologies, API development, database management, and modern development practices. You will collaborate closely with cross\-functional teams to deliver scalable and secure solutions. Key Responsibilities * Design, develop, test, and maintain applications using **.NET Framework / .NET Core** * Develop **RESTful APIs** and backend services * Build and maintain web applications using **ASP.NET MVC / Web API** * Write clean, scalable, and efficient code following best practices * Work with databases such as **SQL Server**, including writing complex queries and stored procedures * Participate in code reviews, debugging, and performance optimization * Collaborate with frontend developers, QA, and business stakeholders * Follow Agile/Scrum methodologies for development and delivery * Ensure application security, scalability, and reliability Required Skills \& Qualifications * Strong experience in **C\# and .NET Framework / .NET Core** * Hands\-on experience with **ASP.NET, MVC, Web API** * Strong knowledge of **SQL Server** (queries, views, procedures) * Experience with **Entity Framework / LINQ** * Understanding of **OOP concepts and design patterns** * Experience with **Git / Azure DevOps / CI\-CD pipelines** * Familiarity with Agile development methodologies * Strong problem\-solving and communication skills Preferred / Nice\-to\-Have Skills * Experience with **Azure (App Services, Azure SQL, Functions)** * Frontend experience with **Angular / React / JavaScript** * Knowledge of **Microservices architecture** * Experience with **Docker / Kubernetes** * Exposure to **Unit Testing frameworks** (NUnit, xUnit, MSTest) Education * Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience) What We Offer * Competitive compensation * Long\-term project opportunities * Collaborative and growth\-focused work environment * Opportunity to work on modern technologies and enterprise\-level applications