Senior .NET Developer - C#, APIs, SQL & Azure

Ampstek; Paris; On-site; EUR 65,000 - 100,000; Full time

Job summary

Ampstek in Paris is seeking an experienced .NET Developer to design, develop, test, and maintain scalable web applications and backend services. You will work on RESTful APIs, SQL Server databases, and cloud-augmented pipelines.

Candidates should have 5+ years in .NET, strong C# with ASP.NET Core, EF, OO/design patterns, and experience with Git, CI/CD, and Agile teams. Knowledge of Azure is a plus.

Qualifications

• 5+ years of experience in .NET development.
• Strong C# and ASP.NET Core / .NET Core experience.
• Hands-on experience with REST APIs / Web APIs.
• Strong SQL Server knowledge.
• Experience with Entity Framework / EF Core.
• Good understanding of OOP, design patterns, and SOLID principles.
• Experience with Git and Agile development.

Responsibilities

• Develop and maintain applications using C#, .NET Core / .NET 6+ and ASP.NET.
• Build and integrate RESTful APIs and web services.
• Work with SQL Server for database development, queries, and optimization.
• Implement clean, scalable, and secure code following software development best practices.
• Perform unit testing, debugging, and performance optimization.
• Participate in code reviews and Agile/Scrum ceremonies.
• Collaborate with architects, business analysts, QA, and other development teams.
• Work with Git, CI/CD, and cloud platforms such as Azure.

Skills

.NET development

C# / ASP.NET Core

REST APIs

SQL Server

Entity Framework

OOP & SOLID

Git & Agile

Job description

Ampstek in Paris is seeking an experienced .NET Developer to design, develop, test, and maintain scalable web applications and backend services. You will work on RESTful APIs, SQL Server databases, and cloud-augmented pipelines.

Candidates should have 5+ years in .NET, strong C# with ASP.NET Core, EF, OO/design patterns, and experience with Git, CI/CD, and Agile teams. Knowledge of Azure is a plus.