Senior .NET Developer

Raas Infotek; New York (NY); On-site; USD 120,000 - 180,000; Full time

Job summary

Raas Infotek in New York seeks a Senior .NET Developer with 12+ years of hands-on experience designing and maintaining enterprise‑grade applications. Proficiency in C#, .NET Core/.NET 6+, ASP.NET Core, Web API, SQL Server and modern frontend tech is required.

Responsibilities include building RESTful APIs, microservices, UI with Angular/React, cloud deployments on Azure or AWS, and implementing CI/CD pipelines.

Qualifications

• 12+ years of software development experience.
• Strong expertise in C# and .NET/.NET Core.
• Experience with ASP.NET Core and Web API.
• Experience with Entity Framework/Core.
• Strong SQL Server and database development skills.
• Experience with Angular or React.
• Good understanding of REST APIs and Microservices architecture.
• Experience with Azure or AWS cloud technologies.
• Experience with Git and CI/CD.
• Strong knowledge of Object-Oriented Programming, Design Patterns, and SOLID principles.
• Experience working in Agile/Scrum environments.

Responsibilities

• Design, develop, and maintain scalable applications using C# and .NET Core/.NET.
• Develop RESTful Web APIs and microservices.
• Build enterprise applications using ASP.NET Core, MVC, Entity Framework/Core.
• Work with SQL Server, stored procedures, queries, and database optimization.
• Develop responsive user interfaces using Angular, React, or JavaScript.
• Implement secure and scalable application architectures.
• Troubleshoot, debug, and optimize existing applications.
• Participate in code reviews and ensure coding standards and best practices.
• Work with Azure/AWS cloud services for application deployment and integration.
• Implement CI/CD pipelines using Azure DevOps, Jenkins, GitHub Actions, or similar tools.
• Collaborate with business analysts, architects, QA teams, and other developers in an Agile environment.

Skills

C#/.NET

ASP.NET Core

Web API

SQL Server

Angular/React

Azure/AWS

CI/CD

REST APIs

Microservices

OOP & SOLID

Tools

Entity Framework

Git

Azure DevOps

Jenkins

Job description

Job Description

We are looking for an experienced

Position:

Senior .NET Developer – 12+ Years

Experience:

12+ Years

Employment Type:

W2

Job Description

We are looking for an experienced Senior .NET Developer with 12+ years of hands‑on experience in designing, developing, and maintaining enterprise‑level applications. The ideal candidate should have strong expertise in C#, .NET Core/.NET 6+, ASP.NET Core, Web API, SQL Server, and modern frontend technologies.

Key Responsibilities

• Design, develop, and maintain scalable applications using C# and .NET Core/.NET.
• Develop RESTful Web APIs and microservices.
• Build enterprise applications using ASP.NET Core, MVC, Entity Framework/Core.
• Work with SQL Server, stored procedures, queries, and database optimization.
• Develop responsive user interfaces using Angular, React, or JavaScript.
• Implement secure and scalable application architectures.
• Troubleshoot, debug, and optimize existing applications.
• Participate in code reviews and ensure coding standards and best practices.
• Work with Azure/AWS cloud services for application deployment and integration.
• Implement CI/CD pipelines using Azure DevOps, Jenkins, GitHub Actions, or similar tools.
• Collaborate with business analysts, architects, QA teams, and other developers in an Agile environment.

Required Skills

• 12+ years of software development experience.
• Strong expertise in C# and .NET/.NET Core.
• Strong experience with ASP.NET Core and Web API.
• Experience with Entity Framework/Core.
• Strong SQL Server and database development skills.
• Experience with Angular or React.
• Good understanding of REST APIs and Microservices architecture.
• Experience with Azure or AWS cloud technologies.
• Experience with Git and CI/CD.
• Strong knowledge of Object-Oriented Programming, Design Patterns, and SOLID principles.
• Experience working in Agile/Scrum environments.