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Senior .NET Developer

Raas Infotek LLCTexas City, TX🇺🇸United StatesPosted 7 Aug 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

Job Title: Senior .NET Developer

Location: Texas
Experience: 10+ Years
Employment Type: Contract

Job Description

We are seeking an experienced Senior .NET Developer with 10+ years of hands-on experience in designing, developing, and maintaining scalable enterprise applications. The ideal candidate should have strong expertise in C#, .NET Core/.NET 6+, ASP.NET Core, Web API, SQL Server, and Azure/AWS, along with experience in modern web development and cloud-based solutions.

Key Responsibilities

  • Design, develop, and maintain scalable applications using C# and .NET Core/.NET 6+.
  • Develop secure and high-performance RESTful APIs and microservices.
  • Build and maintain enterprise applications using ASP.NET Core, MVC, and Web API.
  • Develop and optimize database solutions using SQL Server.
  • Integrate applications with third-party systems and external APIs.
  • Implement cloud-based solutions using Azure or AWS.
  • Write unit tests and participate in code reviews to ensure code quality.
  • Troubleshoot application issues and provide production support.
  • Work closely with business analysts, architects, QA, and DevOps teams.
  • Participate in Agile/Scrum ceremonies and follow SDLC best practices.
  • Develop CI/CD pipelines and support automated application deployments.

Required Skills

  • 10+ years of experience in .NET Development.
  • Strong expertise in C#, .NET Core, ASP.NET Core, MVC, and Web API.
  • Strong knowledge of SQL Server, T-SQL, Stored Procedures, and Entity Framework/Core.
  • Experience with REST APIs, Microservices, and JSON/XML.
  • Hands-on experience with JavaScript, TypeScript, HTML5, and CSS3.
  • Experience with Angular or React is preferred.
  • Experience with Azure or AWS cloud services.
  • Knowledge of Git, Azure DevOps, Jenkins, or GitHub Actions.
  • Experience with Docker and Kubernetes is a plus.
  • Strong understanding of OOP, SOLID principles, and design patterns.
  • Excellent troubleshooting, analytical, and communication skills.

Preferred Skills

  • Experience with Azure Functions, App Services, AKS, and Service Bus.
  • Knowledge of Kafka or RabbitMQ.
  • Experience with distributed systems and event-driven architecture.
  • Experience in Banking, Healthcare, Insurance, Retail, or Financial Services domains.

Education

Bachelor''s or Master''s degree in Computer Science, Information Technology, Engineering, or a related field.

Nice to Have Certifications

  • Microsoft Certified: Azure Developer Associate
  • Microsoft Certified: Azure Solutions Architect Expert
  • Microsoft Certified: DevOps Engineer Expert

Skills

Docker
Microservices
SQL
SQL Server
T-SQL
AWS
Scrum
Agile
Angular
Azure
C#
.NET
ASP.NET
Git
GitHub Actions
JavaScript
Jenkins
Kafka
Kubernetes
REST
RabbitMQ
React
TypeScript

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