
.NET Developer (Middleware / Web API / .NET Core / Microservices / AWS)
- On-site
- Chicago, Illinois, United States
- $40 - $40 per hour
- Information Technology
Experienced .NET Developer with 7+ years in .NET Core, Web API, Microservices, and AWS. Skilled in building scalable middleware, CI/CD pipelines, and optimizing SQL Server databases.
Job description
Job Summary
We are seeking an experienced .NET Developer to design, develop, and maintain middleware solutions using .NET Core, Web API, and Microservices architecture integrated with AWS cloud services. The role focuses on building scalable, secure, and high-performance cloud-native applications.
Key Responsibilities
Develop and maintain middleware solutions using .NET Core Web API
Design and implement Microservices architecture for scalable systems
Integrate applications with AWS services (EC2, S3, Lambda, RDS, CloudFormation)
Collaborate with cross-functional teams to deliver business solutions
Build and optimize SQL Server databases, including performance tuning
Implement secure APIs (authentication, authorization, RBAC)
Participate in Agile ceremonies, code reviews, and mentoring
Develop CI/CD pipelines using Git, Jenkins, or AWS CodePipeline
Troubleshoot and optimize applications for performance and reliability
Job requirements
Required Skills & Qualifications
7+ years of experience in .NET development (C#, .NET Core)
Strong experience in Web APIs / REST APIs
Solid understanding of Microservices architecture
Hands-on experience with AWS services (EC2, S3, Lambda, RDS, CloudFormation)
Strong SQL Server and database optimization skills
Experience with CI/CD pipelines and version control (Git)
Strong OOP and design pattern knowledge
Experience with Agile/Scrum methodologies
Preferred Qualifications
Experience with Docker, Kubernetes, or containerization
Exposure to Angular or React
Experience with unit testing and TDD
Experience in enterprise-level applications
or
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