C#/.NET Backend Engineer

Design, develop, and maintain backend services and APIs using C# and .NET. Support and enhance existing applications while contributing to the transition toward serverless architectures. Build and operate cloud-native/serverless solutions using AWS services. Collaborate with frontend developers, product managers, and stakeholders to deliver reliable, high-quality solutions. Participate in architecture discussions and help guide best practices around scalability, performance, and security. Troubleshoot, debug, and resolve production issues across traditional and serverless environments. Write clean, maintainable, and well-tested code.

The ideal candidate is a strong backend engineer who is comfortable working in C#/.NET, has production AWS experience, and is interested in building scalable, reliable, cloud-native/serverless systems. This person should be comfortable supporting existing applications while helping modernize and transition systems toward serverless architecture., Strong professional experience with C# and .NET, preferably .NET Core / .NET 6+. Strong understanding of backend application design, RESTful APIs, and service-oriented architecture. Hands-on production experience with AWS. Experience designing and operating workflow or orchestration-based systems such as AWS Step Functions, Azure Durable Functions, Temporal, Airflow, or similar tools. Experience supporting cloud-hosted or serverless applications. SQL database experience, such as SQL Server, PostgreSQL, or MySQL. Familiarity with Git and modern CI/CD practices. Ability to work independently and collaboratively in a team environment.

Preferred / Nice-to-Have Skills:

AWS Step Functions, AWS Lambda, API Gateway, DynamoDB, S3, SQS, EventBridge, JavaScript and/or modern JavaScript frameworks such as React, Vue, Angular, or Node.js. Exposure to infrastructure-as-code tools such as CloudFormation, CDK, or Terraform. Experience with monitoring, logging, and observability in cloud environments.

Notes:

Please prioritize candidates local to the Minneapolis area or within reasonable commuting distance. The strongest profiles will have C#/.NET backend engineering experience plus hands-on AWS serverless experience, especially Lambda and Step Functions. Candidates should be comfortable with both legacy application support and modernization work.