React / .NET C# Developer

Tri-Force Consulting Services, Inc. • Boise, ID

3d • Onsite

About The Position

We are seeking a skilled React / .NET C# Developer to join our team for a 6-month onsite engagement in Boise, ID. The ideal candidate will have strong experience building modern frontend applications using React and developing scalable backend services using .NET technologies. This role involves working across the full stack, integrating APIs, and contributing to cloud-based and serverless solutions.

Requirements

• 4+ years of experience with React (modern UI development)
• 4+ years of experience with JavaScript/TypeScript
• Experience with Node.js and NPM-based development workflows
• 4+ years of experience with C# and .NET (preferably .NET 6/8)
• Strong experience with ASP.NET Core for REST API development
• Experience with dependency injection
• Solid understanding of asynchronous programming (async/await)
• 4+ years of experience building and consuming REST APIs
• Experience with controllers, model validation, and attributes
• 2+ years of experience with NUnit for unit and integration testing
• Experience using RestSharp for API testing
• Strong experience with JSON serialization (System.Text.Json, Newtonsoft.Json)
• 3+ years of experience with AWS Lambda (C#)
• Experience using AWS SDK (e.g., Secrets Manager, SES)
• Understanding of serverless architecture patterns
• 2+ years of experience with Docker and Docker Compose
• 4+ years of experience with Git and version control workflows
• Experience with Visual Studio
• Knowledge of AWS security best practices (IAM, Secrets Manager)
• Understanding of data protection (in transit and at rest)

Nice To Haves

• Experience working with SOAP APIs, XML, and HttpClient
• Experience with OpenSearch
• CI/CD pipelines (build, test, deploy automation)
• API testing tools like Postman or Yakk
• Familiarity with OWASP Top 10 and secure coding practices

Responsibilities

• Design and develop responsive, component-based user interfaces using React
• Build and maintain RESTful APIs using ASP.NET Core
• Collaborate with cross-functional teams to define, design, and ship new features
• Integrate third-party APIs and internal services
• Write clean, maintainable, and testable code
• Implement unit and integration tests
• Work with cloud-based and serverless architectures (AWS)
• Participate in code reviews and follow best development practices
• Ensure application security, scalability, and performance

What This Job Offers

• Career Level: Mid Level
• Education Level: No Education Listed
• Number of Employees: 11-50 employees