Job Title: React / .NET C# Developer

Location: Boise, ID (Onsite Local candidates preferred)

Address: 451 State St, Boise, ID 83702

Duration: 6 Months Contract

Interview Process: Onsite Interview Required

Job Overview

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.

Key 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

Required Skills & Experience

Frontend (React & JavaScript)

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

Backend (.NET / C#)

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)

API Development & Integration

4+ years of experience building and consuming REST APIs
Experience with controllers, model validation, and attributes
Nice to have: Experience working with SOAP APIs, XML, and HttpClient

Testing

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)

Cloud & Serverless

3+ years of experience with AWS Lambda (C#)
Experience using AWS SDK (e.g., Secrets Manager, SES)
Understanding of serverless architecture patterns
Nice to have: Experience with OpenSearch

Containerization

2+ years of experience with Docker and Docker Compose

DevOps & Tools

4+ years of experience with Git and version control workflows
Experience with Visual Studio
Nice to have: CI/CD pipelines (build, test, deploy automation)
Nice to have: API testing tools like Postman or Yakk

Security

Knowledge of AWS security best practices (IAM, Secrets Manager)
Understanding of data protection (in transit and at rest)
Nice to have: Familiarity with OWASP Top 10 and secure coding practices

If you are: bright, motivated, skilled, a difference-maker, able to get things done, work with minimum direction,

enthusiastic, a thinker, able to juggle and multi-task, communicate effectively, and lead, then we would like to

hear from you. We need exceptionally capable people for this role for our client, so get back to us and tell us why

you think you are a fit.

About Us:

Since 2000, Tri-Force Consulting Services () has been an MBE/SDB certified IT

Consulting firm in the Philadelphia region. Tri-Force specializes in IT staffing, software development (web and

mobile apps), systems integration, data analytics, system automation, cybersecurity, and cloud technology

solutions for government and commercial clients. Tri-Force works with clients to overcome obstacles such as

increasing productivity, increasing efficiencies through automation, and lowering costs. Our clients benefit from

our three distinguishing core values: integrity, diligence, and technological excellence. Tri-Force is a six-time

winner among the fastest-growing companies in Philadelphia and a four-time winner on the Inc. 5000 list of the

nation's fastest-growing companies.

Tri-Force Consulting Services Inc

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React / .NET C# Developer