Senior .NET Engineer / Blazor / Hybrid / Bolingbrook, IL

This activewear company is a leading wholesaler and distributor of imprintable apparel, accessories, and uniform products, serving the promotional products, e-commerce, and retail industries. They combine deep inventory, advanced logistics, and technology-driven solutions to provide our customers with speed, accuracy, and high-quality service.

They are seeking a highly skilled Senior .NET Engineer to join their technology team. The ideal candidate will have deep expertise in building scalable applications and APIs using C# and .NET, with strong experience in Razor/Blazor. You will play a key role in designing, developing, and enhancing platforms that powers their ordering systems, integrations, and customer solutions.
Required Skills & Experience

• 5+ years of professional experience with C# and .NET (Core or later).
• MUST HAVE: Hands-on experience with Razor and/or Blazor.
• Strong experience in API design and development (REST, JSON, etc.).
• Proficiency with SQL and relational databases.
• Solid understanding of microservice architecture and cloud deployments (Azure or AWS preferred).
• Excellent problem-solving skills and strong communication abilities.

Preferred Skills

• Familiarity with warehouse, logistics, or e-commerce systems.

What You Will Be Doing Tech Breakdown:

• 20% maintenance
• 80% new development

Daily Responsibilities:

• Design, build, and maintain web applications using C#, .NET, and Razor/Blazor.
• Develop and optimize RESTful APIs to support integrations with e-commerce platforms, customer systems, and internal applications.
• Collaborate with cross-functional teams (product, logistics, and operations) to translate business needs into technical solutions.
• Ensure code quality through best practices, testing, and peer reviews.
• Troubleshoot, debug, and maintain existing applications to ensure reliability and performance.
• Mentor junior developers and contribute to architectural decisions.

Office Location

• Bolingbrook, IL
• 2 days onsite // 3 days WFH

The Offer

• $65-75/hr
• 6 Month Contract-To-Hire

Applicants must be currently authorized to work in the US on a full-time basis now and in the future.