POS & Inventory Web App Developer — .NET 8 (Onsite Contract)

Genesis Health Clubs; Wichita (KS); On-site; USD 96,000 - 165,000; Full time

Job summary

Genesis Health Clubs in Wichita, KS is seeking a Contract Developer to rebuild our POS and inventory system. This on-site project spans about 60 days and focuses on transaction processing across multi-location clubs.

You will work on touch-first browser POS, inter-club transfers, and an offline-tolerant design using C#/.NET 8 MVC, SQL Server, REST APIs, and Git. Prior experience with transactional business software and AI-assisted development is highly valued.

Qualifications

• Production ASP.NET Core experience and strong T-SQL.
• Track record building transactional business software (POS/ERP).
• Comfort working with an existing schema from written specs.
• Fluency with AI-assisted development practices.

Responsibilities

• Develop touch-first browser POS features for club front desks and cafés.
• Support the multi-location inventory system with POs, transfers, and counts.
• Work with SQL Server, REST APIs, and on-prem IIS within existing architecture.

Skills

ASP.NET Core

T-SQL

POS/ERP systems

AI-assisted development

Tools

C# / .NET 8 MVC

SQL Server

REST APIs

Git

IIS on-prem

Responsive front end

Job description

Genesis Health Clubs in Wichita, KS is seeking a Contract Developer to rebuild our POS and inventory system. This on-site project spans about 60 days and focuses on transaction processing across multi-location clubs.

You will work on touch-first browser POS, inter-club transfers, and an offline-tolerant design using C#/.NET 8 MVC, SQL Server, REST APIs, and Git. Prior experience with transactional business software and AI-assisted development is highly valued.