Senior DotNet Developer – POS & Payment Integrations

We are looking for a highly skilled Senior C# Developer with strong experience in Point-of-Sale (POS) systems, payment gateway integrations, and backend application development. The ideal candidate should have hands‑on experience working with POS vendor APIs, building scalable desktop or web‑based applications, and developing reliable transaction workflows within retail or healthcare environments. This role requires strong technical expertise, problem‑solving skills, and the ability to communicate effectively within a collaborative development environment.

Key Responsibilities

• Develop and maintain POS‑related applications using C#
• Integrate third‑party POS vendor APIs and external services
• Work with payment gateway integrations and transaction processing systems
• Build and optimize backend services and operational workflows
• Develop front‑end interfaces usi...