Description :
Job Title : C# .NET Developer USSD Applications.
Experience : 5+ Years | Location : Chennai | Type : Part Time / 3 Months Contract.
About the Role :
We are looking for a C# .NET Developer with 5+ years of experience, including strong exposure to USSD-based application development.
The role focuses on backend API development, database handling, and seamless integration with telecom USSD gateways, while frontend / UI is managed separately through iPROOF.
Responsibilities :
- Design and maintain C# .NET APIs for USSD transactions and business logic.
- Integrate with telecom USSD gateways to handle session-based communication.
- Work with SQL Server for data storage, queries, and reporting.
- Implement validation, security, and error-handling in APIs.
- Collaborate with product and telecom teams to deliver robust USSD services.
- Provide support for production issues, troubleshooting, and bug fixes.
Skills Required :
Strong in C#, ASP.NET Core / Web API, .NET Framework / Core.Hands-on with SQL Server (procedures, performance tuning).Experience with USSD application flow and gateway integration.Good knowledge of REST APIs and session management.Familiarity with version control (Git) and API testing tools (Postman, Swagger).(ref : hirist.tech)