Greeting from HCL Technologies! Currently Hiring for Righangle Experience - 8-18 years Notice Period -Immediate to 30 days Location - PAN INDIA JD : About the Role Seeking a highly experienced and self‑driven Senior Developer with strong expertise in C#, .NET, SQL Server , and proven experience integrating with RightAngle (ION Technologies) . The ideal candidate is proactive, detail-oriented, and capable of owning end‑to‑end technical solutions in a production support environment. Knowledge of the Oil & Gas or Energy Trading domain is essential, along with exceptional debugging and troubleshooting abilities. Key Responsibilities Develop, enhance, and maintain applications built using C#, .NET , and SQL Server . Design and implement integrations with RightAngle (ION) including extensions, interfaces, services, and custom logic. Provide L2/L3 production support , incident analysis, root‑cause investigation, and permanent fixes. Optimize system performance, troubleshoot issues, and delive...