Application Support Engineer(C#, .NET Core, MS SQL Server, L2/L3 Production Support, Microsoft Azure)

Responsibilities

• Develop end-to-end functional and technical understanding of all in-scope applications, including business workflows, architecture, databases, integrations, and dependencies.
• Act as the primary onsite technical interface for business users, application owners, and IT stakeholders.
• Coordinate application support, incident investigation, root cause analysis, defect resolution, and enhancements with the offshore team.
• Gather and translate business requirements into actionable technical tasks for the India delivery team.
• Perform initial technical troubleshooting involving .NET applications, SQL databases, APIs, and application performance.
• Coordinate application testing, UAT, change management, production releases, and deployment validation.
• Facilitate knowledge transfer, maintain technical documentation, and ensure effective onsite–offshore communication.
• Track delivery progress, SLA/KPI performance, risks, and escalations, ensuring timely stakeholder updates.

Requirements

• Minimum 8+ years of experience in Microsoft application development, maintenance, and production support.
• Strong hands-on troubleshooting skills across .NET applications and SQL Server databases.
• Experience managing multiple enterprise applications and understanding complex business workflows.
• Excellent stakeholder communication, coordination, and technical documentation skills.
• Proven experience working with onsite–offshore delivery teams.
• Ability to independently manage technical discussions, priorities, and escalations.
• Strong experience in C#, ASP.NET, .NET Framework, .NET Core / modern .NET, Web APIs, and IIS.
• Experience with MS SQL Server, T-SQL, stored procedures, query optimization, and database troubleshooting.
• Knowledge of L2/L3 production support, incident/problem management, RCA, and performance troubleshooting.
• Experience with Git, Azure DevOps/Jenkins, CI/CD, Jira/ServiceNow.
• Knowledge of REST/SOAP APIs, JSON, XML, and application integrations.
• Working knowledge of Microsoft Azure is preferred.