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

EXASOFT CONSULTING PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

EXASOFT CONSULTING PTE. LTD. in Singapore seeks an experienced .NET specialist to own end-to-end Microsoft application support, spanning development, maintenance, and production support across multiple enterprise apps.

You will bridge business users and IT, translating requirements into technical tasks for the India delivery team. You will troubleshoot .NET apps and SQL Server, coordinate testing and production releases, and ensure clear onsite-offshore communication.

Qualifications

• Minimum 9+ 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.

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.

Skills

C#

ASP.NET

.NET Core

Web APIs

MS SQL Server

T-SQL

Stored Procedures

Query Optimization

Git

Azure DevOps

Jenkins

CI/CD

REST APIs

XML/JSON

Tools

Git

Azure DevOps

Jenkins

CI/CD pipelines

Jira/ServiceNow

Job description

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 9+ 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.