Senior .NET Applications Engineer

Valiant Technologies LLC; Lisle (IL); On-site; USD 120,000 - 150,000; Full time

Job summary

Valiant Technologies LLC is seeking a hands-on Senior .NET Application Developer with 5–8 years of experience to support and enhance enterprise console and web applications. The role covers maintenance, enhancements, production support, release management, hosting, certificate management, database support, and customer collaboration.

The candidate will work with technical leads, other developers, L1 support teams, CSMs, and infrastructure teams, demonstrating strong troubleshooting, ownership,

Qualifications

• Bachelor’s degree in computer science, information technology, or related field.
• 5–8 years of software development, maintenance, and production support experience.
• Strong hands-on experience with React, C#, MVC, .NET Core, Web APIs, and SQL Server.
• Ability to independently set up, configure, deploy, and troubleshoot React, MVC, .NET Core, and Web API applications.

Responsibilities

• Maintain, troubleshoot, and enhance applications using React, C#, MVC, .NET Core, Web APIs, and SQL Server.
• Independently set up, configure, deploy, and troubleshoot applications across Development, QA, and Production environments.
• Support Angular application as required.
• Perform code-level debugging and root-cause analysis for issues and implement fixes.
• Collaborate with customers to understand requirements, investigate issues, and provide updates.

Skills

React

C#

MVC

NET Core

Web APIs

SQL Server

Education

Bachelor’s degree in computer science or related field

Tools

Azure DevOps

IIS

Windows Server

Postman

Job description

Valiant Technologies LLC is seeking a hands-on Senior .NET Application Developer with 5–8 years of experience to support and enhance enterprise console and web applications. The role covers maintenance, enhancements, production support, release management, hosting, certificate management, database support, and customer collaboration.

The candidate will work with technical leads, other developers, L1 support teams, CSMs, and infrastructure teams, demonstrating strong troubleshooting, ownership,