Full Stack Developer (ASP.NET WebForms)

Frontline Data Solutions
fullTime South Korea, South Korea Computer Occupations
Posted:
February 21, 2026
Location:
South Korea, South Korea, South Korea

Job Description

We are looking for a resilient, detail-oriented Full Stack Developer to join our Technical Support Engineering team. This role focuses on actively developing, supporting, and evolving a mission-critical ASP.NET WebForms platform. You will work hands-on in a large legacy codebase, delivering bug fixes, performance improvements, and new features—while helping document and guide its future modernization.

This is a high-impact role for someone who enjoys deep technical problem-solving and taking ownership of complex systems.

What You’ll Do

• Develop, maintain, and support a large-scale ASP.NET WebForms application

• Design, develop, and support .NET console applications for background processing and automation

• Troubleshoot and resolve complex production issues using logs, debugging, and root-cause analysis

• Write and optimize advanced SQL queries, stored procedures, and views

• Build and maint...

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Job Overview

Job Type: fullTime
Location: South Korea, South Korea
Posted: February 21, 2026
Deadline: April 02, 2026