ASP.NET WebForms Full Stack DeveloperFrontline Data Solutions • Philippines

ASP.NET WebForms Full Stack Developer

Frontline Data Solutions • Philippines

18 hours ago

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 maintain simple .NET APIs and background jobs
Collaborate with QA and Customer Success to reproduce issues and explain technical causes
Document legacy logic and contribute to ongoing system improvements

What You Bring

Required

3+ years of hands-on experience developing with ASP.NET WebForms

4+ years of experience with C# / VB.NET and .NET Framework (4.6.1, 4.7.2, 4.8+)

Experience developing and maintaining .NET console applications

4+ years of advanced SQL development, including performance tuning and production support

Strong front-end fundamentals : HTML, CSS, JavaScript, jQuery

Solid understanding of ASP.NET WebForms state management and page lifecycl e

Strong troubleshooting skills and a patient, methodical problem-solving approach

Ability to clearly explain technical issues to non-technical stakeholders

A mindset oriented toward quality, maintainability, and gradual modernization

Nice to Have

React or Next.js experience

Azure DevOps and CI / CD pipelines

Cloud exposure (especially Azure)

Experience modernizing legacy .NET applications

Familiarity with logging frameworks and Windows-based .NET applications

Experience with Hangfire, background processing, and email templating

Experience with .NET Core / .NET 6+

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ASPNET WebForms Full Stack Developer • Philippines