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ASP.NET Web Forms Developer - Remote

AireSpring1

San Salvador, San Salvador Department, El Salvador Remote permanent

Posted: March 9, 2026

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Quick Summary

The ASP.NET Web Forms Developer is responsible for building scalable and secure web applications using ASP.NET, with a focus on delivering high-quality solutions to meet the needs of enterprise clients worldwide.

Job Description

Founded in 2001, family owned and operated AireSpring is a leading Provider of Cloud Communications, Managed Connectivity and Managed Security which has earned its stellar reputation by taking service and support to the next level, delivering an award-winning customer experience that far exceeds the industry standards. AireSpring has delivered 20 years of outstanding service to its rapidly rising base of national and global customers, while growing organically and remaining debt free.

As the trusted provider to over 22,000 enterprise locations worldwide, our mission is to help our clients connect and communicate easily. We aim to delight our customers and partners by providing personalized, outstanding service.

The company has built a solid reputation of integrity, reliability and dependability with its channel partners, end-user customers and technology partners.

We have received more than 100 coveted industry awards including "Product of the Year- SD-WAN and UCaaS", "Excellence in Customer Service", "Unified Communications Excellence", "Best in Show," "Best Telecom Deal" and "Top Channel Program".

 

We are seeking an experienced ASP.NET Web Forms Developer with strong expertise in C#, SQL development, and modern web technologies. The ideal candidate will have extensive experience building and maintaining enterprise‑level applications using n‑Tier architectures and integrating with a wide range of APIs. This role also includes managing IIS environments and developing or maintaining SSRS reports. Experience with Telerik UI and exposure to Blazor is highly desirable.

 

Key Responsibilities

• Develop, maintain, and enhance applications using ASP.NET Web Forms with code‑behind architecture.
• Write clean, high‑quality, and efficient C# code following industry best practices.
• Build and optimize SQL database solutions, including stored procedures, queries, and database designs.
• Work with Telerik UI for ASP.NET AJAX to develop intuitive and dynamic user interfaces.
• Develop applications using n‑Tier architecture, ensuring strong separation of concerns and maintainability.
• Consume and integrate various APIs, including REST, SOAP, and callback‑based patterns.
• Create, manage, and optimize reports using SQL Server Reporting Services (SSRS).
• Manage and configure Microsoft Internet Information Services (IIS) for deployments, environments, and troubleshooting.
• Collaborate with cross‑functional teams to translate business requirements into technical solutions.
• (Optional / Preferred) Assist with or lead efforts to migrate legacy ASP.NET Web Forms applications to Blazor.

• Strong proficiency in ASP.NET Web Forms development using code‑behind.
• Strong programming experience with Microsoft C#.
• Working knowledge of JavaScript for client‑side functionality.
• Extensive experience with Telerik UI for ASP.NET AJAX.
• Experience working with n‑Tier application architectures.
• Strong SQL Developer / Database Developer skills, including database design and query optimization.
• Experience consuming APIs (REST, SOAP, callback‑based).
• Strong knowledge of SSRS for reporting.
• Experience managing and configuring IIS environments.

 

 

Preferred Qualifications

• Knowledge of Microsoft Blazor.
• Experience migrating applications from ASP.NET Web Forms to Blazor.

 

 

Soft Skills

• Strong problem‑solving and analytical thinking.
• Ability to work independently and in team environments.
• Excellent communication and documentation skills.

Working Conditions:

This is a remote position. Candidates must have a reliable internet connection and a suitable workspace to effectively perform job responsibilities.

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