ASP.NET Developer - 100% Remote

XTRM is a global fintech payments company.

We’ve built a next-generation platform and embedded payment API designed around an intelligent wallet architecture that allows businesses of all kinds to receive, manage, exchange and send money all over the world. XTRM operates using a fully distributed team spanning many countries. We are a high growth company, with over 1,500 global customers.

Job Summary:
We are looking for a skilled Senior Software Engineer to join our team. The ideal candidate will have experience developing, maintaining, and optimizing web applications using ASP.NET WebForms, C#, and SQL Server. You will work closely with cross-functional teams to design and implement user-friendly, high-performance web applications.

Responsibilities:

• Develop and maintain web applications using ASP.NET WebForms, C#, and .NET Framework.
• Design, develop, and optimize UI components, business logic, and database interactions.
• Debug, troubleshoot, and resolve application issues and performance bottlenecks.
• Work with SQL Server to create and optimize queries, stored procedures, and database structures.
• Collaborate with UI/UX designers, front-end developers, and other team members to improve application functionality and user experience.
• Implement security best practices to protect web applications from vulnerabilities.
• Integrate third-party APIs, web services, and payment gateways as needed.
• Document development processes, technical solutions, and system architecture.
• Stay up to date with emerging .NET technologies and best practices.

Requirements:

• Rich experience developing applications using ASP.NET WebForms.
• Strong proficiency in C#, .NET Framework, and Visual Studio.
• Experience with HTML, CSS, JavaScript, and jQuery.
• Proficiency in SQL Server, including writing queries and stored procedures.
• Familiarity with AJAX, Web Services (SOAP/REST), and JSON/XML.
• Understanding of Object-Oriented Programming (OOP) and design patterns.
• Knowledge of Version Control Systems (Git, TFS, or SVN).
• Experience with reporting tools (Crystal Reports, SSRS) is a plus.
• Strong problem-solving skills and the ability to work independently or in a team.