Sr. Application Systems Developer

Key Responsibilities

• Design, develop, and maintain enterprise-level web applications using ASP.NET Web Forms (4.8) and C#.
• Build secure, scalable web interfaces and RESTful APIs integrating with external vendor systems.
• Implement front-end functionality using HTML, CSS (Sass), JavaScript, AJAX, XML, and JSON.
• Develop and optimize database solutions using T-SQL, LINQ, PL/SQL, and stored procedures.
• Perform data extraction and integration from complex databases and data warehouses.
• Analyze existing business processes and develop automated solutions to improve data management.
• Create and maintain technical documentation, standards, and operational manuals.
• Collaborate with architects, leads, and cross-functional teams in an enterprise environment.

Required Qualifications

• 8+ years of experience developing enterprise web applications using ASP.NET and C#.
• Strong full-stack expertise across front-end, APIs, and database layers.
• Solid experience with REST APIs, asynchronous processing, and complex integrations.
• Advanced SQL skills with experience across MS SQL Server and Oracle environments.
• Strong analytical, problem-solving, and documentation skills.

Preferred Qualifications

• Experience with Microsoft Graph API, MuleSoft, and enterprise integration platforms.
• Knowledge of database tuning, DevOps practices, and modern source control tools