Senior .NET Full Stack Developer

Key Responsibilities

• Design, develop, enhance, and modernize enterprise applications using .NET Core, SQL, and React.
• Spend approximately 75% of development time on backend systems and 25% on frontend application development.
• Participate in modernization efforts involving existing applications, services, and business processes.
• Analyze business requirements and translate them into effective, maintainable technical solutions.
• Evaluate multiple potential approaches to development challenges and select solutions based on scalability, maintainability, performance, and business impact.
• Write efficient SQL queries and work extensively with relational databases and data-driven applications.
• Develop and enhance user-facing functionality using React.
• Review existing code and application architecture to identify opportunities for modernization and improvement.
• Troubleshoot complex application and data issues by identifying root causes rather than simply addressing symptoms.
• Collaborate closely with developers, QA resources, product stakeholders, and business partners.
• Participate in code reviews and technical discussions, clearly explaining development decisions and potential tradeoffs.
• Effectively leverage modern development tools, including AI-assisted development, while maintaining ownership and understanding of the resulting code.

Required Qualifications

• Strong professional development experience with .NET Core / C#.
• Strong SQL skills and experience working with relational databases.
• Experience developing modern web applications with React.
• Strong backend application development experience, including business logic and data-intensive applications.
• Demonstrated ability to analyze complex requirements and understand the business purpose behind application functionality.
• Strong troubleshooting and root-cause analysis skills.
• Able to articulate why a particular technical approach was selected, what alternatives were considered, and the potential consequences of taking a different approach.
• Experience working with existing or legacy applications and participating in application modernization initiatives.
• Strong understanding of software development principles, application architecture, and maintainable coding practices.
• Strong verbal and written communication skills with the ability to participate effectively in detailed technical discussions.

Preferred Qualifications

• Experience within financial services, retirement services, benefits, payroll, investment, or other transaction-oriented environments.
• Experience modernizing legacy enterprise applications into newer .NET and web-based architectures.
• Experience working on systems involving complex business rules, calculations, financial transactions, or large datasets.
• Familiarity with AI-assisted software development tools and practices.