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Senior Software Developer

Job

Robert Half

Woodbury, MN (In Person)

Full-Time

Posted 2 weeks ago (Updated 1 week ago) • Actively hiring

Expires 7/28/2026

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Job Description

We are looking for an experienced Senior Software Developer to help create and enhance the core applications that support both business operations and customer-facing products in St. Paul. This position focuses on building dependable backend solutions, improving system performance, and partnering with technical teams to deliver well-designed software. The ideal candidate brings strong expertise in C# and .NET technologies, along with a practical approach to API development, integration work, and modern engineering practices.
Responsibilities:
  • Create and support backend applications and services in C# and .NET with an emphasis on stability, scalability, and maintainability.
  • Develop and refine REST-based interfaces, ensuring clear API design and accurate documentation through OpenAPI and Swagger standards.
  • Use AI-enabled development tools to streamline coding, testing, and delivery while maintaining high quality standards.
  • Improve application efficiency by identifying opportunities to strengthen performance, resilience, and overall system responsiveness.
  • Connect software platforms with internal business systems and third-party technologies to enable reliable data exchange and functionality.
  • Participate in technical design discussions and help advance architecture, modernization efforts, and engineering best practices across the environment.
  • Investigate complex production problems, determine root causes, and implement effective long-term solutions.
  • Contribute to development work involving containerized services, relational databases, source control workflows, and frontend collaboration with React