Senior .NET Developer

Senior .NET Developer – Contract Opportunity
Hybrid (2 days onsite; St. Paul, MN)
Contract: 6 mos. with possibility of extension

Key Responsibilities

• Design, develop, test, and deploy enterprise-grade applications and services using the Microsoft .NET technology stack.
• Develop and maintain cloud-native solutions leveraging Azure App Services, Azure Functions, Azure SQL, and related platform services.
• Architect and implement scalable, maintainable solutions using Clean Architecture, Domain-Driven Design (DDD), and established design patterns.
• Design and optimize applications utilizing relational databases, caching strategies, and large-scale data management practices.
• Lead code reviews, establish development standards, promote best practices, and mentor junior and mid-level developers.
• Collaborate with solution architects, business analysts, product owners, developers, and other stakeholders to gather requirements and translate business needs into technical solutions.
• Integrate applications with third-party APIs, enterprise systems, databases, and cloud-based services.
• Drive improvements in application performance, scalability, reliability, and maintainability across development, testing, and production environments.
• Design, implement, and maintain CI/CD pipelines and automated deployment processes to support efficient software delivery.
• Troubleshoot, diagnose, and resolve complex development and production issues while ensuring minimal disruption to business operations.
• Champion secure development practices and ensure compliance with organizational security and regulatory standards.
• Participate actively in Agile ceremonies and contribute to continuous improvement initiatives within the development team.
• Influence architectural direction, technology selection, and long-term technical strategy for enterprise applications.
• Develop and maintain technical documentation and provide knowledge transfer to internal teams and support personnel.

Minimum Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field, or an equivalent combination of education and professional experience.
• Minimum of ten (10) years of professional software development experience, including at least five (5) years developing applications using .NET and Microsoft technologies.
• Seven (7) years of combined experience developing front-end solutions using HTML5, CSS3, and JavaScript.
• Seven (7) years of combined experience working with one or more modern UI frameworks, including Angular, React, or Blazor.
• Three (3) years of hands-on experience developing, deploying, and supporting applications within the Microsoft Azure cloud environment.
• Three (3) years of experience implementing and maintaining CI/CD pipelines and automated deployment processes.

Preferred Qualifications

• Demonstrated experience partnering with business and technical stakeholders to convert functional requirements into scalable technical designs.
• Experience working effectively within cross-functional teams in hybrid office and remote environments.
• Strong expertise in SQL Server, Azure SQL, Entity Framework, query optimization, and performance tuning.
• Hands-on experience designing and implementing RESTful APIs, microservices, and distributed systems.
• Experience with Azure monitoring and observability tools, including Azure Application Insights and performance monitoring solutions.
• Seven (7) years of experience developing and maintaining automated unit tests and supporting quality engineering practices.
• Three (3) years of experience in database design, development, and optimization using SQL Server or Azure SQL.
• Excellent verbal and written communication skills, with proven leadership and mentoring capabilities.
• Demonstrated ability to manage multiple priorities and deliver results within large-scale enterprise initiate

Required Technologies

• C#, .NET / .NET Framework
• ASP.NET Core
• Azure App Services and Azure Functions
• HTML5, CSS3, JavaScript
• Angular, React, and/or Blazor
• SQL Server and/or Azure SQL
• Entity Framework
• Git and source control management
• CI/CD tools and deployment automation
• Agile development methodologies

Preferred Technologies

• Clean Architecture
• Domain-Driven Design (DDD)
• REST APIs
• Microservices
• Distributed systems
• Azure Application Insights
• Caching technologies and performance optimization tools
• Automated testing frameworks