Sr. .NET Developer

.NET Developer Must be able to work W2 - Cannot provide Sponsorship - No C2C 100% Remote This role leads the development of key applications, including a mission-critical claiming system for Medicaid and Medicare that serves as the central platform for tracking and managing claims. You will design, build, and optimize secure, scalable, and maintainable solutions using C#, .NET 8+/ASP.NET

Core, and modern cloud and Dev Ops practices. The position requires strong technical leadership, hands-on development expertise, and the ability to drive architecture and technical strategy in a highly collaborative, fully remote environment.

Responsibilities Lead end-to-end design and development of core applications, with a focus on a Medicaid and Medicare claiming system used to track and manage claims data.

Develop high-quality, maintainable, and testable code using C#, .NET 8+/ASP.NET Core, JavaScript/Type Script, HTML, and CSS.Design, implement, and optimize SQL Server databases, including schema design, query optimization, and performance tuning.

Build and maintain RESTful APIs and microservices that support secure, scalable, and reliable application functionality.

Implement and uphold secure application design principles, ensuring protection of sensitive data and adherence to security best practices.

Leverage Azure cloud services and Azure Dev Ops to design and maintain CI/CD pipelines, automate deployments, and improve delivery efficiency.

Use Git and related tooling to manage source control, branching strategies, and code reviews.

Containerize and orchestrate services using Docker and Kubernetes to support scalable, cloud-native architectures.

Apply event-driven architecture patterns where appropriate to improve system responsiveness, scalability, and decoupling.

Provide Senior technical leadership by mentoring developers, reviewing code, and enforcing coding standards and best practices.

Collaborate closely with business and executive stakeholders to understand requirements, communicate technical solutions, and align technology strategy with business goals.

Drive continuous improvement in application performance, reliability, and scalability through monitoring, refactoring, and architectural enhancements.

Contribute to and help define the overall architecture and technical roadmap for the applications under your responsibility.

Implement automated testing and Dev Ops practices to improve software quality, reduce defects, and streamline releases.

Ensure project milestones and delivery commitments are met by effectively estimating effort, managing priorities, and coordinating with cross-functional teams.

Essential Skills Approximately 12+ years of professional software development experience.

At least 10+ years of hands-on experience with C# and .NET/.NET Core.

Extensive experience developing applications with .NET 8+/ASP.NET Core and ASP.NET Core MVC.Strong proficiency in building RESTful APIs and integrating them into enterprise applications.

Advanced experience with SQL Server, including database design, query optimization, and performance tuning.

Hands-on experience with Entity Framework for data access and ORM.Proficiency with JavaScript/Type Script, HTML, and CSS for web application development.

Experience using Git for source control in a collaborative development environment.

Practical experience with Azure Dev Ops or similar CI/CD platforms to support continuous integration and delivery.

Proven experience providing Senior technical leadership, mentoring developers, and enforcing coding standards and technology strategy.

Ability to communicate effectively with technical teams, business stakeholders, and executive leaders.

Strong problem-solving skills with the ability to diagnose complex issues and propose effective solutions.

Bachelors degree in Computer Science, Software Engineering, Information Systems, or a related field.

Additional

Skills and Qualifications

Experience with Microsoft Azure cloud services for hosting, scaling, and managing applications.

Experience designing and working with microservices architectures.

Experience with containerization technologies such as Docker and orchestration using Kubernetes.

Familiarity with modern JavaScript frameworks such as Angular, React, or Vue.

Experience implementing automated testing frameworks and integrating tests into CI/CD pipelines.

Experience applying Dev Ops practices to improve deployment frequency, stability, and feedback loops.

Experience leading development teams and driving technical…