Senior .NET Solutions Developer

100% Remote (U.S.)

Full-time, Direct W2

$100,000–$150,000 Annually

6+ years

U.S. Citizens, Green Card Holders, EAD Holders, and H-1B transfer candidates are encouraged to apply. We are unable to sponsor new H-1B visa petitions for this position.

We are seeking an experienced .NET Full Stack Developer to design, build, and maintain enterprise-grade web applications and distributed systems built on Microsoft technology stacks. This role spans the full engineering lifecycle — requirements analysis, architectural design, hands‑on implementation, code review, deployment, and post‑release support — with particular emphasis on building scalable APIs, responsive front‑end applications, and cloud‑integrated services. The ideal candidate will combine strong backend expertise in C# and .NET

Core with hands‑on experience developing modern front‑end applications using JavaScript frameworks, and will be comfortable deploying solutions into Azure or AWS environments while maintaining high standards of code quality, security, observability, and operational reliability.

• Provide comprehensive end‑to‑end design, development, and advanced technical troubleshooting for enterprise‑level web applications, from initial discovery through long‑term operational ownership.
• Develop secure, high‑performance backend services using .NET Core and ASP.NET Web API, applying strong object‑oriented design, clean architecture principles, and proven enterprise patterns.
• Design and implement scalable architecture patterns — including microservices, service‑oriented designs, and event‑driven workflows — that support the demands of growing, distributed user bases.
• Build modern, responsive front‑end applications using Angular, React, or similar frameworks, ensuring excellent user experience, accessibility, and performance across browsers and devices.
• Develop and optimizer relational database schemas, stored procedures, indexes, and complex queries in SQL Server, with attention to performance, locking behavior, and long‑term maintainability.
• Produce thorough architecture and technical design documentation, ensuring alignment with performance, security, compliance, and operational standards of the enterprise.
• Participate in system design discussions and ensure that development consistently aligns with enterprise architecture constraints, technology road‑maps, and platform standards.
• Implement robust authentication and authorization mechanisms using OAuth2, OpenID Connect, JWT, and modern identity management services such as Azure AD or Okta.
• Contribute to CI/CD pipeline integration, automated builds, infrastructure‑as‑code practices, and reliable deployment processes across development, staging, and production environments.
• Perform thorough root‑cause analysis and methodically troubleshoot production issues, working to restore service quickly while ensuring long‑term operational stability.
• Identify technical debt, performance bottlenecks, and architectural gaps, and proactively propose and implement well‑scoped improvements with measurable benefits.
• Collaborate fully in Agile/Scrum environments — including planning, daily standups, demos, and retrospectives — to deliver incremental, high‑quality releases on a predictable cadence.
• Maintain comprehensive documentation of systems, APIs, integration workflows, and operational runbooks so that the team can scale and onboard new engineers efficiently.

• Bachelor’s degree in Computer Science, Engineering, or a closely related technical discipline.
• Five or more years of professional software development experience building production‑grade enterprise applications.
• Strong understanding of object‑oriented programming…