Senior .NET Developer (Billing)

Salary: $150,000 - 190,000 per year Requirements:

• We need strong hands-on experience with .NET and C#.
• We require experience working with MS SQL Server and other relational database technologies.
• We look for a background in building service-oriented and API-centric applications.
• We need experience with ASP.NET Core.
• We expect familiarity with Entity Framework or EF Core.
• We require experience developing and consuming REST APIs using tools such as Swagger and Postman.
• We value frontend exposure with SPA frameworks such as Angular or React.
• We look for experience with TypeScript, Node.js, and Webpack.
• We need familiarity with authentication patterns such as OAuth and JWT.
• We require knowledge of microservices and distributed system architecture.
• We prefer experience supporting high-volume, event-driven, and queued workflows.
• We look for exposure to messaging technologies such as RabbitMQ.
• We require experience with unit testing and automated test coverage.
• We want strong problem-solving ability and an ownership mindset.
• We value a focus on building scalable, high-quality solutions and continuously improving systems.

• We contribute to the development of a billing and claims platform that supports high-volume transactional processing.
• We build and scale backend services and enterprise applications.
• We enhance existing systems and help evolve the overall architecture.
• We design solutions that are scalable, maintainable, and extensible.
• We participate in the full software development lifecycle, including design, development, testing, and deployment.
• We partner across teams to translate business needs into technical solutions.
• We ensure code quality through automated testing practices.
• We solve complex domain-driven challenges and support system integrations.

• API
• ASP.NET
• Angular
• Backend
• C#
• Frontend
• Support
• JWT
• OAuth
• Postman
• REST
• RabbitMQ
• React
• SQL
• Swagger
• TypeScript
• Webpack
• microservices
• NodeJS
• AI

More:

We are a company building technology solutions for billing and claims processing, with an emphasis on high-volume transactional environments and robust enterprise systems. Our team works across the full product lifecycle, collaborating closely to turn business requirements into reliable technical solutions. We offer eligibility for discretionary bonuses, medical, dental, and vision benefits, and participation in our 401(k) retirement plan. Compensation is based on factors such as experience, skills, certifications, training, and location. We are committed to building an inclusive workplace and welcome candidates from diverse backgrounds.

last updated 39 week of 2026