Senior Full Stack Developer

We are seeking a Senior Full Stack Engineer with strong experience in React, Next.js, C#, microservices, Dev Ops, and event-driven architecture within AWS for a contract-to-hire EMR modernization and rebuild initiative.

This role is ideal for a senior engineer who is comfortable working across the full technology stack while also contributing to architectural decisions, application design, cloud infrastructure, and deployment strategy. You will join an established 8-person Scrum team and help design and build scalable healthcare technology supporting patients with rare and chronic illnesses.

• Fully remote position with CST core working hours
• Must be authorized to work in the United States without visa sponsorship
• Competitive compensation
• Benefits include medical, dental, vision, and 401(k)

• Design, develop, and maintain scalable full-stack applications using React and Next.js for modern front-end development
• Build robust backend services, APIs, and application components using C# and .NET technologies
• Contribute to the design and implementation of event-driven architectures within AWS
• Design systems using asynchronous communication, messaging, event processing, and loosely coupled services
• Develop and maintain microservices-based applications, including service-to-service integrations and distributed system components
• Participate in architectural discussions and help establish scalable, reliable, and maintainable application patterns
• Build new applications and products from the ground up rather than focusing solely on feature enhancements or production support
• Design and integrate APIs and services across distributed healthcare technology platforms
• Collaborate with engineering leadership, product teams, analysts, and other developers to translate business requirements into technical solutions
• Work within Azure Dev Ops for source control, backlog management, build pipelines, releases, and development workflows
• Support and improve CI/CD pipelines, automated deployments, and Dev Ops processes
• Participate in infrastructure, deployment, monitoring, troubleshooting, and production support activities
• Identify opportunities to improve application performance, reliability, scalability, observability, and security
• Participate in code reviews and help establish engineering standards and development best practices
• Work within an established 8-person Scrum team delivering solutions through 3-week sprint cycles
• Participate in sprint planning, refinement, estimation, daily Scrum activities, demonstrations, and retrospectives
• Support and enhance applications within a larger EMR and healthcare technology ecosystem
• Apply security, scalability, performance, and healthcare data protection best practices throughout the development lifecycle

• Bachelor's degree in Computer Science, Information Systems, Software Engineering, or a related technical field, or equivalent professional experience
• Senior-level full-stack software engineering experience
• Strong hands-on experience with React and modern front-end development
• Experience developing applications with Next.js
• Strong proficiency with C# and .NET for backend development
• Demonstrated experience designing, developing, and supporting microservices architectures
• Experience building distributed applications with REST APIs, service integrations, and asynchronous communication patterns
• Strong understanding of event-driven architecture
• Hands-on experience designing or developing event-driven solutions within AWS
• Understanding of messaging, queues, event streams, publishers/subscribers, event processing, and loosely coupled system design
• Experience contributing to application and solution architecture decisions
• Strong knowledge of software design principles, scalable…