[Hiring] Senior Full Stack Engineer @Gainwell Technologies LLC

Role Description

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You’ll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You’ll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have comprehensive leadership and technical development academies to help build your skills and capabilities.

Summary: Design, build, test and operate secure, scalable software for Medicaid DDI programs and modernized Provider Plus capabilities. Use cloud-native engineering and approved AI coding tools to improve delivery speed while retaining developer ownership for design, security, correctness, testing and maintainability.

Your role in our mission:

• Develop React/TypeScript micro-frontends and .NET 10/C# microservices, serverless services and contract-first REST APIs.
• Build multi-tenant capabilities using tenant isolation, configuration-driven behavior, feature flags and coordinated API, UX and schema versioning.
• Develop PostgreSQL solutions and AWS workloads using applicable Lambda, API Gateway, S3, SQS, Glue/Spark, MSK/Kafka and EKS patterns.
• Implement REST, event, queue, batch and managed file-transfer integrations, including adapters for required SOAP/WCF interfaces.
• Create Terraform and CI/CD assets for automated build, test, security scanning, deployment, rollback and environment promotion.
• Implement automated tests, observability, secure logging, code review, vulnerability remediation and production-readiness controls.

Qualifications

• 6+ years of Professional Software Engineering experience.
• Strong hands-on C#/.NET and JavaScript/TypeScript Development; React and Modern API experience preferred.
• Experience delivering enterprise applications, integrations or cloud-native services; Medicaid/MMIS/MES experience preferred.
• Strong knowledge of SOLID, distributed systems, microservices, event-driven design and secure coding.

Requirements

• Fully remote opportunity with the option to work anywhere within the United States.
• Opportunities to travel through your work (0-10%).
• Willingness to work a flexible schedule to accommodate business needs and travel as required.
• Video cameras must be used during all interviews, as well as during the initial week of orientation.
• The deadline to submit applications for this posting is December 30, 2026.
• The pay range for this position is $76,100.00 - $108,700.00 per year, however, the base pay offered may vary depending on geographic region, internal equity, job-related knowledge, skills, and experience among other factors.

Benefits

• Generous, flexible vacation policy.
• 401(k) employer match.
• Comprehensive health benefits.
• Educational assistance.
• A variety of leadership and technical development academies to help build your skills and capabilities.