Software Engineer III, Full-stack
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Job Description
Software Engineer III developing .NET/C#, React, and AWS payment integrity software for healthcare. Validating AI-generated code and delivering secure full-stack features.
Responsibilities:
- Design, develop, test, and ship production-grade software across backend services and front-end applications
- Build and operate cloud-native solutions in AWS with a focus on reliability, scalability, and performance
- Develop and maintain backend services primarily in .NET/C#
- Contribute to front-end development, including component design and API integration
- Implement and support CQRS patterns
- Leverage AI-assisted coding tools, including Copilot CLI, Claude Code, and Codex, to accelerate delivery, refactor code, improve tests, and support documentation
- Develop and manage agent-driven coding workflows using multiple AI agents in parallel
- Refine code through AI feedback loops using iterative prompting, validation, and improvement cycles
- Validate and audit AI-generated code for accuracy, security, and maintainability
- Establish guardrails, validation patterns, and review processes for safe AI-generated output
- Collaborate with Product, QA, and engineers
- Participate in code reviews and contribute to engineering standards
- Embed security, compliance, and quality across the stack
- Mentor and support other engineers
- Oversee planning, execution, and delivery of frontend and backend features aligned with organizational OKRs and product roadmaps
Requirements:
- Strong experience building and maintaining production software systems
- Full-stack development with strong backend (.NET/C#) and frontend (React) capabilities
- Hands-on experience with relational and document databases at scale, including schema design, query optimization, and diagnosing performance issues in production
- Proficiency with AWS services (EC2/ECS/EKS, S3, IAM, Lambda, RDS/DynamoDB, etc.)
- Demonstrated, day-to-day use of AI-assisted coding tools to deliver real software—not just experimentation
- Ability to clearly explain how you validate, test, and take ownership of code
- Strong communication skills and ability to collaborate effectively in a team environment
- Experience working in healthcare, fintech, or compliance-driven environments is a plus
Benefits:
- Competitive salaries
- Health insurance
- 401(k) plan with employer match
- Paid parental leave
- Comprehensive compensation package
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