Rythm Health is hiring a Senior Full-Stack Engineer - Internal Tooling

*U.S. Residents Only / Direct Hiring / No Third-Party Recruitment* This is a senior-level role; we are not currently considering entry-level candidates. *About Rythm Health* Rythm Health provides a convenient, non-invasive home blood sampling kit. Users receive personalized results through a secure, HIPAA-compliant digital platform, enabling comprehensive health tracking and biomarker analysis. *Our Technology Infrastructure* - Full TypeScript implementation - Express + React Router 7 (web application) - tRPC integration - React Native (mobile platform) - React Query - Postgres + Redis databases *Role Responsibilities* - Oversee comprehensive internal tool development from conceptualization to deployment and monitoring - Create and maintain operational dashboards and workflows for laboratory, customer service, shipping, and logistics teams - Implement TypeScript across web applications, Node/Express backend, and supplementary services - Develop robust, HIPAA-compliant services emphasizing privacy, security, and system stability - Create comprehensive documentation to facilitate efficient team collaboration - Demonstrate versatility across technology stack or specialized expertise in select domains *Ideal Candidate Qualifications* - U.S.-based professional with fluent English communication - Minimum 4 years hands-on software development experience with advanced TypeScript proficiency - Adaptable to dynamic startup environment with evolving procedures - Proven track record of developing impactful internal tools and data dashboards - Self-managed professional capable of navigating complex, ambiguous challenges - Strategic AI tool utilization as a productivity enhancement - Experience with React Router, Next.js, or comparable frameworks - Comprehensive understanding of backend architecture and SQL/Postgres data modeling - Commitment to human-generated application materials - Expertise in developing reliable test suites using Vitest, Cypress, Jest *Compensation Package* - Salary: $120k – $200k - Equity: 0.05 % – 0.25 % - Comprehensive Benefits: Health, Dental, Vision - Flexible Paid Time Off - Fully Remote Work Environment *Recruitment Process* 1. Complete preliminary candidate assessment 2. 20-minute introductory discussion with Co-Founder & CTO 3. 60-minute systems design evaluation 4. Technical assessment option: - 45-minute live React interface recreation - 2-hour take-home React/React Native project 5. Final references and team interaction Compensation Range: $120K - $200K