# Principal Engineer

**Company:** [Vitalize](https://hotfix.jobs/companies/vitalize)
**Location:** San Francisco, CA
**Role:** Fullstack Engineering
**Salary:** $195k – $275k/yr
**Experience:** 7+ years
**Skills:** TypeScript, Bun, Effect, React, Tanstack Router, Planetscale, Systems Thinking, Full-Stack Development
**Posted:** 2026-08-31

> Principal Engineer owning the decision engine that powers explainable staffing recommendations and hospital operations automation. The role requires deep TypeScript expertise, full-stack experience, strong systems thinking, and comfort working directly with clinical customers.

## Job Description

## Responsibilities
- Design and build decision logic for staffing recommendations, alerts, and workflows.
- Own systems that balance staffing rules, hospital policies, patient needs, and operational constraints.
- Partner with product managers, designers, and engineers to build complex, customer-friendly software solutions.
- Work directly with clinical leaders to understand staffing decisions.
- Build explainable software that shows why it reached a recommendation, enabling users to trust, validate, or override it.
- Define appropriate boundaries between automation and human judgment.
- Improve the system using customer feedback, production data, and real-world outcomes.

## Requirements
- Expertise with TypeScript.
- Experience working across the entire technology stack.
- Strong systems thinking and ability to reason through complex edge cases.
- Customer-facing problem-solving experience.
- Clear communication and a high-ownership mindset.

## Technology Stack
- Bun
- TypeScript
- Effect
- React
- TanStack Router
- PlanetScale

## Compensation and Benefits
- Base salary: $195,000–$275,000 annually.
- Medical, dental, and vision insurance.
- 401(k) with company match.
- Flexible PTO.
- Unlimited travel budget for customer-site visits.
- Bi-annual company off-sites.
- Free in-office meals.
- $5,000 relocation bonus.
- Desk setup reimbursement.
- Commuter benefits.
- Monthly gym and wellness stipend.

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