# Full Stack Engineer

**Company:** [Wonderschool](https://hotfix.jobs/companies/wonderschool)
**Location:** San Francisco, CA
**Role:** Fullstack Engineering
**Salary:** $180k – $220k/yr
**Experience:** 6+ years
**Skills:** React, TypeScript, JavaScript, Node.js, Ruby on Rails, Elixir, Postgres, Rest, GraphQL, CI/CD
**Posted:** 2026-04-29

> Builds and owns end-to-end full-stack features for a childcare platform, partnering with product and design teams to solve customer problems. Requires 6+ years experience with React/TypeScript frontend, Node.js/Rails backend, Postgres, and AI tools.

## Job Description

## Responsibilities

**Build and Own Product End-to-End**
- Design, build, and ship full-stack features that improve provider, parent, and government experiences
- Own the full development lifecycle, from scoping and architecture to implementation and production support
- Write high-quality, maintainable code with strong test coverage
- Debug and resolve production issues across the stack

**Drive Product Impact**
- Partner closely with Product, Design, and Data to build features that solve real customer problems
- Develop a deep understanding of customer workflows and use cases
- Contribute to product decisions through technical insight and tradeoff analysis
- Work closely with GTM teams to understand user needs and improve product outcomes

**Improve Systems and Scale**
- Design systems and data models that support complex workflows and integrations
- Improve performance, scalability, and reliability of the platform
- Contribute to architecture decisions and technical direction
- Help evolve engineering standards, tooling, and best practices

**Increase Engineering Leverage**
- Use AI tools, automation, and modern development workflows to increase speed and efficiency
- Identify opportunities to reduce manual work and improve developer productivity
- Contribute to a culture of rapid iteration and continuous improvement

## Required Qualifications
- 6+ years of experience as a full stack engineer
- Strong experience with modern frontend technologies (**React**, **TypeScript**, **JavaScript**)
- Proficiency with backend systems (**Node.js**, **Ruby on Rails**, **Elixir**, or similar)
- Experience working with relational databases (**Postgres** or similar)
- Proven ability to deliver high-quality code with strong testing practices
- Experience building and shipping production systems end-to-end
- Strong collaboration and communication skills

## Preferred Qualifications
- Experience building complex or enterprise-grade systems with multiple integrations
- Experience designing APIs (**REST** or **GraphQL**)
- Familiarity with cloud infrastructure, containerization, or serverless architectures
- Experience with **CI/CD** pipelines and DevOps practices
- Experience working in fast-paced, high-growth environments
- Experience incorporating **AI** into products or development workflows

## Compensation & Benefits
- Base salary range (California): **$180,000 – $220,000**, depending on experience, skills, and location
- Eligible for equity and other forms of compensation
- Health benefits with up to 100% coverage for employee premiums and up to 80% for dependents
- Wifi and employee wellness stipends
- Flexible PTO, paid holidays, and mental wellness days
- Competitive parental leave (eligible after 6 months of employment)

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**Canonical:** https://hotfix.jobs/jobs/735ec65e-ad1e-48c4-9012-2b2c2817ce67