Full Stack Engineer

About Wonderschool

Wonderschool's mission is to ensure every child has access to early childhood education that helps them realize their full potential. We empower small business owners-childcare providers-to launch and grow programs through software, coaching, and support, while partnering with governments to modernize childcare infrastructure.

We are building a category-defining platform at the intersection of marketplace, SaaS, and public sector systems-now increasingly powered by AI. Our products help providers run and grow their businesses, from enrollment and marketing to licensing, compliance, and daily operations.

Our team is small, fast-moving, and deeply focused on building systems that scale. We value people who take ownership, experiment quickly, and use modern tools-including AI and automation-to increase their leverage and impact.

Position Summary

This role builds the core systems that power Wonderschool's platform-enabling providers to launch and grow their businesses, governments to operate programs at scale, and families to access care. As a Senior Full Stack Engineer, you will own features end-to-end, working across frontend, backend, and data layers to deliver high-quality, scalable products.

You will operate as a builder, partnering closely with product, design, and go-to-market teams to turn real-world problems into simple, effective solutions. Success in this role means shipping quickly, improving system reliability, and leveraging modern tools-including AI-to increase development velocity and product impact.

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, Type Script, 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 Graph

QL)

* Familiarity with cloud infrastructure, containerization, or serverless architectures

* Experience with CI/CD pipelines and Dev Ops practices

* Experience working in fast-paced, high-growth environments

* Experience incorporating AI into products or development workflows

Compensation & Benefits

Compensation Range (California):

The base salary range for this role is $180,000 - $220,000, depending on experience, skills, and location. This role may also be eligible for equity and other forms of compensation.

Wonderschool offers a competitive benefits package, including:

* 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)

* A highly collaborative, mission-driven workplace environment

Location / Travel Expectations

This role is based in San Francisco. We work primarily in-office to enable close collaboration across engineering, product, and leadership teams.