Full-Stack Engineer - Build Scalable APIs & UI

Playground AI; New York (NY); On-site; USD 170,000 - 270,000; Full time

Benefits offered by this job

3 weeks PTO

Health, vision, and dental benefits

$1200/year education stipend

Free lunch daily

New MacBook

Collaborative culture with autonomy

Job summary

Playground AI is seeking a senior full-stack engineer to build new products from zero to one, spanning APIs, backend services, and frontend experiences used by thousands of child care businesses and government partners.

The role spans the full stack; you will own projects end-to-end, designing scalable backend APIs and delivering delightful frontend features while collaborating with a cross-functional team and leveraging modern AI coding tools.

Qualifications

• 5+ years of experience in full stack or software development.
• Proficiency in React and TypeScript on the frontend.
• Strong proficiency in Node.js and Express on the backend.
• Experience designing and maintaining RESTful APIs in production.
• Cloud platform experience, preferably GCP, including infrastructure and reliability best practices.
• Ability to ship quickly and focus on high-impact work.
• Strong problem-solving, attention to detail, and communication skills.
• Demonstrated ownership of high-impact projects from concept to delivery.

Responsibilities

• Collaborate with cross-functional teams to design and build end-to-end features with strong customer impact.
• Write clean, maintainable code across the stack: React/TypeScript on the frontend, Node.js/Express on the backend.
• Lead design and delivery of mission-critical backend APIs and services emphasizing performance and security.
• Build and improve frontend features in the web app for thousands of child care businesses.
• Participate in code reviews to maintain quality and share knowledge across the team.
• Interact directly with customers to gather feedback and understand needs.
• Identify technical debt and drive improvements across frontend and backend architecture.

Skills

React

TypeScript

Node.js

Express

RESTful APIs

Cloud (GCP)

Job description

Playground AI is seeking a senior full-stack engineer to build new products from zero to one, spanning APIs, backend services, and frontend experiences used by thousands of child care businesses and government partners.

The role spans the full stack; you will own projects end-to-end, designing scalable backend APIs and delivering delightful frontend features while collaborating with a cross-functional team and leveraging modern AI coding tools.