Full Stack Software Engineer, React / Rails

We are recruiting for a

Full Stack Software Engineer

for a fast-growing consumer marketplace technology company in New York City.

This role is ideal for an engineer who likes building real products end-to-end, from frontend user experience to backend APIs, data models, analytics, and performance.

The work is tied directly to core customer journeys, including search, discovery, booking, account, and post-booking experiences.

What You Will Do

Build full-stack features across high-traffic consumer marketplace workflows
Develop frontend UI, backend APIs, data model changes, instrumentation, and rollout plans
Work with React, Next.js, TypeScript, Ruby on Rails, Node.js, Postgres, and MongoDB
Help improve API structure, backend logic, performance, reliability, and scalability
Partner closely with Product, Design, Backend, Platform, and Data teams
Improve testing, observability, dashboards, alerts, tracing, and operational readiness
Help create reusable engineering patterns that make the team faster and more consistent
Must Have

4+ years of full stack software engineering experience
Strong experience building production web applications
React and modern JavaScript / TypeScript experience
Backend development experience with Ruby on Rails, Node.js, or similar frameworks
Experience building APIs and working with databases
Comfortable owning features across frontend, backend, data, and analytics
Strong product mindset and attention to user experience
Strong engineering fundamentals, including code quality, testing, debugging, and reliability
Preferred

Next.js experience
Ruby on Rails experience
AWS experience
Postgres or MongoDB experience
Datadog, RSpec, Playwright, or similar testing / observability tools
CS degree or strong computer science fundamentals
Experience with consumer products, marketplace platforms, SaaS products, or high-growth startups
Additional Details

Location: New York, NY
Schedule: onsite Monday through Thursday, remote Friday
Compensation: $160K to $180K base salary plus equity
Relocation is open, but relocation assistance is not provided
Authorization: Candidates must be authorized to work in the United States without employer sponsorship now or in the future. This employer is unable to provide or transfer visa sponsorship for this position.