Senior Software Engineer, Frontend

Senior Software Engineer Frontend

New York Full-time On-site Senior

$170000 - $210000 USD plus equity

About the Role:

Were hiring a Senior Frontend Engineer to be the technical anchor for our Marketplace web rewrite rebuilding the highest-traffic journeys and setting the frontend patterns the team will follow for the next 5 years. The roadmap is aggressive: international expansion (Mexico & Caribbean this year Europe next) in-housing search from Algolia consumer experience rebuild new Hotel SaaS tool and Spa as a major new vertical.

Senior role with Staff-leaning scope and clear growth path. Opportunity to become Tech Lead of the biggest features (full SRP and DLP rewrites) and expand cross-team influence across Marketplace Core Growth and Hotels.

2/3 of traffic goes to web making performance business-critical (Core Web Vitals SEO caching API design). The web frontend is also the launchpad for AI integrations (concierge chatbot AI spa booker). Tech stack: 16.x App Router React 19 Tailwind shadcn UI. Also happy to evaluate strong Full Stack engineers willing to learn React/.

Key Responsibilities:

- Own major initiatives end-to-end across highest-traffic surfaces (SRP DLP) with goals around Core Web Vitals SEO and conversion.

- Lead technical design for large changes (RFCs/design docs) drive alignment with Product/Design.

- Define reusable patterns in App Router codebase (routing data fetching caching component architecture error handling analytics).

- Raise quality bar through standards reviews and mentorship for a junior-leaning team.

- Shape tooling and practices (Playwright testing Datadog observability CI hygiene).

- Partner with backend engineers on API contracts for frontend performance.

Requirements:

- 7 years building production web applications (or equivalent senior experience).

- Deep React expertise and strong command of modern frontend architecture especially -style SSR/SPA hybrids.

- Proven experience leading rewrites or migrations of high-traffic surfaces with measurable results (Core Web Vitals SEO conversion reliability).

- Strong technical judgment and ability to lead ambiguous projects from scoping through rollout.

- High engineering bar: testing discipline observability mindset maintainable code.

Bonus Skills:

- Frontend: 16.x (App Router) React 19 TypeScript Tailwind shadcn/ui

- Testing: Playwright

- Observability: Datadog

- Backend context: Ruby on Rails on AWS Postgres MongoDB

Ideal Background:

Hiring strong engineers with high learning velocity and strong judgment not narrow specialists. React experience preferred but engineering quality matters most.

Tier 1: Top engineering orgs (Stripe Airbnb) or similarly rigorous environments.

Tier 2: Strong CS fundamentals ideally CS degree from a strong school.

Marketplace experience a strong plus (e.g. Airbnb two-sided platforms).

Recruiter shorthand: Pedigree and engineering quality matter most; specific stack depth is secondary.

Skills Required

React

Ruby on Rails

APIs

Databases (Postgres MongoDB)

Testing (RSpec Playwright)

Nice to Have:

TypeScript

Tailwind

AWS

Datadog

Benefits

Equity participation opportunity for significant ownership in a growing company.

About the Team

The team is lean and looking for engineers willing to take on ownership within a startup environment.

Apply Via Email:

#SeniorSoftwareEngineer

#FrontendEngineer

#FrontendDeveloper

#ReactDeveloper

#Nextjs

#JavascriptEngineer

#Typescript

#WebPerformance

#SoftwareEngineeringJobs

#TechJobsNYC

#StaffEngineer

#EngineeringLeadership

#ScalableSystems

#HighTrafficSystems

#ProductEngineering

Required Experience:

Senior IC