Senior Frontend Engineer

NxT Level

Senior Frontend Engineer

New York, NY
Full Time
Paid
  • Responsibilities

    Location: NYC - onsite 5 days per week

    Compensation: $175k-$290k

    Company Size: 3000+ employees

    Total Funding: $1.8B

    Visa: transfer only, no new sponsors

    Tech Stack: React, React Native, TypeScript, GraphQL, WebSockets, SSE, REST APIs

    We are looking for a Senior Frontend Engineer with 3+ years of experience to build and scale real-time logistics and operations platforms. You'll work across web and mobile surfaces, designing high-performance React applications powered by WebSockets, SSE, and GraphQL subscriptions. This is an opportunity to shape frontend architecture that directly powers real-world food delivery operations during a critical 10 → 100 scale phase. You'll partner closely with backend and operations teams, owning projects end-to-end in a fast-moving, engineering-first culture.

    What will you be doing?

    • Design and build high-performance React applications with real-time data via WebSockets, SSE, and GraphQL subscriptions
    • Contribute to and shape courier mobile apps built in React Native
    • Lead technical design for complex features from initial architecture through production rollout
    • Improve frontend reliability, latency, and scalability in a high-throughput logistics environment
    • Mentor engineers and raise the bar for frontend engineering across the team