Senior Full Stack Engineer

We're looking for a Senior Full Stack Engineer to be part of the experience platform that powers every client-facing moment at Lemonade. You'll create the building blocks that millions of customers interact with daily—turning complex insurance processes into delightful, instant experiences.

In this role you'll:

Build, integrate, and maintain accessible, performant, and sharable UI components within Uniclient, our unified cross-platform frontend infrastructure, used by millions of users daily.

Drive technical decisions that impact the entire customer journey, implemented in a TypeScript, React, and Node.js environment

Lead performance optimizations and architectural improvements that directly enhance user satisfaction

Contribute to the frontend platform infrastructure, enabling a better developer experience across the company

Own end-to-end feature development from concept to deployment, with AI-powered tools handling routine tasks

Develop user-facing building blocks using cutting-edge browser technologies, ensuring a seamless experience across both desktop and mobile browsers.

What you'll need:

5+ years of full stack development experience with a strong focus on frontend

Deep expertise in TypeScript, React, CSS, and Node.js

Broad knowledge of frontend frameworks, terms, and tools

Experience building Frontend applications and working in full-stack roles at scale

Passion for creating user experiences that feel magical, not mechanical