Senior Frontend Engineer - React/TypeScript, AI-Driven UI

Fresha; Warszawa; Hybrid; PLN 279,000 - 446,000; Full time

Benefits offered by this job

ESOPs

Job summary

Fresha in Warsaw is seeking an AI-augmented Frontend Engineer to own and evolve the core booking and scheduling engine, delivering scalable, consumer-facing features in React + TypeScript.

You will collaborate across Product, Design, Backend, and Infra, build with the Fresha Design System, write tests with Cypress/Jest, and explore AI tools to accelerate delivery; onsite four days a week.

Qualifications

• Extensive experience with React and TypeScript.
• Experience shipping large-scale consumer web apps.
• Knowledge of GraphQL (Apollo/URQL) and REST fundamentals.
• Experience with design systems.
• Strong web performance, cross-browser, responsive design.
• Testing with JS/TS frameworks.

Responsibilities

• Own and evolve core booking & scheduling engine.
• Design, build, and ship new features in React + TypeScript.
• Own end-to-end features: discovery, design, implementation, testing, rollout, observability.
• Contribute to Fresha Design System for consistent UI.
• Write robust tests (Cypress, Jest, RTL) and keep CI/CD green.
• Collaborate with Product, Design, Backend, Infra, and Mobile teams.

Skills

AI-augmented workflow

React & TS

GraphQL

Design systems

Web performance

Testing mindset

Tools

React Router DOM

Redux

URQL

Formik

Cypress

Jest

Job description

Fresha in Warsaw is seeking an AI-augmented Frontend Engineer to own and evolve the core booking and scheduling engine, delivering scalable, consumer-facing features in React + TypeScript.

You will collaborate across Product, Design, Backend, and Infra, build with the Fresha Design System, write tests with Cypress/Jest, and explore AI tools to accelerate delivery; onsite four days a week.