Senior React Native Engineer — Cart & Wallet, Global Impact

HelloFresh; Warszawa; On-site; PLN 180,000 - 240,000; Full time

Benefits offered by this job

Global collaboration

Workspace access: Warsaw Centre Point

End-to-end ownership

Impact at scale

Job summary

HelloFresh in Warsaw, within HelloTech, builds and scales the digital products powering its end-to-end food experience. The role sits in the Cart & Wallet squad and focuses on shipping high-quality cart, checkout and wallet experiences across mobile and web apps.

As a Senior React Native Engineer, you’ll own product problems, validate with data, run experiments on critical surfaces, and collaborate across teams to drive scalable solutions.

Qualifications

• 2–3 years of hands-on React Native experience.
• Minimum 5 years of experience with HTML, CSS, and JavaScript.

Responsibilities

• Build and improve cart, checkout, and wallet flows in React Native apps.
• Run experiments on high-traffic, revenue-critical surfaces.
• Collaborate with engineers to improve code, systems and processes.
• Design and develop scalable solutions.
• Support teammates via workshops, pair programming, and code reviews.
• Own and monitor produced changes in production; ship and learn.

Skills

React Native

JavaScript

HTML

CSS

React.js

Node.js

CI/CD

Testing (unit/integration/e2e)

AI tooling (Claude Code, Cursor, Copil

Tools

AI tooling (Claude Code)

Copilot

Job description

HelloFresh in Warsaw, within HelloTech, builds and scales the digital products powering its end-to-end food experience. The role sits in the Cart & Wallet squad and focuses on shipping high-quality cart, checkout and wallet experiences across mobile and web apps.

As a Senior React Native Engineer, you’ll own product problems, validate with data, run experiments on critical surfaces, and collaborate across teams to drive scalable solutions.