CareerPlan

(Senior) Frontend Engineer - Webstack (all genders)

Hamburg, deFull-time2026-11-05 → 2026-11-10

Core

Developing and maintaining frontend features for a web shop (Desktop, Mobile Web, Tablet) using React and TypeScript, optimizing for p99 performance and building custom abstractions.

Role type

Senior Frontend Engineer (Webstack)

Builds

E-commerce web shop features, A/B testing tools, deployment dashboards, and monitoring systems.

Domain

E-commerce, Web Development

Required skills

TypeScript, JavaScript, React (Hooks, Context), HTML, CSS (CSS-in-JS, Responsive Design), REST-API integration, State Management (Redux, Zustand, React Query), Frontend Testing (Jest, React Testing Library), Git, CI/CD, Web Performance optimization, Accessibility (a11y).

Preferred skills

Server-Side Rendering (SSR), Node.js, End-to-End Testing (Cypress), Monitoring/Observability, Web Security.

Technologies

React, TypeScript, Jest, React Testing Library, Vite, npm, yarn, Git, Claude, Cursor, Redux, Zustand, React Query, Cypress.

Responsibilities

Develop and maintain frontend features for web shop across devices; Collaborate with Product, UX, and QA to deliver customer-focused products; Utilize AI tools (Claude, Cursor) for vibe-coding and building custom solutions; Design monitoring systems to detect deployment gaps and distinguish bot traffic; Solve unusual problems with the Security team; Perform continuous improvement, refactoring, and code reviews.

Seniority

Senior, hands-on IC