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Senior Frontend Developer

Warsaw, Masovian Voivodeship, pl💼 Full-time🗓 2025-12-15 → 2026-09-25

Core

Build high-quality, scalable frontend applications and complex user interfaces for a business-critical promotions ecosystem serving millions of players.

Role type

Senior Frontend Developer

Builds

Customer-facing UIs, back-office flows, and a shared UI library/Design System

Domain

Online gaming / Promotions technology

Deliverable

product features

Required skills

TypeScript, React, frontend architecture, design patterns, data-heavy application development, performance optimization, UI/UX collaboration

Preferred skills

MUI customization, CI/CD pipeline setup

Responsibilities

Develop and maintain frontend applications, architect and implement Design Systems, collaborate with backend developers and product managers, take ownership of technical decisions

Seniority

Senior, hands-on IC

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