Senior Frontend Developer - Payments Platform

Stack

Responsibilities

• ▹Design and build scalable frontend architectures for complex checkout and payment flows
• ▹Develop reusable, maintainable component libraries shared across multiple markets
• ▹Implement state-heavy UIs (payment status, retries, errors, fallbacks, refunds)
• ▹Ensure high standards of performance, accessibility and reliability, especially in payment-critical moments
• ▹Collaborate closely with backend, product and platform teams in a DevOps-oriented environment
• ▹Continuously improve developer experience, build pipelines and release quality

Requirements

• ▹7+ years of professional experience as a Frontend Engineer on complex web applications
• ▹Strong proficiency in TypeScript and React
• ▹Expert knowledge of HTML5 and CSS3
• ▹Solid styling expertise with SCSS and/or styled-components, with the ability to design scalable styling systems
• ▹Strong understanding of frontend architecture, application state management and component-driven design
• ▹Experience with CI/CD concepts, modern build tools and Git-based workflows (e.g. GitHub Actions)
• ▹Experience with cloud-based platforms, especially Google Cloud Platform (GCP)
• ▹Fluent Hungarian

Nice to have

• ▹Experience with Preact

Soft skills

What we offer

• ▹Hybrid work in Budapest (1 day onsite)