Front End Engineer - Authentication Interfaces

Adyen is a financial technology platform providing payments, data, and financial products. The Authentication Interfaces team builds authentication products for online payments. The role involves designing and building highly scalable distributed systems, taking end-to-end ownership, and collaborating with cross-functional teams.

• Design and build solutions for highly scalable and reliable distributed systems that are central to Adyen's success.
• Collaborate closely with your team, product managers, UX, design, and other engineering teams across the Uplift and Payments domains to refine and implement your ideas.
• Take end-to-end ownership, seeing your work through the entire development lifecycle.
• Uphold our high standards for system health by implementing robust observability into the authentication flow to deliver the best shopper experience.
• You will be part of a diverse and inclusive team.
• We launch fast and iterate often. Concretely, this means that within your first few weeks, you will bring code live that impacts many businesses and shoppers.
• Collaborate across teams and time zones to make things happen, review code, and be open to giving and receiving feedback.

• passionate about building robust, large-scale systems
• strong foundation in web development, with experience building web applications, web sdks, integrating with APIs, and working with observability tools
• expertise in front end architecture, web performance, CI/CD workflows, and testing strategies across unit, component, and end-to-end layers
• strong experience in Preact, Typescript, Vite, GitHub, Gitlab, and state management
• familiarity with Sentry, Vitest, Emotion/CSS, Playwright a plus
• pragmatic and action-oriented
• clear and concise communicator
• flexible, curious, and proactive team player
• proven experience in building and maintaining highly scalable and reliable systems
• enthusiastic about growing your expertise across the full stack with small contributions to backend java APIs
• bonus: previous experience working on payment flows or using Passkeys and SPC solutions including WebAuthn, device binding, and device fingerprinting