Senior Frontend Engineer (Fintech)

TL;DR

Senior Frontend Engineer (Fintech): Developing and maintaining a gamified mobile platform for a large-scale fintech ecosystem with an accent on native application performance and user engagement. Focus on building communication and reward tools, managing app store deployments, and collaborating with cross-functional teams to deliver seamless financial service experiences.

Location: Warsaw, Poland

Company

A fintech company providing point-of-sale financing and consumer credit products for service-based businesses like auto centers and medical clinics.

What you will do

• Develop and maintain the customer-facing native mobile application.
• Take end-to-end ownership of new features from conceptualization to deployment.
• Collaborate with backend engineers to integrate APIs and ensure high-performance UX.
• Write clean, maintainable code following industry best practices.
• Mentor team members and contribute to a collaborative engineering culture.

Requirements

• 5+ years of frontend or mobile development experience.
• Strong production experience with React and React Native.
• Deep knowledge of JavaScript, TypeScript, and CSS.
• Experience publishing and maintaining apps in Google Play and the App Store.
• Fluent in English for daily collaboration with international teams.
• B.Sc. in Computer Science or equivalent degree.

Nice to have

• Familiarity with backend development using Java or Kotlin.
• Experience with end-to-end testing frameworks like Playwright.
• Knowledge of WebSockets.
• Prior experience in fintech, specifically payment processing.
• Experience with AI development tools like Cursor and Claude Code.

Culture & Benefits

• Opportunity to work on a high-impact, large-scale fintech product.
• Collaborative environment with international team exposure.
• Professional growth through ownership of strategic features.
• Contact hirify.global for specific details regarding global benefits and compensation packages.