Frontend Software Engineer III

About the role

As a Frontend Software Engineer you will help build a next‑generation, highly scalable and performant core frontend platform for Satispay, a fast‑growing fintech company serving over 6.5 million users. You will work closely with product, design and backend teams to deliver new features and improve the overall user experience.

Key responsibilities

• Collaborate on feature development, participate in code reviews and share knowledge.
• Enforce coding standards and best‑practice design patterns for frontend code.
• Contribute to the technical vision and foundations of a scalable UI platform.
• Research, evaluate and select modern frontend technologies, frameworks and tools.
• Design modular, scalable systems that can evolve with business requirements.

Required profile

• 3‑5 years of professional frontend development experience.
• Strong problem‑solving mindset, teamwork orientation and ownership of features.
• Proficiency with JavaScript, TypeScript, React and state‑management libraries such as TanStack Query.
• Experience building and maintaining design systems using Tailwind CSS, Storybook or headless UI libraries.
• Familiarity with modern build tools (Vite, Rollup, Nx/Turborepo) and APIs (REST, GraphQL, WebSockets).

Required skills

• TypeScript
• React
• TanStack Query
• Zustand
• Jotai
• Tailwind CSS
• Radix UI / Base UI
• Zod, fp‑ts, effect
• GraphQL, Next.js
• PostgreSQL
• AWS (Lambda, S3, SNS, SQS)
• Vitest, React Testing Library, Playwright
• CodeBuild, CodePipeline, GitHub Actions
• Sentry, Kibana
• Vite, Rollup, Nx, Turborepo
• RESTful APIs, WebSockets
• Node.js, Grafana, CloudWatch, Logstash

What we offer

• Private health insurance for you and your family, plus psychological support and mental‑health workshops.
• Stock option plan, meal vouchers and relocation assistance.
• Professional development programmes, internal mobility and language courses.
• Unlimited PTO, hybrid working policy and flexible hours.
• Enhanced parental leave and additional leave for child sickness.