At Ailleron, we specialize in financial software development services. We are looking for a Senior Frontend Developer to join our team. We are working on a project for the banking sector, developing an online banking platform for a business client. What will you do? Actively contribute to application development using the latest technologies. Implement new features and enhance existing functionality. Develop modern banking systems used by some of the largest financial institutions in our market. What skills and experience are we looking for? Strong knowledge of React 18 and its core concepts, including hooks, context, component lifecycle, and design patterns. Experience working with forms using React Hook Form. Hands-on experience with React Query v5 for asynchronous state management and data synchronization. Ability to debug and optimize applications using developer tools, such as React DevTools. Experience with TypeScript in large-scale projects. Good knowledge of Git and experience working in a team environment, including pull requests and code reviews. Experience working with package managers, such as npm and Yarn. Ability to write unit and integration tests using tools such as Jest and React Testing Library to ensure code quality. Experience maintaining and extending an existing codebase. Theoretical knowledge of working with monorepos and Nx; practical experience is a plus. Experience with CI/CD tools and development process automation. Nice to have Basic knowledge of end-to-end testing tools, such as Cypress or Playwright. Ability to optimize frontend application performance. A host of benefits you’ll appreciate
Atmosphere
Working at a friendly company recognized as a Great Place To Work and awarded the Friendly Workplace distinction Self-development
80 hours to develop your skills during work hours Health
Health Care and Sports Card Education
Language classes during work hours Safety
Life insurance tailored to your needs Integration
Well-being programs, team-building activities, and events
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Senior Frontend Developer [React] in Kraków – pracodawca: Ailleron
Ailleron to dynamiczna firma w Krakowie, która stawia na rozwój swoich pracowników i oferuje wyjątkowe możliwości szkoleń oraz wsparcia w zakresie kariery. Pracując w naszym zespole ds. kadr i płac, będziesz częścią przyjaznej kultury pracy, gdzie doceniamy zaangażowanie i innowacyjność, a także oferujemy atrakcyjne benefity, które wspierają równowagę między życiem zawodowym a prywatnym.
