Frontend Developer with React (f/m/x)

Nasze wymagania: Minimum of 6 years of commercial frontend development experience Strong knowledge of ReactJS (including Hooks and Context API) and JavaScript Practical experience with TypeScript, with proficiency in modern CSS techniques and tools Familiarity with modern frontend tooling: webpack, npm, GitLab/Jenkins Understanding of testing methodologies and software design principles Fluency in English (spoken and written) Open to hybrid work (3 days per week in the office) O projekcie: Join the dynamic international team of professionals split between London and Warsaw. We are looking for an experienced Frontend Developer to help modernize the user interface of a complex pricing application used for structured notes. The role involves working closely with both frontend and backend developers as we uplift the existing UI while maintaining compatibility with the legacy application. Zakres obowiązków: Develop and maintain user interface components using ReactJS and JavaScript Collaborate with backend developers and strategists to implement features Refactor legacy UI components to align with the new architecture Utilize CSS-in-JS or SCSS for styling and implement responsive designs Participate in code reviews and apply solid design patterns Contribute to improving CI/CD workflows and frontend build processes Oferujemy: Great Place to Work since 2015 - it’s thanks to feedback from our workers that we get this special title and constantly implement new ideas Employment stability - revenue of PLN 2.1BN, no debts, since 2006 on the market We share the profit with Workers - over PLN 76M has already been allocated for this aim since 2022 Attractive benefits package - private healthcare, benefits cafeteria platform, car discounts and more Comfortable workplace – class A offices or remote work Dozens of fascinating projects for prestigious brands from all over the world – you can change them thanks to Job Changer application PLN 1 000 000 per year for your ideas - with this amount, we support the passions and voluntary actions of our workers Investment in your growth – meetups, webinars, training platform and technology blog – you choose Fantastic atmosphere created by all Sii Power People