Front-end Developer with React (f/m/x)

Introduction to offer: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.Your tasks:Developing and maintaining user interface components using ReactJS and JavaScriptCollaborating with backend developers and strategists to implement featuresRefactoring legacy UI components to align with the new architectureUtilizing CSS-in-JS or SCSS for styling and implementing responsive designsParticipating in code reviews and applying SOLID design patternsContributing to improving CI/CD workflows and frontend build processesRequirements:Minimum of 5 years of commercial frontend development experienceStrong knowledge of ReactJS (including Hooks and Context API) and JavaScriptPractical experience with TypeScript with proficiency in modern CSS techniques and toolsFamiliarity with modern frontend tooling: webpack, npm, GitLab/JenkinsUnderstanding of testing methodologies and software design principlesFluency in English (spoken and written)Open to hybrid work (3 days per week in the office)