Senior React Developer in Constanţa

JavaScript (master) Redux (master) ReactJS (master) 4 soft is a tight-knit team of software developers from Wrocław united with a passionate approach and work ethic. Our mission is to help companies benefit from the latest software innovations. Blockchain and Web development projects delivered for our clients got us to the Top 5 Blockchain Companies on Clutch.coJoin us if you want to work in international web, blockchain or IoT projects with great team!If you are a React expert looking for new challenges - it is possible that we are a perfect matchResponsibilities:Implementation of new functionalities in frontend applicationsDeveloping the latest user-facing features using React.jsTranslating designs and wireframes into high-quality codeBuilding modern front-end solution with best practicesBuilding reusable front-end code and libraries for future useEnsuring the technical feasibility of proposed UI/UX designsParticipating in stress tests, load tests, performance tests, making recommendations to improve performance and scalabilityCollaborating effectively across teamsPreferred qualifications and skills:Min. 5 years of experience as React / Front-end DeveloperKnowledge of React, React Native, ReduxExcellent knowledge of ES6 + JavaScriptKnowledge and understanding of REST API, Service Oriented ArchitectureFamiliarity with unit testing and popular test frameworks (Jest, Jasmine, etc.)Knowledge of popular automation tools (Webpack, npm, etc.)Knowledge of the GIT version control systemKnowledge of English at a level not lower than B2Good knowledge of Polish (B1+ level) to communicate with the teamNice to have:Practical knowledge of agile software development methodologyWhat we offer:Growth budgetInternal Tech MeetupsLanguage classesPrivate healthcareMultisport packageAccess to Worksmile platform with a monthly budget for benefits marketplaceFlexible working hoursInformal atmosphereEpic events and parties :)