Senior Node.js Developer in Constanţa

Node.js (master) JavaScript (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 a great team!If you are a Node.js expert looking for new challenges - it is possible that we are a perfect match. Responsibilities:Designing, creating and testing software written in Node.jsWriting reusable, testable, and efficient codeDesigning and implementation of low-latency, high-availability, and performant applicationsImplementation of security and data protectionCollaborating effectively across teamsRequirements:A proven track record of 5+ years of professional experienceVery good knowledge of Javascript and Node.jsGood knowledge: MongoDB, MySQL, Express or competitive solutionsKnowledge in the field of backend programming, REST and WebSocket, Long Polling, GraphQLKnowledge of design and architecture patternsAbility to write unit testsKnowledge of GITFluency In EnglishGood knowledge of Polish (B1+ level) to communicate with the teamNice to have:Knowledge of Scala, Apache Flume, Docker What 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 :)