Senior Mobile Engineer (React Native)Location: RemoteContract: B2BSalary: up to 26,000 PLN net / monthAbout the companyA product-focused technology company developing a mobile and web platform that supports educational institutions and families in their daily operations. The product simplifies communication, reduces administrative work, and is used at scale by a large and growing international user base.Role overviewThe company is looking for an experienced Senior Mobile Engineer (React Native) to help develop and scale a high-traffic mobile application. You will work on core product features, contribute to architectural decisions, and collaborate closely with backend and product teams.ResponsibilitiesDevelop and maintain a large-scale React Native mobile app (iOS & Android)Own features from concept to productionCollaborate with backend engineers on new functionalityWrite clean, maintainable, and well-tested codeContribute to architectural and technical decisionsOptimize performance, stability, and developer experienceRequirements4+ years of professional experience with React NativeStrong knowledge of iOS and Android platformsExperience with app releases and distributionSolid understanding of mobile architecture and design patternsExperience with automated testingVery good English communication skillsWorking proficiency in PolishNice to haveExperience with FirebaseKnowledge of mobile analytics toolsAdvanced testing experienceFamiliarity with the JavaScript ecosystem (Node.js, React, Next.js)Understanding of mobile UI/UX principlesWhat’s offered21,000–26,000 PLN net monthly (B2B)20–26 days of paid time offModern equipment and toolsBenefits package (sports card, private healthcare, English lessons)High autonomy and real impact on product and technical decisionsTransparent culture with no micromanagement