Senior React Native Developer

Hello, let's meet Who We Are While Xebia is a global tech company, in Poland, our roots came from two teams – PGS Software, known for world-class cloud and software solutions, and GetInData, a pioneer in Big Data. Today, we're a team of 1,000 experts delivering top-notch work across cloud, data, and software. And we're just getting started. What We Do We work on projects that matter – and that make a difference. From fintech and e-commerce to aviation, logistics, media, and fashion, we help our clients build scalable platforms, data-driven solutions, and next-gen apps using ML, LLMs, and Generative AI. Our clients include Spotify, Disney, ING, UPS, Tesco, Truecaller, AllSaints, Volotea, Schmitz Cargobull, and Allegro or InPost. We value smart tech, real ownership, and continuous growth. We use modern, open-source stacks, and we're proud to be trusted partners of Databricks, dbt, Snowflake, Azure, GCP, and AWS. Fun fact: we were the first AWS Premier Partner in Poland Beyond Projects What makes Xebia special? Our community. We run events like the Data&AI Warsaw Summit, organize meetups (Software Talks, Data Tech Talks), and have a culture that actively support your growth via Guilds, Labs, and personal development budgets — for both tech and soft skills. It's not just a job. It's a place to grow. What sets us apart? Our mindset. Our vibe. Our people. And while that's hard to capture in text – come visit us and see for yourself. About the project: A modern, intuitive control system for floor heating and cooling applications. The system is designed to provide intelligent temperature management in individual rooms, enhancing user comfort and increasing the energy efficiency of buildings. You will be: developing and maintaining high-quality mobile applications using React Native and TypeScript , designing and styling intuitive mobile UI components with modern frameworks and tools, managing app deployments to the App Store and Google Play Store, handling certificates, provisioning profiles, and release configurations, maintaining and improving CI/CD pipelines with GitHub Actions, collaborating with cross-functional teams to deliver seamless user experiences, ensuring high code quality, performance, and reliability across all releases. Your profile: 5 years of hands-on experience building mobile apps with React Native, 2 years of native iOS and/or Android development (Swift / Objective-C for iOS, Kotlin / Java for Android), 3 years of production experience with React TypeScript, strong programming skills in TypeScript, Swift, Objective-C, Kotlin and Java, proven experience publishing apps to the App Store and/or Google Play, practical knowledge of managing certificates, provisioning profiles, and app releases using CI/CD pipelines (GitHub Actions), experience distributing builds to testers via TestFlight and/or Google Play internal tracks, English - min. B2. Work from EU and a work permit to work from EU are required. Recruitment Process: CV review – HR call – Technical Interview – Client Interview – Decision Benefits Development: development budgets of up to 6,800 PLN, we fund certifications e.g.: AWS, Azure, access to Udemy, O'Reilly (formerly Safari Books Online) and more, events and technology conferences, technology Guilds, internal training, Xebia Upskill. We take care of your health: private medical healthcare, multiSport card - we subsidise a MultiSport card, mental Health Support. We are flexible: B2B or employment contract, contract for an indefinite period.