Senior Kotlin Multiplatform Engineer
hace 2 semanas
About the Client Our customer is a leading provider of onboard retail technology and mobile solutions for the travel and retail industries. The company designs and builds digital products that transform how airlines trains and retailers manage in-motion sales inventory and customer experiences. Responsibilities End-to-end development of high-performance mobile applications for both iOS and Android using Kotlin Multiplatform (KMP). Design and implement shared business logic and platform-specific layers to ensure native user experience and optimal performance on each platform. Architect the application using Clean Architecture / MVVM / MVI ensuring modularity scalability and maintainability. Experience with device-to-device communication protocols especially Bluetooth / BLE. Develop rich responsive UI layers using Jetpack Compose (Android) and SwiftUI (iOS) where necessary leveraging Compose Multiplatform when appropriate. Integrate with backend APIs (REST / GraphQL) manage data synchronization caching and offline capabilities. Optimize app performance memory usage and responsiveness for both platforms. Implement comprehensive testing : unit integration and UI tests across platforms. Configure and maintain automated build test and release pipelines (CI / CD) for Android and iOS using tools like GitHub Actions Bitrise or Fastlane. Participate in code reviews technical discussions and agile ceremonies ensuring continuous improvement and delivery excellence. Collaborate closely with backend engineers designers and QA to deliver polished high-quality user experiences. Must-Have Skills 6 years of experience in mobile application development. At least 23 years of proven hands‑on experience delivering production apps using Kotlin Multiplatform (KMP) for both Android and iOS. Deep expertise in Kotlin including coroutines flows multiplatform libraries and shared data management. Experience with Bluetooth / BLE. Strong understanding of platform interoperability bridging shared Kotlin code with Swift / SwiftUI on iOS and Jetpack Compose on Android. Experience developing and optimizing native UI components for each platform. Solid understanding of mobile performance optimization (memory management rendering startup time network performance). Experience integrating RESTful APIs or GraphQL using Ktor Client or Retrofit with offline caching (SQLDelight / Room). Experience with CI / CD for mobile (Bitrise GitHub Actions Fastlane Jenkins) and mobile release processes (Google Play App Store). Strong Git workflow and experience with agile development environments (Scrum / Kanban). Fluent in English both spoken and written. Clear communication skills : being able to explain complex technical issues to non-technical stakeholders. Experience in offline-first architectures synchronization logic and push notifications. Would be a plus Experience of mesh networking protocols and device-to-device communication. We offer Flexible working format - remote office-based or flexible A competitive salary and good compensation package Personalized career growth Professional development tools (mentorship program tech talks and trainings centers of excellence and more) Active tech communities with regular knowledge sharing Education reimbursement Memorable anniversary presents Corporate events and team buildings Other location-specific benefits Not applicable for freelancers Required Experience Senior IC Key Skills APIs,C / C++,Computer Graphics,Go,React,Redux,Node.js,AWS,Library Services,Assembly,GraphQL,High Voltage #J-18808-Ljbffr
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Senior Kotlin Multiplatform Engineer
hace 2 semanas
Madrid, España N-iX A tiempo completoAbout the Client Our customer is a leading provider of onboard retail technology and mobile solutions for the travel and retail industries. The company designs and builds digital products that transform how airlines trains and retailers manage in-motion sales inventory and customer experiences.Responsibilities End-to-end development of high-performance...
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Senior Kotlin Multiplatform Lead — Remote/Hybrid
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madrid, España N-iX A tiempo completoA global software development service company is seeking a Senior Mobile Developer to lead a Kotlin Multiplatform project. You will own the architecture and collaborate with teams to ensure technical excellence for both iOS and Android platforms. The ideal candidate has extensive experience in mobile development, particularly with Kotlin Multiplatform, and...
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Senior Kotlin Multiplatform Lead — Remote/Hybrid
hace 2 semanas
Madrid, España N-iX A tiempo completoA global software development service company is seeking a Senior Mobile Developer to lead a Kotlin Multiplatform project.Usted podría ser el solicitante perfecto para este trabajo. Lea toda la información asociada y asegúrese de presentar su candidatura.You will own the architecture and collaborate with teams to ensure technical excellence for both iOS...
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Senior Kotlin Multiplatform Engineer
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Madrid, España N-iX A tiempo completoAbout the ClientPara una comprensión completa de esta oportunidad y de lo que se requerirá para ser un candidato exitoso, siga leyendo.Our customer is a leading provider of onboard retail technology and mobile solutions for the travel and retail industries. The company designs and builds digital products that transform how airlines trains and retailers...
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