Kotlin Multiplatform Developer

Kotlin Multiplatform Developer
Kotlin Multiplatform Developer (KMP)
Location: Warsaw, Poland (Hybrid – 4 days per month in the office)
Contract: B2B via Experis
Start Date: ASAP / up to 30 days notice
We are looking for a Senior Kotlin Multiplatform Developer to design and deliver modern cross-platform applications. You will be responsible for building shared business logic and data layers, integrating solutions across Android and iOS, and contributing to architecture and technical standards.
– 5+ years of software development experience
– 2+ years of commercial Kotlin experience
– 1+ year of hands-on Kotlin Multiplatform (KMP) experience
– Experience delivering at least one production-grade multiplatform application
– Strong knowledge of:
– Kotlin, Coroutines, Flow
– Kotlin Multiplatform (KMP)
– Android (Jetpack Compose, ViewModel, Hilt/Koin)
– iOS integration with Swift/SwiftUI
– Clean Architecture, MVVM/MVI
– REST APIs, GraphQL
– Unit and integration testing
– Gradle and CI/CD (GitHub Actions or GitLab CI)
– Compose Multiplatform
– Ktor
– Kotlin/JS or WebAssembly
– Advanced CI/CD knowledge
– Domain-Driven Design (DDD)
– Long-term B2B cooperation via Experis
– Hybrid work model (4 days/month from Warsaw office)
– Medicover private healthcare
– Multisport card
– Group life insurance
– Access to e-learning platforms