Mobile Developer

Since 2015, the company has expanded from listings into payments, shipping and seller financing. Our engineering, trust and safety, and customer support teams work across offices in Paris and several other countries. Core hours are 10 to 3, and the rest of the day is flexible.

Position summary:

Our Paris team is growing and we are hiring a Mobile Developer. The Mobile team ships a release every two weeks. We need someone who cares about crash rates, app size and smooth scrolling. This is an in-person role at our Paris location.

Key responsibilities:

Review mobile pull requests and share platform knowledge with the team. Monitor crash reports in Firebase Crashlytics or Sentry and fix the top issues each sprint. Build features in Swift and SwiftUI for iOS, or Kotlin and Jetpack Compose for Android. Manage App Store Connect and Google Play Console releases, including phased rollouts. Support larger text sizes, VoiceOver and TalkBack. Set up and maintain CI builds in Bitrise, Fastlane or GitHub Actions. Profile memory, battery and startup time with Instruments and Android Studio Profiler.

Required qualifications:

2+ years of professional iOS or Android development. Comfort working with REST APIs and JSON. Understanding of mobile architecture patterns such as MVVM or Clean Architecture. Experience with async code (Swift Concurrency, Combine, Kotlin Coroutines, Flow). Knowledge of Apple Human Interface Guidelines and Material Design.

Nice to have:

Background with Bluetooth, maps or camera-heavy apps. React Native or Flutter in production. Experience on both iOS and Android. Mobile analytics tools like Amplitude or Mixpanel.

Salary: €400 - €500 per day

Compensation and benefits:

Training budget.

Duration: 3 months. Start: Immediately.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Mulberrywright.