Android Developer

Android Developer

About RapNet

RapNet operates the world’s largest online diamond trading network, delivering professional-grade digital infrastructure to thousands of businesses worldwide. Our platform is data-intensive, real-time, and built for scale, reliability, and performance.

Role Overview

We are looking for a skilled Android Developer to join our team and work on a mature, large-scale native Android application. You will contribute to a complex production system with modular architecture, real-time functionality, and enterprise-level technical standards.

This is a mobile engineering role first and foremost, with occasional integration of AI-enabled features where relevant to product needs.

Tech Stack

Kotlin 2.0 | Jetpack Compose + XML Views | Retrofit + OkHttp | RxJava 2 | Room | Auth0 | Firebase (Crashlytics, FCM, Remote Config, Performance Monitoring) | SendBird | Ably | Intercom | Mixpanel | Gradle Kotlin DSL

What You’ll Work With

• Large-scale production app with ~30 Gradle modules and clean API/implementation layer separation
• Multi-module architecture within a mature codebase
• Ongoing migration from XML Views to Jetpack Compose
• Real-time messaging and push notification systems
• Complex search, filtering, and dynamic list interfaces
• Minimum SDK: 30 | Target SDK: 36

Responsibilities

• Develop and maintain Android features in a production-scale application
• Write clean, scalable, and maintainable code
• Collaborate with product, backend, and design teams
• Optimize performance, reliability, and stability
• Participate in architecture discussions and code reviews
• Maintain high engineering standards across releases
• Implement AI-enabled features where relevant

Requirements

• 5+ years of Android development experience
• Strong proficiency in Kotlin
• Experience working on large-scale Android applications
• Solid understanding of modern Android architecture patterns
• Experience with REST APIs and networking libraries
• Experience with Git workflows and CI/CD
• Experience using Cursor or similar AI-assisted development tools
• Experience integrating AI APIs or intelligent features into applications
• Fluent English and Hebrew

Advantage

• Experience working with modular architectures
• Experience with reactive programming (RxJava or similar)
• Experience in real-time or data-heavy applications
• Experience publishing and maintaining apps in Google Play