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