Senior Software Engineer Android

Remotedxb; Dubai; On-site; AED 300,000 - 520,000; Full time

Job summary

Stone in Dubai is seeking an experienced Android engineer to design, develop, and maintain the base SDKs, apps, and libraries for our Android POS devices. You will help evolve the platform architecture for scalable, secure, and high-performance systems.

You will mentor developers, drive CI/CD improvements and automated testing, and uphold code quality through reviews and best practices (SOLID, Clean Architecture). This role is based in the UAE with opportunities for collaboration across teams.

Qualifications

• 6+ years native Android development (Kotlin/Java).
• Experience building/maintaining SDKs, libraries, or platform modules.
• Strong MVVM/MVI/Clean Architecture and SOLID knowledge.
• Familiar with Gradle and modularized projects.
• Experience with Android background services (WorkManager, ForegroundService).
• Git and CI/CD pipelines experience.
• Unit and integration testing experience.
• Familiar with KMP and network libs (OkHttp, Ktor).

Responsibilities

• Design, develop, and maintain the base SDKs, Apps, and libraries for Android POS devices.
• Contribute to the definition and evolution of platform architecture, ensuring scalability, security, and high performance.
• Identify and implement improvements in CI/CD processes, automated testing, and platform monitoring.
• Serve as a technical reference, mentoring and supporting developers from different teams.
• Ensure code excellence and standardization through code reviews and best practices (SOLID, Clean Architecture).

Skills

Android development

SDK development

MVVM/MVI/Clean Architecture

Code quality (SOLID)

CI/CD

Unit testing

KMP

Git

Gradle

WorkManager

OkHttp/Ktor

Jetpack Compose

Education

Bachelor’s degree in CS or equivalent

Tools

Git

Gradle

WorkManager

OkHttp

Ktor

Jetpack Compose

Job description

About the Company

Stone is a technology and financial services company focused on the customer. We are the largest independent payment methods company in Brazil, aiming to transform the payment industry and serve Brazilian entrepreneurs.

Responsibilities

• Design, develop, and maintain the base (SDKs, APPs, and libraries) used by all applications running on our Android POS devices
• Contribute to the definition and evolution of platform architecture, ensuring scalability, security, and high performance
• Identify and implement improvements in CI/CD processes, automated testing, and platform monitoring
• Serve as a technical reference, mentoring and supporting developers from different teams
• Ensure code excellence and standardization through code reviews and best practices (SOLID, Clean Architecture)

Requirements

• Minimum 6 years of experience in native Android development using Kotlin or Java
• Proven experience in developing and maintaining complex SDKs, libraries, or platform modules
• Deep knowledge of software architectures (MVVM, MVI, Clean Architecture) and design principles (SOLID)
• Familiarity with dependency management (Gradle) and project modularization
• Experience with Android background services (WorkManager, ForegroundService, BroadcastReceiver, etc.)
• Experience with version control (Git) and CI/CD processes
• Practical knowledge of unit and integration testing
• Experience with KMP
• Knowledge of connectivity and network protocols or libraries like OkHttpClient, UrlConnection, or Ktor

Preferred Qualifications

• Previous experience in developing solutions for payment terminals (POS) or embedded systems
• Knowledge of AI and Prompt Engineering (LLMs)
• Experience with observability and analytics tools (Grafana, GCP, Looker Studio)
• Knowledge of security and cryptography applied to Android environments
• Familiarity with Android Open Source Project (AOSP) or firmware customization
• Experience with Coroutines, Flows, and Jetpack Compose