Android Developer for Mobile Auth Overhaul Workstream

LumenWorks

Part-time · Remote · Flexible hours

About the role

LumenWorks is launching an integration project that ties billing, CRM, and internal APIs into a seamless Android experience. We need a proactive Android developer to design and implement the glue code that synchronizes data across these systems while maintaining a smooth user interface.

Key responsibilities

• Develop and maintain Android modules that interact with billing and CRM REST endpoints
• Implement secure token handling and data mapping for internal APIs
• Write unit and instrumentation tests to ensure reliability
• Collaborate with backend and product teams to refine integration specs
• Optimize performance and battery usage for real‑time data sync

Must-have skills

• Strong Kotlin and Java proficiency
• Hands‑on Android SDK experience (API 21+)
• Familiarity with Retrofit/OkHttp and JSON parsing
• Understanding of OAuth2 and secure API communication

Nice to have

• Experience with billing or CRM platforms
• Knowledge of Jetpack Compose
• Background in CI/CD for mobile apps