Senior Android Developer – Backend Scalability Initiative

LumenWorks

Contract · Remote · Flexible hours

About the role

LumenWorks is expanding its B2B platform with a multi‑tenant architecture. We need an Android Developer to design and implement tenant‑aware modules, ensuring seamless integration with existing services while maintaining high performance and security.

Key responsibilities

• Architect and code new multi‑tenant features using Kotlin and Java
• Integrate shared services and isolate tenant data on the client side
• Collaborate with backend engineers to define API contracts for tenant segregation
• Write unit and UI tests to guarantee reliability across multiple tenants
• Perform code reviews and mentor junior team members

Must-have skills

• 5+ years Android development experience
• Proficiency in Kotlin, Java, and Android SDK
• Strong understanding of multi‑tenant patterns and secure data handling
• Experience with MVVM, Jetpack components, and RESTful APIs

Nice to have

• Familiarity with Compose and modular app architecture
• Knowledge of CI/CD pipelines for Android
• Background in B2B SaaS products