Android Developer with Java Backend Experience

GENERAL INFORMATION: • Industry: fintech • Location: Warsaw (hybrid work model - 2x month in the office) • Rate: up to 165 PLN/h • Form of cooperation: B2B • Project duration: long-term ROLE SUMMARY: The Android Developer role is focused on facilitating customer onboarding while maintaining the fintech app functionality across diverse markets. MAIN RESPONSIBILITIES: The primary duty of the Android Developer is to design and implement robust Android applications while collaborating across teams. • Design and implementation of Android applications using Kotlin and Jetpack Compose. • Build and optimize Java backend microservices and REST endpoints. • Translate business requirements into technical solutions in collaboration with stakeholders. • Act as a technical reference point for team members and guide architectural decisions. • Encourage innovation and the adoption of new technologies for operational excellence. • Communicate complex technical concepts to non-technical stakeholders effectively. • Foster a culture of mentorship and shared learning within the team. • Communicate clearly in both Polish and English while adapting language for diverse audiences. KEY REQUIREMENTS: • 5+ years of experience in Android development. • Proficiency in Kotlin, Google Jetpack Compose, and Android SDK. • Hands-on experience with Architecture Components and networking tools such as OkHttp. • Strong understanding of Java, Spring and microservices integration. • Working knowledge of SQL and experience with unit testing. NICE TO HAVE: • Experience in the Fintech industry. • Knowledge of Koin DI and MVVM architecture. • A proactive mindset and excellent communication skills. OTHER DETAILS: The position is based in Warsaw, within a team structure of 2 developers, 1 tester, a scrum master, a product owner, and business analysts. The work model is hybrid, requiring 2 office days per week, with flexible working hours.