Senior Mobile Developer

Summary

Join Paxful as a Senior Mobile Developer (Android) and design, build, and maintain high-performance Android applications for our global platform. You will collaborate with cross-functional teams, ensuring seamless user experiences and contributing to feature development, performance optimization, and app scalability. This role requires expertise in Android development, Kotlin, and various Android frameworks and tools. You will also conduct code reviews, mentor junior developers, and stay updated on the latest Android technologies. Paxful offers a fully remote work environment with flexible hours and opportunities for professional growth and development. We are committed to building a collaborative and supportive work culture.

Requirements

• 5+ years of experience in Android application development
• Strong proficiency in Kotlin and familiarity with Java
• Deep understanding of Android frameworks and tools
• Experience with RESTful APIs and third-party SDKs
• Ability to seamlessly integrate backend services into the Android app
• Knowledge of mobile design patterns and architecture
• Proficiency in CI/CD tools and testing frameworks
• Strong debugging and performance profiling skills

Responsibilities

• Design and develop native Android applications that deliver exceptional user experiences
• Collaborate with product managers, designers, and backend engineers to define, implement, and deliver new features
• Write clean, modular, and maintainable Kotlin code, adhering to best practices in Android development
• Optimize app performance for various Android devices, ensuring smooth functionality across different screen sizes and OS versions
• Debug, troubleshoot, and resolve complex issues to maintain app stability and reliability
• Conduct code reviews and provide mentorship to junior developers to improve overall team performance
• Stay updated with the latest Android frameworks, tools, and trends to incorporate best practices
• Integrate backend APIs into Android applications, ensuring data consistency and security
• Develop unit and UI tests to ensure app reliability and quality
• Implement CI/CD pipelines for seamless deployment using tools like Gradle or GitLab CI
• Support the implementation of advanced features, such as blockchain integration and self-custody wallet functionalities, where applicable

Preferred Qualifications

• Knowledge of cryptography and blockchain-related mobile integrations is a plus
• Familiarity with mobile security best practices, including secure storage and encrypted communications
• Experience with analytics and tracking tools (e.g., Firebase, Amplitude)
• Contributions to open-source Android projects or technical communities

Benefits

• Competitive salary
• Fully remote work environment
• Flexible working hours with a 4-hour overlap in Eastern Time (EST)
• Opportunity to work with cutting-edge technologies on impactful projects
• Collaborative, innovative, and supportive work culture
• Opportunity to mentor and lead a team of talented engineers
• Professional growth and development opportunities