Senior Android Developer - Core Experience

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What You'll Do:

• Design, develop, and maintain high-quality Android applications focused on voice and messaging features (voice calling, chat, real-time notifications, etc.). 
• Write clean, maintainable and testable Android applications in Java and Kotlin using the latest programming techniques and frameworks 
• Collaborate with cross-functional teams to define, design, and ship new features. 
• Work with real-time communication protocols, such as WebRTC, SIP, and related messaging and voice frameworks. 
• Optimize app performance to ensure smooth voice and messaging functionality, including audio quality, latency, and bandwidth usage. 
• Conduct code reviews and mentor junior developers. 
• Participate in building a high-performance engineering team and setting the bar high for writing good software 
• Troubleshoot and debug issues related to performance, crashes, and other bugs, ensuring a smooth and stable user experience.  
• Be a leader; own problems and solutions end-to-end, from ideation to deployment 
• Experimentation is a key part of your workflow; be data-driven and make the right decisions for our customers 
• Deploy your features to millions of users - your work will have an immediate impact. 

Who You Are:

• A professional Android developer with 5+ years of experience and a strong portfolio of shipping Android apps (preferably with voice or messaging features). 
• Experience in Kotlin and Java, with a deep understanding of Android SDK, APIs, and frameworks. 
• Experience with real-time communication protocols and technologies like WebRTC, SIP, or similar. 
• Proficiency in working with APIs and third-party libraries for real-time messaging and media streaming. 
• Knowledge of push notifications, background app tasks, and managing network connections for real-time updates. 
• Familiarity with modern Android development tools, Instruments, and the debugging process. 
• Strong understanding of user experience (UX) principles, with the ability to design elegant, simple solutions for complex problems. 
• Experience with automated testing frameworks (Unit, UI, Integration testing).