Senior Software Engineer - Android

Colossus Technologies Group is a growing technology company seeking a Senior Software Engineer, Mobile to join its product engineering team. This role focuses on Android development, collaborating with various teams to design and build high-quality mobile experiences for a broad customer base.

Responsibilities:

• Design, develop, and maintain Android applications with a focus on performance, reliability, and user experience
• Collaborate with cross-functional teams to define, scope, and deliver mobile features
• Contribute to mobile architecture, technical strategy, and engineering best practices
• Write clean, maintainable, and testable code using modern Android development patterns
• Improve app stability, monitoring, and release processes
• Participate in code reviews, mentor other engineers, and support team technical growth
• Work closely with backend teams to integrate APIs and mobile services
• Troubleshoot and resolve complex technical issues across the mobile stack

Requirements:

• 6+ years of software engineering experience, with a strong focus on mobile development
• 4+ years of hands-on Android development experience
• Deep experience with Kotlin and modern Android frameworks
• Strong understanding of Android architecture, app performance, debugging, and testing
• Experience building consumer-facing or enterprise mobile applications at scale
• Familiarity with REST APIs, mobile data handling, and offline-first patterns
• Experience working in agile product development environments
• Strong communication skills and the ability to influence technical direction
• Experience with Jetpack Compose, Coroutines, and modern Android architecture components
• Familiarity with CI/CD, mobile release management, and app store deployment
• Experience mentoring engineers or leading technical initiatives