Lead Java Developer (Android application development)
Location : Denver CO (Remote)
Job Type: Full-Time / Contract ($60 to 65/hr on W2 – No C2C)
Job Summary
We are seeking a skilled Lead Java Developer with strong Android application development experience to design, develop, and maintain high-quality mobile applications. The ideal candidate will have hands-on experience with Java, Android SDK, and backend integrations using Spring Boot and Kafka, along with a solid understanding of modern mobile architecture and Agile delivery practices.
Key Responsibilities
Lead Java Developer with strong Design, develop, test, and maintain Android mobile applications using Java, with backend integration using Spring Boot and Kafka
Collaborate with product managers, UX/UI designers, and backend teams to define and implement application features
Write clean, scalable, and efficient code following industry best practices and coding standards
Integrate RESTful APIs and third-party services
Ensure application performance, security, scalability, and responsiveness
Debug, troubleshoot, and resolve application and production issues
Participate in code reviews and ensure adherence to development standards
Support application deployment, monitoring, and ongoing maintenance
Work closely with stakeholders and actively participate in Agile/Scrum ceremonies
Required Technical Skills
Strong hands-on experience in Java
Extensive experience in Android Application Development
Proficiency with Android SDK, Android Studio, and Gradle
Experience working with Spring Boot and Kafka for backend/messaging integration
Hands-on experience with REST APIs, JSON, and XML
Knowledge of mobile architecture patterns: MVVM / MVP / MVC
Experience with SQLite, Room, or other mobile databases
Familiarity with Git or other version control systems
Strong understanding of mobile application security and performance optimization
Good to Have / Preferred Skills
Experience with Kotlin
Knowledge of CI/CD pipelines for mobile application development
Experience with Firebase, push notifications, and mobile analytics
Exposure to cloud platforms such as GCP or Azure
Experience publishing applications to the Google Play Store
Healthcare domain experience is a strong plus
Lead Java Developer (Android application development) • Denver, United States
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