Lead Java Developer (Android application development)

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