Android Engineer

Job Title: Android Engineer

Key Responsibilities

• Develop features and fix defects in the BioMobile™ Android application and Android BioSDK using Kotlin, following the MVVM architecture.
• Contribute to the Android BioHub Connect application for setting up and managing BioHub™ gateways over BLE, including Wi-Fi configuration.
• Support BLE communication with BioButton® wearables and BioHub gateways: scanning, connection management, and command/notification handling.
• Support the device-to-cloud data path into AWS services.
• Write and maintain unit and automated tests.
• Maintain CircleCI pipelines and mobile device farm runs.
• Work closely with the iOS engineer and senior Android engineers to ensure consistent feature behavior across platforms.
• Contribute to design documentation, including Software Design Specifications, SOUP documentation, unit test coverage, and verification records.
• Participate in code reviews, design discussions, and collaboration with quality, regulatory, hardware, firmware, and cloud teams.
• Grow skills through mentorship and hands-on work.

Requirements & Tech Stack

• Kotlin
• Android Studio
• MVVM architecture
• BLE (Bluetooth Low Energy)
• Wi-Fi configuration
• AWS services
• Unit testing
• Automated testing
• CircleCI
• Git
• Object-oriented programming
• Data structures
• Asynchronous programming (coroutines or similar)
• REST APIs
• JSON
• Python or another scripting language
• Strong written and oral communication skills in English

Qualifications

• Bachelor’s degree in Computer Science, Engineering or a related field, or equivalent practical experience.
• 0-2 years of Android development experience, including internships, co-ops, coursework, or personal projects.
• At least one Android application built and discussable (published, academic, or personal), ideally using MVVM or a similar architecture pattern.
• Solid foundation in object-oriented programming, data structures, and asynchronous programming.
• Basic understanding of how mobile apps communicate with backend services (REST APIs, JSON).
• Exposure to unit testing and version control with Git.
• Genuine interest in Bluetooth Low Energy, wearable devices, and connected health technology, with a willingness to learn quickly.
• Familiarity with Python or another scripting language for tooling and log analysis.
• Able to work collaboratively on a small team, take direction well, and follow through on assigned tasks.

Preferred Qualifications

• Internship, co-op, or project experience in medical devices, healthcare, or another regulated domain.
• Awareness of healthcare software standards and regulations such as IEC 62304, ISO 13485, or HIPAA.
• Hands-on BLE experience: scanning, connecting to a peripheral, or reading and writing GATT characteristics.
• Jetpack Compose or other modern Android UI frameworks.
• Exposure to CI tools (CircleCI, GitHub Actions) or mobile test automation frameworks such as Appium.
• iOS or cross-platform familiarity, such as Flutter.
• Interest in cybersecurity practices for connected devices.
• Experience with cloud services such as AWS.
• Experience working with embedded or hardware-connected projects (Arduino, Raspberry Pi, sensor kits, hackathons).
• Familiarity with development tooling such as Jira and Confluence.
• Contributions to open-source projects, hackathons, or a portfolio demonstrating Android work.