Senior Android Developer Smart Agents (IoT & Displays) Cluj-Napoca

Senior Android Developer Smart Agents (IoT & Displays)
Cluj-Napoca
Cluj-Napoca, Cluj County, Romania

Job Summary

As a Senior Android Developer, you will be a core contributor to the design and development of Smart Agent applications that bridge Io
T systems and
- grade Android-based displays. These applications power client experiences in
- impact environments such as international airports, luxury hotels, stadiums, and EV networks.

Our team builds
- winning products as part of a
- term R&D strategy within the largest display manufacturer in the world.

Key Responsibilities

• Architect, develop, and maintain native Android applications that interact with Io
  T platforms and cloud services.
• Implement modern Android best practices using Kotlin, Jetpack components, and MVVM/MVI.
• Optimize applications for performance, responsiveness, battery consumption, and security.
• Collaborate with UX/UI, backend, QA, and Dev
  Ops teams to deliver
  - quality applications.
• Integrate Android applications with
  - time Io
  T data using REST APIs, Web
  Sockets, or MQTT.
• Contribute to strategic technical decisions and mentor junior team members.
• Support both AOSP and OEM-customized Android versions in commercial environments.
• Analyze and adapt applications to changes introduced in new Android OS versions.
• Work collaboratively across engineering locations in Romania and the Netherlands.

Required Qualifications

• 7+ years of professional experience in Android development.
• Strong command of Kotlin and Java.
• Solid understanding of Android architectural patterns (MVVM, MVI, Clean Architecture).
• Experience with Android SDK, Android Jetpack, Gradle, and Dependency Injection (Hilt, Dagger).
• Proven experience working with Android AOSP or customized Android firmware.
• Deep understanding of Android OS changes across versions and the implications on application behavior.
• Experience integrating RESTful APIs, Web
  Sockets, and
  - time communication protocols.
• Hands-on experience with
  - based mobile architectures (Firebase, AWS, or Azure).
• Familiarity with MQTT, BLE/NFC, or
  - level integrations.
• Knowledge of secure mobile development (OAuth2, JWT, HTTPS, Android Keystore).
• Experience with CI/CD for mobile (Bitrise, Git
  Hub Actions, Jenkins) and Git-based version control.
• Strong unit testing and UI automation skills (JUnit, Espresso, Mock
  K, etc. ).
• Bachelor's degree in Computer Science, Software Engineering, or equivalent.
• Excellent English communication skills.

Nice to Have

• Experience with Flutter and
  - platform mobile development.
• Kotlin development experience outside of Android (e. g. , backend with Ktor, CLI tools).
• Experience with kiosk mode or Android Enterprise deployments.
• Familiarity with Progressive Web Apps (PWA) and Web
  View integration.
• Background in containerization or backend technologies (Docker, RESTful services).
• Google Associate/Professional Android Developer Certification.
• Demonstrated contributions to
  - source or published apps in the Play Store.
• Passionate about tech innovation, clean code, and continuous learning.

Work Culture & Collaboration

• Hybrid work model with collaborative engagement.
• Youll work with a highly experienced R&D team creating tools and apps for global deployments.