Senior Android Engineer

We’re at an exciting phase of the company where we want a new engineer to join to
(1) Build the Android version of our iOS app from the ground up, shaping the architecture, design, and technology choices.

(2) Implement new features for the Android app, working closely with our iOS engineering team (Matt, Alec, Peter, Julien, Konrad, Thibaud) to ensure a cohesive cross-platform experience.

Location: EU Remote or Paris (Hybrid)

Start Date: Q2 2025

💡 Why Opal?

• Mission-Driven Impact: We are on a mission to help 1Bn people to focus better every day. We’ve empowered our community to save 150M+ hours and counting.

• Ownership & Flexibility: Structure your work to foster creativity and productivity.

• Collaborative Culture: Work with a small, high-impact team that gathers quarterly for meetups and learning. Nearly $1M in Revenue per Employee.

• Growth & Recognition: Join a top-30 US productivity app with competitive compensation and early equity. 4.8/5 rating on 60k+ reviews.

• Well-Supported: Backed by world-class investors and founders of companies like Pinterest, Snapchat, and Revolut.

💡 Why This Role and Why Now?

At Opal, we're building tools to help people reclaim their time and focus on what truly matters.

As we continue to grow and save millions of hours of screen time for our Gems (our community), we’re looking for a Senior Android Engineer to launch and own our Android product development.

Here’s why this is the perfect moment to join:

• Product Launch: You’ll play a key role in bringing Opal to Android, helping us reach a new audience and scale our impact.

• Ownership & Impact: You’ll take the lead on Android development, defining the tech stack, making architectural decisions, and ensuring high-quality execution.

• Your Role in Growth: You’ll be our 7th engineer, stepping into a fast-growing company where your work will directly shape the future of focus and productivity.

What You’ll Be Doing

As a Senior Android Engineer, you’ll take a hands-on role in launching and improving our app ecosystem:

• Build Opal for Android: Develop, test, and launch the first Android version of Opal, ensuring a smooth and seamless experience for users.

• Own Android Architecture: Define the tech stack, set up best practices, and implement scalable, maintainable solutions.

• Cross-Platform Collaboration: Work closely with our iOS engineers to ensure consistency across platforms.

• Feature Development: Implement new features, refine UX, and optimize performance.

• Quality & Performance: Maintain high standards of usability, security, and efficiency.

• User-Centric Innovation: Identify opportunities to improve the Android experience based on feedback and data.

• Continuous Improvement: Address bugs, enhance performance, and keep the app ahead of industry trends.

• Share Knowledge: Mentor teammates and contribute to a strong engineering culture.

What You Should Bring

• 5+ Years of Android Development: Strong experience building and launching Android applications.

• Proven Track Record: At least one high-quality app published on Google Play.

• Technical Expertise:

  • Proficient in Kotlin and Jetpack Compose.

  • Strong knowledge of Android SDK, MVVM, and dependency injection frameworks (e.g., Hilt, Dagger).

  • Experience with Firebase, push notifications, and cloud messaging.

  • Familiarity with REST APIs, GraphQL, and WebSockets.

  • Strong Git knowledge and CI/CD experience.

• Quality-Driven: Skilled in creating unit tests, UI tests, and ensuring high code quality.

• Independent & Resourceful: Able to take initiative, resolve ambiguity, and work effectively with limited direction.

• Aligned with Our Mission: A passion for saving people’s time, improving their well-being, and mindfulness.

• AI Enthusiast: Interest in AI and how it can enhance digital wellness.

If you’re ready to shape the future of focus and productivity, we’d love to meet you!