Senior Flutter Developer / Client Engineer, AI-Native and Rust-Friendly

As a Senior Flutter Developer / Client Engineer, you will be a key member of the Flutter team, developing, deploying, maintaining, and contributing to high-value products within Bliq. You will work on Bliq's driver, passenger, and operator-facing applications, helping build polished, reliable, and high-performance client experiences for mobility, ride, vehicle monitoring, and driving-assistance use cases.

What you'll do

• Implement cutting-edge features in Bliq apps for drivers, passengers, and operators according to customer requirements and the product roadmap.
• Develop, deploy, and maintain core elements of the Bliq Ride mobile app technology stack.
• Build and maintain Flutter applications for real-time vehicle operation, monitoring, and driving-assistance visualization.
• Develop operator-facing UI for camera views, HUD surfaces, diagnostics, control state, and driving-assistance overlays.
• Integrate live telemetry, control state, video/streaming data, diagnostics, and other real-time signals into responsive product experiences.
• Work on hybrid client solutions where Flutter drives the UI and native or Rust components handle background, performance-critical, or hardware-adjacent functionality.
• Collaborate with backend, vehicle, native, and product engineers on data contracts, telemetry flows, client behavior, and product requirements.
• Mentor junior developers and share better development practices across the team.

What you'll need

• 5+ years of experience in mobile or client-side development.
• 3+ years of professional experience with Flutter and Dart.
• A deep understanding of mobile operating systems and cross-platform client development.
• Experience building complex mobile, desktop, or cross-platform applications.
• Experience with Firebase, including Firestore, Crashlytics, Messaging, Remote Config, or related services.
• Experience writing native iOS code in Swift and native Android code in Kotlin.
• Solid understanding of reactive programming, streams, async systems, and event-driven UI.
• Excellent communication skills in English and a collaborative mindset.

Nice to have

• Experience with Flutter desktop on Windows or Linux.
• Experience with FFI, native plugins, platform channels, or embedding Rust into app workflows.
• Strong interest in Rust and enthusiasm for Rust-backed client components.
• Familiarity with gRPC, Protocol Buffers, and real-time telemetry systems.
• Background in automotive, robotics, autonomous vehicles, or hardware-adjacent products.

What they offer

• Competitive salary and meaningful equity for exceptional people.
• Work directly with the founders on the company's most important decisions and problems.
• Ownership of projects that would normally require years of seniority.
• Based in Berlin, building globally relevant technology.