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Senior Mobile Engineer (Flutter) at Elite Recruiting Co

  • Full-time
  • Hybrid, San Francisco, CA

Senior Mobile Engineer (Flutter)

Responsibilities

  • Real-Time Command Interpretation:
    • Build ultra-low-latency pipelines to receive consumer commands.
    • Generate synchronized directional animations and voice cues.
    • Implement deterministic state machines for safety-critical execution.
  • Sensor Fusion & Intelligent Motion Guidance
    • Use accelerometer, gyro, and magnetometer data to detect: Speed, Direction & rotation angle, Jerks, drift, or shaky motion, Incorrect movement (too slow, too fast, wrong angle)
    • Trigger auto-corrections via: Visual cues, Professional voice instructions, Temporary blurring as a warning, Maintain <50ms latency.
  • Agentic AI for Offline Task Execution: Build lightweight on-device agentic systems capable of understanding intent sequences (“move 3m then stop”), Continuing execution when offline, predicting incorrect motion, and auto-correcting without requiring new consumer input
  • Real-Time Object Detection & Privacy Masking: Develop edge AI systems that :
    • Detect faces, number plates, and sensitive objects.
    • Apply blur before streaming, ensuring true privacy at source.
    • Run efficiently across mid-range devices.
  • AR-Style Object Stabilization & Persistent Blurring (Pokémon GO–like)
    • A major requirement: Once a face/plate is blurred, the blur must stay locked to that object in 3D space even as:
    • The camera moves
    • Angles shift
    • Lighting changes
    • Use techniques including:
    • Optical flow tracking
    • Feature-point detection
    • ARKit/ARCore anchoring concepts
    • Multi-frame object persistence
    • Blur should not flicker or jump.
  • Provider ↔ Consumer Feedback Loop, Send structured telemetry for motion deviation and error states. Drive consumer-side safety screens (“billing paused due to difficulty”). Integrate deeply with backend telemetry and billing.
  • Cross-Platform Architecture, Build the entire experience in Flutter, with advanced native integrations for:
    • Motion sensors
    • CV + blurring
    • GPU acceleration
    • AR stabilization primitives

Skills

  • 5+ years of hands-on Flutter experience (required)
  • 5–12 years total mobile engineering experience
  • Strong, demonstrable experience in:
    • IMU sensor fusion (Kalman filters, quaternions, complementary filters)
    • Real-time computer vision (TFLite, MediaPipe, CoreML, ONNX)
    • On-device blurring, masking, data redaction
    • AR tracking, optical flow, feature locking
    • Deterministic state machine design
    • High-performance animation + real-time audio sync
    • Flutter + native platform channels (Swift/Kotlin)

Benefits

  • 💻 CV + blurring
  • 🚀 GPU acceleration
  • 🎯 AR stabilization primitives

Published about 3 hours ago • Expires March 25, 2026 07:03