FixCars.ai

AI-Powered Automotive Diagnostics Assistant & Telemetry Platform (fixcars.ai) available across responsive Web and cross-platform iOS and Android mobile applications (operated by Oahu Autoshop LLC).

Key Architecture & Highlights:

• Cross-Platform Ecosystem (Web, iOS & Android): Built responsive Next.js web application and native mobile clients using React Native for iOS and Android, allowing drivers to diagnose vehicle faults on the go.
• Multi-Modal AI Diagnostics:
  • Talk to AI Mechanic: Conversational natural speech/voice interface for real-time symptom analysis and repair guidance.
  • Dashboard Warning Photo Analysis: Integrated computer vision pipeline to inspect warning lights and engine bay photos, stored via MinIO object storage.
  • Ranked Root Causes & Cost Estimates: Converts natural driver symptoms into ranked diagnostic probabilities with itemized local repair cost breakdowns.
• Garage & Service Tracking: Designed "My Garage" for storing multi-vehicle profiles (Year, Make, Model, VIN), scheduled maintenance reminders, and safety recall lookups.
• Local Mechanic Network: Built "Nearby Shops" geo-discovery to map certified local auto repair centers with real-time consultation booking.
• RAG & Microservices: Built LangChain-powered RAG pipeline over specialized automotive service manuals, backed by PostgreSQL, Redis caching, and BullMQ background workers.