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about

Background

AI Engineer based in Bandung with three years of experience taking computer vision and LLM systems from prototype to production. I led the machine learning work on a mining safety platform running across 15+ sites, and now build multi-agent LLM systems for sales and lead generation.

experience

  1. Bandung, West Java, ID

    AI Research Engineer

    PT Radya Anugrah Digital

    • Developed agentic AI systems (sales bots, lead generation bots) using a multi-agent architecture with LangChain and LangGraph.
    • Designed multi-agent frameworks for orchestrating autonomous agents, improving flexibility and scalability over single-agent systems.
    • Built fullstack features including a subscription system across backend (Ruby on Rails) and frontend (Vue.js), integrating auth, plan management, and payment workflows.
    • Contributed to LLM-based pipelines using Python, FastAPI, and LangChain.

  2. Berau, East Kalimantan, ID

    Lead Machine Learning Automation Engineer

    PT Berau Coal — Mining Eyes Analytics

    • Delivered 7 AI-powered safety monitoring solutions across 15+ mining sites — reducing workplace incidents by 40% and improving operational compliance by 60%.
    • Engineered a real-time object detection pipeline processing 24/7 CCTV streams from 24+ cameras using YOLOv4/YOLOv8, achieving 200ms response time for critical safety alerts.
    • Built a scalable web application serving 200+ concurrent users with a real-time AI analytics dashboard, WebSocket notifications, and automated reporting.
    • Optimised database performance by 65% through query tuning and automated housekeeping, managing 10TB+ of evidence analytics data.

education

  1. Bandung, West Java, ID

    B.Sc. Computer Science

    Institut Teknologi Bandung

    • Final project: YOLOv8 and BGF-YOLO object detection for occupational health and safety monitoring in mining areas
    • achieving 86.5% mAP@50.

capabilities

Computer Vision

  • YOLOv8
  • YOLOv4
  • BGF-YOLO
  • OpenCV
  • EasyOCR
  • Roboflow
  • PyTorch

LLM & AI Agents

  • LangChain
  • LangGraph
  • OpenAI API
  • Qdrant Vector DB
  • RAG Pipelines
  • Tool Calling
  • Prompt Engineering

Backend Development

  • Python
  • FastAPI
  • Flask
  • Go (Gin)
  • RESTful APIs
  • WebSocket
  • Ruby on Rails

Database

  • PostgreSQL
  • MySQL
  • Qdrant
  • Opensearch

Deployment & Infrastructure

  • Railway
  • Vercel
  • Docker

Frontend Development

  • Vue.js
  • JavaScript
  • HTML
  • CSS