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ochand/README.md

Hi there, I'm Oliver Chan 👋

Typing SVG

🚀 About Me

AI Systems Architect in Training | VR Entrepreneur | Master's Student at UPC BarcelonaTech

  • 🎓 Master in Computer Engineering - Currently pursuing at UPC BarcelonaTech (Expected 2026)
  • 🏅 IBM AI Engineering Professional Certificate - Currently enrolled
  • 🤖 AI Research: Agentic systems, RAG, LLMs, Computer Vision, Operations Research
  • 💼 16+ years building enterprise-level systems and ERP solutions in production (including 12+ years in leadership roles)
  • 🌍 International experience - Exchange program in Sweden
  • 🚀 Future AI Engineer preparing through IBM certification
  • 📊 Data Science Enthusiast with focus on interactive visualization and business analytics
  • 🔄 Passionate about Business Process Automation with autonomous AI agents

🤖 AI & Technologies

Current Stack

Python OpenAI Streamlit FastAPI

Learning Stack

TensorFlow PyTorch Currently expanding expertise in ML frameworks

Audio Engineering & Creative Technology

Audio Music_Production

XR/AR Development

Unity C# Android

Enterprise Stack

Laravel PHP Java AngularJS JavaScript

Infrastructure & DevOps

Docker AWS MySQL SQL Server

🎓 Research & Innovation Projects

🤖 Agentic-MRP - Predictive AI Manufacturing System (In Development)

Tech Stack: Python, SimPy, FastAPI, Streamlit, Docker

  • Autonomous AI agents for Material Requirements Planning (MRP)
  • Discrete event simulation for manufacturing optimization
  • Supply chain intelligence with automated procurement decisions
  • Real-time production planning with inventory optimization
  • Clean architecture with dependency injection and API-first design
  • Evolving into autonomous agent-based MRP with predictive analytics as master's thesis

🧠 LLM-Chat-RAG - Advanced AI Chat System

Tech Stack: Python, OpenAI API, ChromaDB, FastAPI, Docker

  • Retrieval Augmented Generation (RAG) system with vector database
  • OpenAI GPT integration for intelligent document processing
  • OCR capabilities for PDF text extraction (Tesseract)
  • Microservices architecture with containerized deployment
  • Source citation and explainable AI responses

📊 Himalayan-DataVis - Interactive Data Science Platform

Tech Stack: Python, Streamlit, Altair, Pandas, NumPy

  • Interactive dashboards for mountaineering expedition analysis (2020-2024)
  • Grammar of Graphics visualization with Altair/Vega-Lite
  • Real-time data exploration with statistical analysis
  • Ready for deployment on Streamlit Cloud
  • Multi-dimensional analysis with geographic and temporal insights

🎬 MisVids - Enterprise Video Streaming Platform

Tech Stack: Java 17, GlassFish, JSP, Derby Database, Bootstrap

  • Enterprise Java application with microservices separation
  • AES-256 encryption for video file security
  • JWT authentication and HTTP Range streaming
  • YouTube integration with embedded video support
  • Production-ready deployment with comprehensive error handling

🏛️ MuseoVirtualAR - Cultural Heritage AR Experience

Tech Stack: Unity, C#, Vuforia SDK, Android

  • Augmented Reality museum experience with image marker tracking
  • Multi-marker support with extended tracking capabilities
  • Multilingual system (Spanish/English) with synchronized audio
  • 3D cultural artifacts (Buddha, Christ the Redeemer, Chichen Itza)
  • Cross-platform deployment with gesture recognition

🎮 CalabozoVR - Immersive VR Escape Room

Tech Stack: Unity, C#, Google Cardboard XR, Android

  • Virtual Reality escape room with gaze-based interactions
  • Dual locomotion modes (teleportation + free movement)
  • Mobile VR optimization for Google Cardboard
  • 3D spatial audio and haptic feedback integration
  • Performance optimization for sustained 60 FPS

🎵 Creative Technology Projects

🎛️ Audio-Splitter - Professional Audio Processing Suite

Tech Stack: Python, librosa, mutagen, pydub, Rich CLI

  • Modular audio processing architecture for professional workflows
  • Multi-format support (WAV, MP3, FLAC, M4A, OGG) with lossless conversion
  • Advanced metadata management (ID3v2.4, Vorbis Comments, iTunes tags)
  • Precision audio splitting with timestamp-based segmentation
  • CLI + Interactive UI for both automation and manual editing
  • Expanding to web platform - developing browser-based audio processing suite

🏢 Professional Projects (Production Systems)

🎓 Current Focus

Master's Student at UPC BarcelonaTech | VR Entrepreneur | IBM AI Engineering Certification Developing VR solutions for educational and cultural applications

🚀 ERP2 Full-Stack - Modern Enterprise System

Tech Stack: Laravel 9, PHP 8.1, Angular, Docker, Terraform

  • Modern enterprise architecture with cloud-native deployment
  • Multi-environment deployment strategies (dev/staging/prod)
  • Complete DevOps pipeline with infrastructure as code

💰 CFDI Full-Stack - Government Compliance System

Tech Stack: PHP, AngularJS, MySQL, OAuth2, SAT API Integration

  • Mexican government tax compliance (CFDI 3.3 & 4.0 support)
  • REST API with OAuth2 authentication and PAC integration
  • Cryptographic operations for digital certificate handling
  • Multi-format output (XML, PDF, ZIP) with email automation
  • Real-time tax authority integration with batch processing

🐳 DAMP Infrastructure - Production Container Platform

Tech Stack: Docker, Apache, MySQL, PHP, Automated Backup Systems

  • Enterprise containerized platform for business process automation
  • Automated cash register reconciliation with scheduled jobs
  • Multi-database support with horizontal scaling capabilities
  • Production-ready deployment with security best practices

🏪 ACC2-Node ERP - Restaurant Management System

Tech Stack: PHP, Slim Framework, MySQL, Bootstrap, jQuery

  • Complete restaurant chain management with POS integration
  • Electronic invoicing CFDI 4.0 compliance
  • Multi-location inventory management with real-time reporting
  • Franchise model implementation with scalable architecture
  • Sales analytics and business intelligence dashboard

🖨️ WebESCPOSPrint - Hardware Integration Bridge

Tech Stack: Java, Swing, HTTP Server, ESC/POS Protocol

  • Web-to-hardware bridge for ESC/POS printer integration
  • Cross-platform deployment (Windows, Linux, macOS)
  • Local HTTP server with CORS support for web applications
  • Real-time hardware communication with system tray integration
  • Production deployment with single JAR distribution

🏪 uniCenta oPOS Fork - Open Source Leadership

Tech Stack: Java, Swing, MySQL, JasperReports, Maven

  • Open source maintainer of enterprise POS system used globally
  • Multi-terminal support with hardware integration (printers, scales, cash drawers)
  • International localization (13+ languages)
  • Community leadership with fork management and contributions
  • Legacy system modernization while maintaining backward compatibility

🏆 Key Achievements

🤖 AI & Research Experience

  • Agentic AI systems for autonomous manufacturing decision-making
  • RAG implementation with vector databases and LLM integration
  • Computer vision applications with OCR and AR marker recognition
  • Data science platforms with interactive visualization and analytics

🎵 Creative Technology Leadership

  • Professional audio engineering with modular processing architectures
  • Electronic music production as The Ocean DJ
  • Creative-technical bridge combining artistic vision with engineering excellence

🏗️ Enterprise Architecture Mastery

  • 16+ years designing and implementing business-critical systems
  • Government compliance expertise (SAT México CFDI integration)
  • Multi-tenant architecture supporting restaurant chains and franchises
  • Legacy system modernization (PHP 5 → PHP 8, monolith → microservices)

📈 Business Impact

  • Mexican Government Budget and Accounting expertise in public University
  • Restaurant operations streamlined across multiple locations
  • Open source contributions benefiting global developer community

🎓 Academic & Technical Leadership

  • Currently pursuing Master's degree in Computer Engineering from prestigious UPC BarcelonaTech
  • Pursuing IBM AI Engineering certification - Advanced ML, Deep Learning, and AI deployment
  • Research projects with practical applications and solutions
  • XR/AR development for cultural institutions
  • Technical documentation and knowledge transfer expertise

🌐 Languages & Location

  • 🇲🇽 Spanish - Native
  • 🇺🇸 English - Professional (TOEFL ITP 560)
  • 🇩🇪 German - Beginner
  • 🇪🇸 Catalan - Learning
  • 📍 Location: Barcelona, Spain (16+ years enterprise experience in México | International transition for Master's studies)

📫 Let's Connect

Email GitHub LinkedIn Instagram - The Ocean


Profile Views

🚀 Open to **AI Engineering and Systems Architecture** opportunities

"Bridging 16+ years of enterprise systems expertise with cutting-edge AI research to create autonomous business intelligence solutions"


🎵 Creative Technology Fusion

Beyond architecting AI systems and enterprise solutions, I'm The Ocean - a DJ and electronic music producer who bridges the gap between creative artistry and technical innovation. My audio engineering projects like Audio-Splitter demonstrate how deep technical expertise can enhance creative workflows.

This cross-disciplinary background enables me to bridge technical innovation with creative problem-solving.

Made with ❤️ by an AI Systems Architect in training who believes in the power of technology to transform business and society

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