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douglasmitsue/README.md

Douglas Mitsue

AI Systems & Data Architecture Engineer

Building scalable AI platforms, modern data architectures and production-grade machine learning systems.





About Me

Designing and engineering scalable Data & Artificial Intelligence systems — from modern Lakehouse architectures to production-grade AI platforms.

I focus on engineering-first solutions combining:

  • Large Language Models (LLMs)
  • Deep Learning Systems
  • Distributed Data Platforms
  • Quantitative AI Models
  • Production ML Infrastructure
  • AI System Scalability

Flagship Project

AI Systems Engineering Portfolio

Production-oriented Artificial Intelligence systems built with a strong focus on scalability, modularity and real-world engineering.

Repository


What You'll Find Inside

Generative AI & LLM Engineering

  • Transformer architectures implemented from scratch
  • Retrieval-Augmented Generation (RAG)
  • Vector Database pipelines
  • LLM fine-tuning strategies (LoRA)

Computer Vision Systems

  • Real-time inference pipelines
  • Detection & tracking systems
  • Deep Learning optimization workflows

Quantitative & Financial AI

  • AI-driven trading systems
  • Portfolio optimization models
  • Risk modeling architectures
  • Time-series forecasting

Distributed ML Engineering

  • Distributed training simulations
  • Scalable ML workflows
  • REST APIs & deployment architectures
  • Experiment reproducibility pipelines

Data & AI Engineering Expertise

🔹 Data Architecture

  • Lakehouse Design
  • Medallion Architecture
  • ETL / ELT Systems
  • Distributed Pipelines
  • Data Modeling
  • Performance Optimization

🔹 AI Systems Engineering

  • Deep Learning
  • Transformer Internals
  • LLM Engineering
  • RAG Systems
  • Computer Vision
  • AI Deployment & Monitoring

🔹 Quantitative AI

  • Forecasting Systems
  • Financial AI
  • Risk Modeling
  • Optimization Models
  • AI Trading Strategies

🏅 Certifications


OCI Infrastructure

OCI Infrastructure

Oracle Cloud Infrastructure Foundations Associate

Validated knowledge of:

  • Core OCI services
  • Cloud architecture fundamentals
  • Compute, networking & storage
  • Security & governance concepts
OCI Data Platform

OCI Data Platform

Oracle Cloud Infrastructure Data Platform Foundations Associate


Validated knowledge of:

  • Modern data platform concepts
  • Data engineering fundamentals
  • Data warehousing & analytics
  • OCI data ecosystem
OCI AI Foundations

OCI AI Foundations

Oracle Cloud Infrastructure AI Foundations Associate


Validated knowledge of:

  • Artificial Intelligence fundamentals
  • Machine Learning concepts
  • Generative AI principles
  • OCI AI services & capabilities

Tech Stack




Engineering Mindset

Mathematics before abstraction
Framework-aware, not framework-dependent
Clean & scalable architecture
Production-grade implementation
Performance-driven optimization

Open to Opportunities

Interested in building:

  • Scalable AI Platforms
  • High-Performance ML Systems
  • Modern Lakehouse Architectures
  • Enterprise AI Infrastructure
  • Advanced Data Platforms

Connect With Me


Engineering Artificial Intelligence Systems for Real-World Scale

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  1. douglasmitsue douglasmitsue Public

    Config files for my GitHub profile.