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pparkitn/README.md

Piotr Parkitny

Senior Director, Data & Analytics · Toronto, Canada

Turning raw data into decisions: analytics leadership, data platforms, experimentation, forecasting, and ML at scale. 15+ years shipping data & ML systems from research to production. MIDS at UC Berkeley.

Leadership & Core Skills: Analytics Strategy · Experimentation (A/B Testing) · Forecasting · Statistical Inference · Data Platforms & Pipelines · Spark · AWS · Python · AI/ML Systems · LLMOps · Edge AI

LinkedIn · Email · GitHub · Kaggle

Featured Engineering Projects

01 · Distributed Data Platform — Reproducible, scalable market-data platform: ingests raw stock-minute data from object storage, validates and transforms it into analytical datasets, and serves them through distributed and local analytical engines. code

02 · VocalForge — Tencent AuK 1.5B speech generation & editing (TTS, content/acoustic/paralinguistic editing, enhancement, separation) on Kaggle's free 2× T4 GPUs, with weights served from Kaggle datasets. code · Kaggle

03 · EdgeGuardAI — Modular, event-driven security system combining local face recognition and multi-sensor correlation to publish automated voice announcements via MQTT. code

Earlier AI / ML Work

  • 04 · Face Emotion Detection → Edge — real-time emotion recognition on an Nvidia Jetson: AWS training → MQTT → BigQuery dashboard. code · Kaggle
  • 05 · MRI Analyzer — AI-assisted prostate cancer diagnosis: DICOM extraction, DNN ensemble with uncertainty. code · Kaggle
  • 06 · Centralized Medical Data Platform — petabyte-scale, HIPAA-compliant health-record lake: Kafka → Spark Streaming → Parquet/ORC → Presto. code · slides
  • Attractiveness Bias — A/B Test at Scale — randomized controlled trial on LinkedIn profile photos; logistic regression with clustered standard errors. code · report · Kaggle
  • Counterfeit — Sentiment-Enhanced Summarization — sentiment signals in attention. paper · code
  • YOLO Object Detection — real-time multi-object detection in video. Kaggle
  • Human Pose Estimation — MediaPipe pipeline with dual-view comparison. code

Research & Experiments

Research notebooks

Resources

Technical notes: GPU/CUDA setup · Spark patterns · AWS · Kaggle · Papermill

Education

  • MIDS — UC Berkeley · Statistical ML, Deep Learning, Systems at Scale
  • B.Sc. Eng Systems & Computing — University of Guelph · Control Systems, Signal Processing, Software Engineering

Pinned Loading

  1. distributed-data-platform distributed-data-platform Public

    Scalable market-data platform processing 1B+ records with Apache Spark, DuckDB, Parquet and Amazon S3.

    Jupyter Notebook

  2. VocalForge VocalForge Public

    Run Tencent AuK (1.5B speech generation & editing foundation model) with the Qwen2.5-Omni encoder on Kaggle's free 2xT4 GPUs - 24 playable before/after audio examples, weights served from public Ka…

    Jupyter Notebook