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Turning messy sensor data into decisions that matter.
:octocat:
Turning messy sensor data into decisions that matter.

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VaragaHaghoubians/README.md

Hi, I'm Varaga 👋

Junior ML/AI Engineer · Data Analyst · MSc Data Science @ UniTo
I turn raw, messy sensor data into decisions that engineers and managers actually use.


🧠 About Me

  • 🔬 Currently working as Data Analyst & ML Engineer Intern at Eurix — building LSTM Autoencoder pipelines for unsupervised anomaly detection in real IoT/HVAC sensor data
  • 🎓 MSc in Stochastics & Data Science, University of Turin — graduating July 2026
  • 📊 Thesis: Advanced Data Analysis for HVAC System Characterization and Evaluation of Environmental Comfort and Energy Performance
  • 🏆 1st place — Michelin Students Green Challenge | Finalist — UniTo–SKF Indigo Challenge
  • 🎓 Former Teaching Assistant in MATLAB @ UniTo (15–20 students/semester)
  • 🌍 Based in Turin, Italy | Open to Turin, Milan, remote

🛠️ Tech Stack

Languages & Libraries

Python TensorFlow scikit-learn Pandas NumPy SQL MATLAB

Tools & Workflow

Git Jupyter LaTeX Power BI

ML Focus Areas

Anomaly Detection · LSTM Autoencoders · Time-Series Analysis · Feature Engineering · Optuna Hyperparameter Tuning · IoT/Sensor Data · EDA · Classification


📌 Featured Projects

Industry collaboration (Eurix) + MSc Thesis

Built a full production-ready pipeline for unsupervised anomaly detection in real Building Management System (BMS) sensor data from the Luigi Einaudi Campus, Turin.

  • Model: LSTM Autoencoder (TensorFlow/Keras) with Optuna hyperparameter tuning
  • Pipeline: 13-module config-driven Python architecture — reproducible, modular, scalable
  • Data: Multi-sensor Air Handling Unit data (temperature, humidity, airflow) — real-world, messy
  • Techniques: EWMA smoothing, stratified time-series splitting, seasonal regime variants (summer/winter), percentile-based thresholding
  • Impact: Findings presented to engineers and facility managers; analysis directly informed maintenance decisions

Python TensorFlow/Keras Optuna Pandas NumPy Matplotlib IoT HVAC


End-to-end classification pipeline on customer behavioral data.

  • Logistic Regression + Decision Trees · ~78% accuracy
  • Full workflow: data validation → EDA → feature engineering → model evaluation (ROC-AUC, confusion matrix)

Python scikit-learn Pandas Matplotlib


Graph analysis on a Facebook-like network dataset.

  • Centrality measures, community detection, and network visualization
  • Identified influential nodes and cluster structures

Python NetworkX Matplotlib


📈 What I'm Currently Learning

  • Power BI (dashboards and data storytelling)
  • MLOps fundamentals (experiment tracking, pipeline deployment)
  • Advanced time-series forecasting methods

🌐 Languages

🇦🇲 Armenian (Native) · 🇬🇧 English (C1) · 🇮🇹 Italian (B2) · 🇮🇷 Persian (Professional)


📬 Let's Connect

I'm actively looking for a paid internship in ML Engineering, AI Engineering, or Data Science — starting from June 2026.

📩 varaga.haghoubians@gmail.com 💼 linkedin.com/in/varagahaghoubians

Popular repositories Loading

  1. telecom_churn_analysis telecom_churn_analysis Public

    Customer churn classification pipeline — logistic regression, decision trees, ~78% accuracy

    Jupyter Notebook 1

  2. facebook_social_network_project facebook_social_network_project Public

    Complex Network Analysis of Facebook Social Circles

    Jupyter Notebook

  3. self-internship-site self-internship-site Public

    Interactive 12-month self-internship planner website

    JavaScript

  4. VaragaHaghoubians VaragaHaghoubians Public