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Achievements

Achievement: Pull Sharkx2Achievement: Pair ExtraordinaireAchievement: YOLO

Achievements

Achievement: Pull Sharkx2Achievement: Pair ExtraordinaireAchievement: YOLO

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dzhokn/README.md

Software engineer & founder

I build SaaS products and data systems, with a current focus on applied machine learning and demand forecasting.

Website · LinkedIn

💼 Experience

  • Catwing - co-founder of a retail management SaaS focused on demand forecasting and supply chain optimization.
  • Shkolo - co-founder of a school management SaaS with 1M+ mobile users; successful exit to Juniper Education.
  • VMware - software engineer and R&D Manager; developed the vSphere UI and led teams building the product.

🛠️ Technical focus

  • Backend & cloud: Python, Django, PostgreSQL, AWS
  • Data & ML: NumPy, pandas, XGBoost, LightGBM
  • GenAIaaS: MCP servers and AI agents
  • Web & mobile: TypeScript, React, Kotlin, Jetpack Compose
  • Earlier experience: Java, Spring

🚀 Selected work

  • ML from scratch - neural networks, backpropagation, regression and classification without PyTorch or TensorFlow.
  • Demand forecasting - sales data preparation, feature engineering and comparison of four forecasting models.
  • Expense Tracker - an offline Android app built with Kotlin, Jetpack Compose and Room.

Pinned Loading

  1. machine-learning-from-scratch-without-libraries machine-learning-from-scratch-without-libraries Public

    Backprop, NNs, Regression models, Classification models, etc. - all writtern from scratch without PyTorch or TensorFlow

    Jupyter Notebook 2 2

  2. data_science_paper_summaries_and_reproduction data_science_paper_summaries_and_reproduction Public

    Key Data Science papers that I have read, summarized and reproduced (in some cases).

    Jupyter Notebook 1 1