Jupyter Notebook Praktikum Projects. This is repository with data analyst educational projects from Yandex.Praktikum.

Financial modeling for AI products. Model LLM inference costs, test pricing scenarios, and see 3-year projections.

DA test task for Vizor

This repository is containing a portfolio of data analyst projects that I have completed and showcases my skills and experience

Exploratory data analysis projects

Works completed within the Product Analytics and the Product Development modules of the Data Analyst course on the Karpov Courses platform

Startup metrics for Claude Code — PMF, unit economics, churn, runway, funnels, growth curves, moats, fundraise readiness

Audit OpenClaw agent spend, waste, and before/after improvements.

unit economics & cohort analysis projects

Анализ юнит-экономики и бизнес-моделей: CAC, LTV, когортный анализ и оценка прибыльности цифровых продуктов.

Business Studio project: Dodo Pizza market expansion strategy with unit economics, A/B testing, field research. ROI 48-57%, payback 2-3.5 years.

Enterprise-grade Power BI dashboard for tracking AI infrastructure unit economics. Features real-time GPU profitability ratios, idle waste detection (Zombie GPUs), and ESG carbon footprint reporting.

Excel financial model analyzing SaaS unit economics, break-even dynamics and growth scalability

Fictional SaaS feature investment Go/No-Go case: decision memo + NPV/IRR model + sensitivity & KPI monitoring.

Unit Economics Calculator — это бесплатный, мощный и красивый инструмент для расчета себестоимости, маржинальности и точки безубыточности. Создан специально для мастеров handmade, малого бизнеса, самозанятых и предпринимателей, которые хотят понимать реальную экономику своих продуктов.

Cohort CAC/LTV model for GTM analytics. DuckDB SQL executed from Python. Exports Excel + PNG for decision-ready unit economics.

Strategic Decision Engineo optimize profitability for a regional airline facing a 25% fuel price shock. The engine stress tests three strategic horizons Dynamic Pricing, Government Subsidy (UDAN) Expansion, and Fleet Redesign against real-time market volatility to minimize the Risk of Ruin.

Autonomous CFO Agent for E-commerce. Uses JavaScript & n8n to calculate real-time Unit Economics (Net Profit). Automatically detects loss-making products (Stop-Loss) and triggers GPT-4o to scale high-margin winners.

AI Economic Identity Envelope — A standard economic identity for every AI transaction

Store-level contribution analysis, risk prioritization, and margin recovery strategy for a delivery marketplace.