1. Lines and paths

Role path

Data Analyst

Answer business questions with spreadsheets, SQL, statistics and dashboards people trust.

5 tools8 courses4 lines48 lessons open4 career stages29 h in total

  1. Fresher

    Station 1Data Analysis with Excel, Python & AIGo from a vague question to a clear answer: clean and pivot data in a spreadsheet, repeat the analysis in Python with pandas, check an AI assistant's work and write a one-page answer people act on.Beginner7 lessons4.5 h7 episodes
  2. Change to the System Design line

    Station 2SQL & Data ModelingDesign PostgreSQL tables that keep every fact in one place, write the SQL behind real reports, make queries fast with the right indexes, and keep data correct under concurrent writes and live schema changes.Beginner6 lessons4 h6 episodes
  3. Junior

    Change to the Data line

    Station 3Statistics for Data WorkThe statistics analysts and data scientists use every week: honest summaries, confidence intervals, hypothesis tests, A/B tests, regression and the traps that fool smart people.Intermediate6 lessons3.5 h6 episodes
  4. Station 4Dashboards and Business IntelligenceModel data for reporting, define metrics once, design dashboards around decisions and keep them fresh, tested and trusted.Intermediate6 lessons3.5 h6 episodes
  5. Mid-level

    Change to the Product Management line

    Station 5Metrics & Product AnalyticsPick the numbers that matter, read funnels and cohorts, trust your data, run experiments and pilots, and turn a metric drop into a decision.Intermediate6 lessons4 h6 episodes
  6. Change to the Business & Finance line

    Station 6Finance for Tech TeamsRead the numbers behind technology: P&L, unit economics, budgets, cloud costs, business cases and vendor deals.Beginner6 lessons3.5 h6 episodes
  7. Senior

    Change to the Data line

    Station 7Data Science and Machine LearningFrame business problems as models, build them with Python and scikit-learn, and prove they beat a simple rule.Intermediate6 lessons3.5 h6 episodes
  8. Change to the Product Management line

    Station 8Communication & LeadershipWrite memos that get a decision in one meeting, present answer-first to a managing director, lead people who don't report to you, prepare for PM interviews and grow as a PM or product leader.Advanced5 lessons3 h5 episodes