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narrativus/README.md

Alejandro Berrizbeitia

Senior Data & Analytics Professional | Revenue Analytics • Forecasting • Attribution • AI Foundations (AWS Certified)

I'm a Senior Data Analyst focused on

  • Revenue & ARR/MRR forecasting
  • Marketing & signup attribution
  • Subscription lifecycle analytics
  • Semantic-layer modeling (dbt/Omni)
  • Redshift performance-aware SQL
  • Python analytics & simulation workflows

I’m currently expanding my AI foundations and ML tooling after earning the AWS Certified AI Practitioner (AIF-C01) certification.

📫 Reach me


🔧 Tech Stack

  • SQL: Redshift, DuckDB
  • Python: Pandas, Plotly, statsmodels, scikit-learn
  • Modeling: MRR/ARR forecasting, churn modeling, attribution heuristics
  • BI/Visualization: Omni, Count, Mode, Metabase
  • AI: AWS Bedrock

🎓 Certifications

AWS Certified AI Practitioner

  • AWS Certified AI Practitioner (AIF-C01)
  • BetterWorks OKR Master
  • Data Storytelling & Visualization (The Economist)

🧭 What I’m Learning Now

  • dbt best practices for semantic modeling
  • Attribution heuristics vs causal inference
  • AI-assisted analytics development (Cursor, Goose, Opencode)

🧩 Fun Facts

  • Trilingual (EN/ES/FR)
  • I enjoy building analytic frameworks that turn complexity into clarity

Popular repositories Loading

  1. automate_blockchain_info automate_blockchain_info Public

    Jupyter Notebook

  2. duke-coursera-ccf-lab1 duke-coursera-ccf-lab1 Public

    Example stuff for lab1

    Jupyter Notebook

  3. github-actions-demo github-actions-demo Public

    For learning and reference purposes. Credit to prof. Noah Gift https://github.com/noahgift/github-actions-demo

    Makefile

  4. narrativus narrativus Public

    Config files for my GitHub profile.

  5. 2023-Dash-Plotly-course 2023-Dash-Plotly-course Public

    Course on Plotly Dash imparted by Adam Schroeder on 2023-Nov/Dec https://maven.com/plotly/web-apps/2/home

    Jupyter Notebook

  6. compare-gen-ai-outputs compare-gen-ai-outputs Public

    Simple script to compare the output of two different Gen AI models.

    Jupyter Notebook