Marta Mamo

Data Analyst | BI Analyst | AI/ML Professional

Washington, DC · DMV area

Data analyst and AI-focused professional with nearly 20 years of cross-sector experience in nonprofit management, education, and consulting. Marta combines executive-level communication and analytical leadership with hands-on expertise in SQL, Python, Power BI, and AI-driven projects - turning complex datasets into clear, decision-ready insights for executives and operating teams.

Download Resume (PDF) · LinkedIn · GitHub · marta.development@gmail.com

Skills

  • Languages & Tools: SQL, Python, pandas, NumPy, Power BI, Excel, Tableau, Git/GitHub
  • Data Skills: Data cleaning & transformation, exploratory data analysis, data visualization, reporting, dashboards
  • AI / ML: Data labeling & evaluation, generative AI applications, agentic AI systems, prompt engineering, model evaluation
  • Professional: Research analysis, documentation, stakeholder communication, problem solving

Experience

  • SQL & Power BI Developer / Assistant Data Analyst - Various Short-Term Contracts (Jul 2024 - Present). Built dashboards tracking 10+ KPIs across student and NGO datasets; contributed to a 22% reduction in nighttime suffering for street-living children via data-driven program insights.
  • Machine Learning Contributor - Snorkel AI & Outlier AI (2023 - 2024). Improved model accuracy by 20% through structured evaluation, prompt refinement, and reasoning corrections for LLMs.
  • Middle School Math Lead Teacher & Case Manager - KIPP DC (2018 - 2023). Analyzed student performance data and communicated insights to stakeholders.

Featured Projects

  • Retail Sales Dashboard (Power BI) - Queried $600K+ in transactional data with SQL/Python and built an interactive Power BI dashboard.
  • Remote Work & Mental Health Study - Exploratory analysis on a 5,000-employee dataset surfacing satisfaction patterns.
  • Financial Reporting Dashboard - Variance analysis and KPI visualization for balance-sheet data.
  • Generative AI Chatbot - LLM-powered chatbot with custom prompts and data workflows. GitHub
  • Agentic AI Math Learning System - Adaptive AI assistant with evaluation loops and performance tracking.
  • Power BI KPI Dashboards - Stakeholder reporting dashboards. GitHub
  • SQL Data Exploration - Data extraction and pattern analysis. GitHub
  • Python EDA Projects - pandas/NumPy exploratory analysis. GitHub

Certifications

  • AWS Cloud System Operations - Amazon Web Services (2025)
  • AI/ML Using Python (2025)
  • AWS Machine Learning for Natural Language Processing - University of the District of Columbia (2025)
  • Power BI Development - Microsoft (2023)
  • SQL Development (2022)

Education

  • M.Sc. International Development - University of Dublin
  • B.A. Business Administration - Admas University

Contact

Email: marta.development@gmail.com

Location: Washington, DC (DMV area)

Contact Marta