Data Freelancer Profile

Helena Wu

Helena Wu

Helena is a shrewd data analyst with expertise in growth marketing and product analytics especially. Leveraging SQL, Python, and many ETL and visualization tools of the modern data stack (e.g. Looker, Snowflake, dbt), she can both quickly build models and crunch numbers as well as translate those insights to senior leaders. She has worked at companies like Coinbase and Walmart, as well as high-growth startups like Pietra Studio (a16z-backed).


Secondary Specialties Data Analysis & Insights, Data Collection & Gathering, Data Strategy & Consulting
Core Languages Python, SQL
Data Engineering Skills Amazon Redshift, AWS, Cloud Infrastructure, Data Orchestration & ETL, Data Warehouses, Databricks, Google BigQuery, Google Cloud, Microsoft Azure, MySQL, PostgreSQL, Relational Databases, Snowflake
Data Analytics Skills Business Intelligence Platforms, Excel, Google Sheets, Looker Studio, Power BI / Fabric, Qlik Sense, Spreadsheet Tools, Tableau
Data Science & ML Skills Databricks, DS Platforms & Notebooks, Google Colab, Jupyter Notebooks
Data Graphics & Design Skills Canva, Design Tools, Figma
Industry Experience E-commerce & Retail, Education & Research, Financial Services & Banking, Government & Public Sector, Healthcare & Life Sciences, Media & Entertainment, Non-profit & NGOs, Professional Services, Real Estate & Construction, Technology & Software, Travel & Hospitality
Education

Duke University School of Medicine, Masters of Management in Clinical Informatics

Duke University, BS in Biology

Licences & Certifications

AWS Solutions Architect Professional

GCP Professional Data Engineer, Professional Machine Learning Engineer

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