Profile a CSV/TSV/Excel file - detect format, compute statistics, show value distributions
Generates comprehensive data profiling reports and automated exploratory data analysis (EDA) for various datasets.
Data quality and pipeline health check — freshness, schema drift, null rates, orphaned records, pipeline status.
Quality dimensions quick reference and remediation decision tree for tabular data assessment
Market data discovery and retrieval for A-shares.
Organize and manage due diligence data rooms
Expert data processing specialist with intelligent DuckDB/Polars selection for maximum performance.
Build a fully automated AI-powered data collection agent for any public source — job boards, prices, news, GitHub, sports, anything.
Use when large data ingestion, backfill, export, ETL, warehouse loading, manifest catch-up, or table synchronization needs to become much…
Transform raw data into analytical assets using ETL/ELT patterns, SQL (dbt), Python (pandas/polars/PySpark), and orchestration (Airflow).
Use when preparing the data, annotation, and reproducibility materials for a Language (LSA) manuscript — shared datasets and code, glossed…
Use when preparing the data, materials, and transparency posture for a Social Psychology Quarterly (SPQ) manuscript.
Patterns for visualizing data on maps including choropleth maps, heat maps, 3D visualizations, data-driven styling, and animated data.
Create publication-quality plots and visualizations using matplotlib and seaborn.
Transforms raw datasets into interactive shadcn/ui dashboards and professional charts using libraries like Recharts, Chart.js, and ECharts.
PgBouncer, connection optimization, and pooling strategies for database performance.
Architects robust database systems by implementing multi-tenant isolation, transaction boundaries, and data consistency strategies.
Use this skill when the user needs to choose a database, design a schema, set up Supabase or another database, write queries, handle…
Database architecture design, schema optimization, query performance tuning, and data migration.
Streamlines the end-to-end database lifecycle from schema modeling and indexing to secure production migrations.
Explore the PostgreSQL database schema, query data, generate Prisma migrations, and audit data integrity.