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brownjuly2003-code/README.md

Аналитика и инженерия данных

DWH/BI/SQL · ETL/Airflow · LLM/RAG/NLP. Делаю продукты, в которых результат измерен, а не обещан.

📊 Портфолио

proof-pack — измеренные бенчмарки продуктов (метрики помечены: live · oracle · simulation)

Избранные проекты

  • Auto_BI — LLM-агент: запрос на естественном языке → готовый Superset-дашборд поверх DWH. IR-first пайплайн, feasibility-advisor с EXPLAIN-evidence, ClickHouse + Superset.
  • agentflow — real-time data platform для AI-агентов: суб-секундные entity-lookup'ы, типизированные контракты, dual-language SDK.
  • NL_SQL — NL→SQL ассистент: schema-RAG + sqlglot AST-guards, измеримая точность на BIRD, бесплатный LLM-стек.
  • ab-test-research-designer — планировщик A/B и мульти-вариантных тестов (group-sequential, защита от false positives).
  • RAG_Support_Assistant — production-RAG с инлайн-цитатами и confidence-gating.
  • GraceKelly — мульти-модельный LLM-оркестратор, детекция нестабильных утверждений.
  • vacancyradar — дашборд рынка IT-вакансий РФ (hh.ru + Telegram ingest, DuckDB, Next.js).

Стек: Python · SQL · ClickHouse / Greenplum / DuckDB · Airflow / dbt · Power BI / Tableau / Superset · LLM / RAG (Mistral, embeddings) · FastAPI · Next.js

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