Applied AI Engineer · LLM Applications · Finance Domain
Python · RAG · Agents · SQL · scikit-learn · OpenAI API
🌐 dotto-luis.github.io — full portfolio
Projects organized by industry sector using the GICS framework — because domain context matters as much as the model.
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IT-LLM-Job-Finder-Agent — LLM-powered job-matching agent: resume in, matched jobs + tailored cover letters out. LangChain agent with RAG over ChromaDB. Unit-tested, CI on GitHub Actions.
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Ecommerce-Performance-Insights — ELT pipeline analyzing 100k orders from Olist (Brazil). DuckDB + Python + SQL for revenue and delivery KPIs. Unit-tested, CI on GitHub Actions.
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Home-Credit-Default-Risk — End-to-end ML pipeline predicting loan default. ROC AUC 0.72 on 350K+ records.