portfolio
Cost-Aware Automatic Prompt Optimization (APO)
Hybrid APE-OPRO prompt optimization with 18% lower API cost and 0.84 F1.
Review Summarization at Scale
Multilingual ABSA pipeline cutting LLM token usage by 82% and hallucinations to 1.8%.
Automated FAQ Extraction (Knowledge Governance System)
GraphRAG + agentic validation system cutting hallucinations to 2.1%.
Active Learning for Traveler Tips Extraction
Fine-tuned SLM with 0.84 F1 and 99.3% lower inference cost.
Enterprise AI Governance Framework (Responsible AI)
Safety gate with 100% coverage and <10ms validation latency.
Cross-Portfolio Engineering Practices
Standardized experimentation, monitoring, and reproducibility across ML systems.
Attribution Modelling
Slideshare deck on multi-touch attribution, data quality, and modeling trade-offs.