AI Engineer & Data Scientist. Mathematics undergraduate at Universitas Negeri Semarang building production AI infrastructure and data-driven solutions.
AI / LLM · OpenAI · Anthropic · Groq · OpenRouter · MCP · RAG · agent memory · tool orchestration
ML / Data · scikit-learn · XGBoost · LightGBM · pandas · NumPy · SHAP · LIME
Backend & Infra · FastAPI · Docker · SQLAlchemy · Caddy · GitHub Actions · PyPI
PhiGateway — Production-grade self-hosted AI gateway. Multi-provider LLM proxy (OpenAI, Anthropic, Groq, OpenRouter) with MCP tool registry, RAG knowledge base, and agent memory behind a single OpenAI-compatible API. Dockerized with automated CI/CD. Eliminates SaaS lock-in — deployable in under 5 minutes.
FastAPI Docker SQLAlchemy MCP RAG CI/CD
OpenData-Jatim — Composite Risk Score model from 15+ macroeconomic variables via PCA, validated against NPL with Spearman correlation 0.9182. XGBoost surrogate (R² = 0.9669) with SHAP/LIME interpretation. LLM-powered policy narratives. Selected as Finalist from 76 competing teams.
Streamlit XGBoost PCA Tableau SHAP
Laptop Predict — Laptop price prediction using XGBoost and LightGBM ensemble models with interactive EDA and a Streamlit web interface.
XGBoost LightGBM Streamlit scikit-learn