AI Engineer & Software Developer · Founder of ResumeAI · M.S. Data Science & AI @ USF

I build production AI end to end — LLM fine-tuning and real-time voice AI, full-stack products with paying users, and automated MLOps pipelines. AWS- and GCP-certified. Currently an AI Engineer at Asurion working on real-time voice AI.

🌐 Portfolio · 💼 LinkedIn · 📫 kzahiri@dons.usfca.edu

ResumeAI — AI-Powered ATS Resume Optimizer Full-stack AI platform I founded and built solo: ATS compatibility scoring, Claude-powered bullet rewriting, AI cover-letter generation, PDF/DOCX export, and a companion Chrome extension. Active users across 7+ countries. Next.js · TypeScript · Supabase/Postgres · Anthropic Claude API · Stripe

ParkCast SF — End-to-End MLOps for Parking Prediction Production parking-occupancy API serving 12.7K SF blocks at 8.98 MAE / 0.73 R² from a LightGBM residual model. Fully automated GitHub Actions retraining pipeline with DataSF ingestion, MLflow tracking, and a champion-challenger gate that blocks silent regressions before deploy. FastAPI · LightGBM · Docker · GCP Cloud Run · GitHub Actions · MLflow

PantrIQ — AI Pantry & Meal-Planning App Published iOS app with scan/voice/text input, AI recipe suggestions, automated meal planning, and auto-generated shopping lists. React Native · TypeScript · Supabase · OpenAI · TailwindCSS

PeopleCodeOpenAI — Python Library Open-source library for easy access to OpenAI's tools — text-to-speech, voice recognition, RAG, and more. Used in intro courses at the University of San Francisco. Python · OpenAI API · RAG

Semiparametric Regression Visualizer — Interactive Stats App Web app for exploring semiparametric regression models. Live demo → Python · Streamlit · pygam · statsmodels · GCP Cloud Run

Search Engine — Full-Stack Java Search Engine Inverted-index search engine with TF-IDF ranking, a multithreaded web crawler, and a Jetty web UI. Java 21 · Apache OpenNLP · Jetty · Maven

→ More projects on my portfolio site.

Languages: Python · TypeScript · Java · C · SQL · NoSQL AI/ML: PyTorch · Scikit-Learn · LLM Fine-Tuning · RLHF · RAG · Voice AI (Whisper, LiveKit) · Prompt Engineering · Model Evaluation Data: PySpark · Pandas · NumPy · Plotly · Dagster · dlt/dbt · Apache Airflow Infra & MLOps: AWS · GCP · Docker · MLflow · GitHub Actions · MongoDB Web: React · Next.js · FastAPI · Supabase

AI Engineer @ Asurion — real-time voice AI: Whisper-based fine-tuning and low-latency LiveKit pipelines. Previously: Spotly Jobs (dlt/dbt + Dagster ETL pipelines) · Outlier AI (RLHF training & LLM evaluation).

🏅 AWS Certified Cloud Practitioner · Google Cloud Digital Leader