ÓSCAR GARCÍA MARTÍNEZ

AI Engineer • Data Scientist • Backend Developer

👨‍💻 GitHub 🌐 LinkedIn

Education

  • BSc in Data Science
    Universitat Politècnica de València (UPV) · Graduation: Jun 2026

Languages

  • Spanish — Native
  • English — C1 (official Cambridge B2 certificate)
  • French/German — A1

Skill Radar

Schedule a meeting

Experience

AI Automation Engineer · Freelance

AI/Automation · 2024 — Present

Building AI-powered automation workflows and LLM solutions

  • Built AI-powered automation workflows: REST APIs, webhooks, PostgreSQL, and messaging platforms (Telegram, Gmail)
  • Developed LLM solutions with prompt engineering and function calling for functional workflows
  • Applied statistical analysis and data validation to optimize workflows and measure impact
  • Designed scalable backend architectures supporting real-time AI interactions

AI Engineer & Automation Specialist · Urobora

IT/Software – Consulting · 2024-10 — 2025-06

Production automation systems and AI-driven operations

  • Architected automation systems connecting multiple services (Google Cloud, Notion, MongoDB)
  • Developed Python/FastAPI backend tools with async processing for AI-driven operations
  • Used predictive modeling and A/B testing concepts to inform technical decisions
  • Maintained production pipelines (CI/CD development) with monitoring, logging, and error handling

Data Analyst · Outlier

Data/AI · 2026 — 2026

LLM training data curation and model evaluation

  • Curated training data for LLM fine-tuning using quality benchmarks
  • Evaluated model outputs for accuracy and safety across domains and languages

Projects

tuneintome.me – Music Social Network

Full-stack platform with real-time interactions, gamified rankings, and authentication. Built scalable and secure backend (Firebase + REST + WebSockets) using Google Firebase.

#React #Node.js #Google Cloud #Firebase #SEO #APIs

Compa – AI Voice Assistant for Alzheimer's Care

Voice-first AI assistant: real-time conversation via WebSocket + Web Speech API + Gemini. Secure auth via Telegram bot; memory management with PostgreSQL for personalized interactions. Impact: Accessible UI, bilingual (ES/EN), privacy-first design for sensitive data.

#FastAPI #Gemini #PostgreSQL #WebSocket #Telegram Bot

RAGtor-UPV – AI Chatbot for University Regulations

RAG pipeline: semantic search (FAISS + LaBSE) + PoliGPT for grounded, cited regulatory answers. Automated PDF ingestion: chunking, parallel embeddings, SQLite metadata tracking. Team project (5 contributors); modular design for institutional reuse.

#Python #FAISS #LaBSE #Streamlit #PoliGPT
Minor projects

Valencia Agri-Insights Pro

Predictive modeling for urban farming: crop recommendations, cost analysis, risk assessment. Applied AutoML (FLAML) for model selection; built monitoring alerts for production use. Team: 3 developers.

#Streamlit #FLAML #Scikit-learn #Pandas #Plotly

AI-Typer – AI-Powered Document Resumer and Typing Memory Game

Full-stack typing web integrating LLMs for document analysis. Built modular architecture: TypeScript frontend for responsive UI + Python/FastAPI backend for AI processing. Designed for extensibility: plugin-ready structure for adding new AI features and third-party integrations.

#TypeScript #Python #FastAPI #React #LLM Integration #Ollama

OCR + AI Document Pipeline

Pipeline combining OCR extraction with LLM-based semantic structuring for kids essay correction automation. Designed for schema compliance and integration with Google Drive and Sheets.

#TesseractOCR #LangChain #Gemini API #AsyncIO

EDM-XAI-3 – Explainable AI Dashboard

Dashboard visualizing model decisions (SHAP, partial dependence) for stakeholder transparency. Applied statistical analysis to compare model architectures and fusion techniques.

#R #SHAP #XGBoost #Plotly

Skills

  • AI Engineering
  • Data Science
  • Backend/Full-Stack
  • Automation
  • Data Infrastructure
  • DevOps
  • Languages

Technologies

  • Python
  • FastAPI
  • Flask
  • TypeScript
  • React
  • PostgreSQL
  • Firebase
  • Google Cloud
  • LangChain
  • FAISS
  • Gemini
  • Streamlit
  • Plotly
  • Scikit-learn
  • Pandas
  • R
  • Docker
  • Redis
  • Git
  • SQL
  • JavaScript