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Jacobo MataJM

Average response time: 1 hour

About Jacobo

Mathematician with 5 years of software development experience, specialized in Data and AI.

Led data analytics and NLP projects, applying innovative problem-solving and aligning technical solutions with business goals.
  • Spanish

    Native or bilingual

  • English

    Fluent

  • French

    Basic

Can work on-site
Madrid (up to 50km)

Experience

  • Freelance
    AI Engineer
    January 2023 - Today (3 years and 5 months)
    • Worked as Data Engineer at the European Patent Office, collaborating daily within a multi-national, English-speaking team.
    • Developed BigQuery libraries and a Helm-managed JupyterHub for patent analytics.
    • Built data-driven apps on the cloud (Firebase): Cotton Generator (Next.js), Pinilla (React Native).
    • Engineered modular self-assembling 3D robots in France.
    • Negotiated budgets with clients.
  • Altostratus Cloud Consulting (Telefonica Tech)
    Data Scientist
    June 2021 - January 2023 (1 year and 7 months)
    • Led the GPT-based NLP solution for Inditex in collaboration with Google Spain
    • Engineered entity-based TF-IDF embeddings feeding ML models in TensorFlow and Scikit-learn.
    • Orchestrated web-data ingestion using Dataflow into BigQuery and Neo4j, adding Vertex AI entity extraction and pre-ChatGPT GPT-3 summaries, and delivered live dashboards in Looker Studio.
    • Applied core mathematics (custom-tailored Dijkstra's graph search and log-scaled dot-product scoring in Neo4j) to uncover hidden entity links and deliver actionable business insights.
  • The Wise Seeker
    Full-Stack Engineer
    September 2019 - June 2021 (1 year and 9 months)
    • Scaled from first developer to lead the 8-engineer Agile team via GitHub Projects.
    • Built FastAPI backends and Angular frontends with Clean Code and TDD.
    • Re-architected per-client SQL monolith into a hybrid SQL/NoSQL microservice, cutting maintenance & infra costs and enabling new features.
    • Built full observability stack on GCP—Prometheus + Alertmanager, Loki and Grafana—on Kubernetes.

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Education

  • MATHEMATICS AND COMPUTER SCIENCE
    Universidad Politécnica de Madrid (UPM)
    2021
    MATHEMATICS AND COMPUTER SCIENCE
  • APPLIED DATA SCIENCE
    Zrive School
    2025
    APPLIED DATA SCIENCE

Certifications

Skill set

Categories