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Achievement: Pair Extraordinairex3Achievement: Pull Sharkx3Achievement: YOLOAchievement: QuickdrawAchievement: Arctic Code Vault Contributor

Achievements

Achievement: Pair Extraordinairex3Achievement: Pull Sharkx3Achievement: YOLOAchievement: QuickdrawAchievement: Arctic Code Vault Contributor

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KalcMatej99/README.md

Matej Kalc

Full-Stack AI Engineer in Trieste, Italy. I build reliable AI products from prototype to production, with a focus on agentic workflows, retrieval, evaluation, graph machine learning, and user-facing systems.

  • Full-Stack AI Engineer at NLB
  • Founder of Timeo, a scheduling SaaS for small businesses
  • 3+ years building applied ML and AI systems
  • Core stack: TypeScript, Next.js, Python, FastAPI, PostgreSQL

Selected work

  • Timeo — pilot users reduced schedule preparation from about three hours to around 20 minutes.
  • Automobile insurance fraud detection — graph-ML MSc work that improved precision by 17.4% over the XGBoost baseline in the published evaluation.
  • Spiaggia Oggi — a nationwide Italian beach guide with 1,128 named destinations across 15 coastal regions.
  • Traffic prediction with temporal GNNs — an open-source four-person project for highway traffic forecasting.

Portfolio · Resume · LinkedIn

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  1. TrafficPrediction_MLG_Project TrafficPrediction_MLG_Project Public

    Four-person project: traffic forecasting with spatio-temporal graph neural networks

    Jupyter Notebook 10

  2. NLP-tripleM NLP-tripleM Public

    Team NLP project: cross-lingual word-sense disambiguation

    Jupyter Notebook 2

  3. AutomobileFraudDetection AutomobileFraudDetection Public

    Master thesis: automobile insurance fraud detection with graph machine learning

    Python