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Senior Data Scientist building production conversational AI systems

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Conversational AI Platform

Multi-modal marketing platform with conversational interface serving 300+ users. Features automated creative generation, BigQuery integration, and rich UI for exploring insights through dialogue.

PythonTypeScriptLLMBigQueryGCPConversational AI

ML Product Matching System

Production ML system achieving 95% competitor coverage across retail products. Delivered $622K annualized benefit through automated product matching and classification.

PythonMachine LearningNLPGCPSQL

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Experience

Quantium

Apr 2025 - Present

Senior Data Scientist - Generative AI

Quantium

  • • Designed and deployed multi-modal marketing platform with conversational interface serving 300+ users, automating creative generation as primary technical contact
  • • Built custom Model Context Protocol (MCP) server enabling secure conversational BigQuery access across analytics workflows
  • • Built LLM-based negotiation assistant automating research and summarisation, enabling commercial teams to explore insights through dialogue and rich UI artefacts
  • • Developed and delivered course on building and deploying AI systems to junior data scientists and engineers
Quantium

Mar 2023 - Mar 2025

Data Scientist - Generative AI

Quantium

  • • Built production classification system processing 2M+ customer comments annually as technical lead, implementing active feedback loops for continuous improvement
  • • Delivered ML-driven product matching app with 95% competitor coverage, achieving $622K annualised benefit
  • • Automated refund classification pipeline using AI risk analysis, saving $400K per year
Quantium

Feb 2022 - Feb 2023

Graduate Data Analyst

Quantium

  • • Developed Python applications and SQL pipelines for large-scale retail optimisation models
  • • Analysed sales, demand transfer, and range performance across major retail clients

Education

University of Sydney

2018 - 2021

Bachelor of Science and Advanced Studies

University of Sydney

  • • Physics & Philosophy (Double Major)
  • • First Class Honours
  • • Astrophysics Honours: Deep Learning Applied to Galaxy Morphology and Kinematics

© 2026 Jamie Hepburn · Built with SvelteKit