Jesse Bos

Overview

I work on recommendation systems at UBS in Amsterdam. Shipped a ranking change that increased conversion 5.5%. Moved the homepage from rules to a learned ranker. Most at home with recommender systems and ranking. Learning to sail.

Experience

1. Staff Data Scientist

   Aug 2025 - Present
   UBS · 1 yr 2 mo · Full-time · Amsterdam, Netherlands
   • Replaced 74 hand-built dashboards with one metrics layer people trust.
   • Built the recommendations models now used in 3 product decisions a quarter.
   • Wrote the metric definitions the leadership team reviews every week.
2. Data Analyst

   Jun 2023 - Aug 2025
   N26 · 2 yr 2 mo · Full-time · Amsterdam, Netherlands
   • Moved the homepage from rules to a learned ranker.
   • Taught SQL to 175 non-analysts.
3. Data Scientist

   Feb 2020 - Jun 2023
   Trade Republic · 3 yr 4 mo · Full-time · Amsterdam, Netherlands
   • Replaced 116 hand-built dashboards with one metrics layer people trust.
   • Moved the homepage from rules to a learned ranker.
4. Data Scientist

   Oct 2018 - Feb 2020
   Capgemini · 1 yr 4 mo · Full-time · Amsterdam, Netherlands
   • Wrote the metric definitions the leadership team reviews every week.

No references yet.

Education

1. University of Amsterdam

   BSc, Computer Science
   2015 - 2018