Holly Palmer

S

Head of Data · Demand forecasting · Prophet

Compass Data
Manchester, UK · GMT (UTC+0)
12+ years experience
Durham University
English
Hiring
Messaging unavailable

Overview

I've spent 17 years on demand forecasting - first at BP, now at Compass Data. Reduced stock-outs by 17% in the first season. Before that: Unilever and Deliveroo. Most at home with Spark and time series. Coffee nerd.

Good reasons to reach out
  • Candidates for the role I'm hiring for
  • Second opinions on inventory optimisation decisions
Please don't message about
  • Data broker offers
  • SEO and link-building offers

Slower in the last week of each quarter

Skills
Sparkinventory optimisationtime seriesProphet
HiringHiring for a role
closes in 3 months

Hiring a senior analytics engineer for the forecasting team - Manchester

Role
Senior analytics engineer
Level
Senior
Type
Full-time
Work mode
Hybrid
Compensation
$142k-$207k
Team
Forecasting, 6 people
Start
Within two months
Must have
Production experience with Spark Production experience with Prophet Clear written communication
Process
Intro call, technical deep dive, team chat

Comp £81k-£118k. One technical chat and a paid trial day. Message me with one thing you shipped that you're proud of.

Manchester, UKinventory optimisationsparktime series
Open

Experience

  1. Head of Data
    Oct 2024 - Present
    Compass Data · 2 yr · Full-time · Manchester, UK
    • Wrote the metric definitions the leadership team reviews every week.
    • Replaced 72 hand-built dashboards with one metrics layer people trust.
    • Reduced stock-outs by 17% in the first season.
  2. Director of Data Science
    Feb 2022 - Oct 2024
    Unilever · 2 yr 8 mo · Full-time · Manchester, UK
    • Wrote the metric definitions the leadership team reviews every week.
  3. Senior Data Scientist
    Oct 2020 - Feb 2022
    Deliveroo · 1 yr 4 mo · Full-time · Manchester, UK
    • Reduced stock-outs by 27% in the first season.
    • Taught SQL to 127 non-analysts.
  4. Senior Data Scientist
    Sep 2017 - Oct 2020
    Tesco · 3 yr 1 mo · Full-time · Manchester, UK
    • Wrote the metric definitions the leadership team reviews every week.
  5. Analytics Manager
    Nov 2014 - Sep 2017
    BP · 2 yr 10 mo · Full-time · Manchester, UK
    • Built the forecasting models now used in 9 product decisions a quarter.

Projects

Conference talk: lessons from forecasting
2025

What went wrong and what worked while scaling demand forecasting.

Demand forecasting benchmark
2023

Reproducible benchmarks comparing Spark and Prophet on real workloads.

References

No references yet.

Education

  1. Durham University
    BA, Statistics
    2006 - 2009

Details

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