Jonathan Ludolph

Senior Data Scientist | Python

Salary / Daily rate

Rome, Metropolitan City of Rome Capital, Italy

Freelance, open to permanent contract

Can come onsite

Skills

PythonGoogle BigQueryPower BISQL databasesGoogle Cloud PlatformMySQLMicrosoft SQL ServerNumPypandasscikit-learnC

Languages

EnglishFrenchGermanItalian

About me

Intro

Data Scientist with 4+ years of experience in end-to-end analytics and Python automation. Reduced bug resolution time by 75% through customer feedback analysis and accelerated project delivery by 30% via automated pipelines. Specialized in ML, NLP, and cloud platforms to transform data into actionable business insights.

Links

Work experience

Python Developer for AI training

OutlierFreelance

May 2024 - Present

2 years 6 months

Rome, Metropolitan City of Rome Capital, Italy

Evaluating the quality of AI-generated code, including human-readable summaries. Solving coding problems, writing functional and efficient code to teach LLMs how to code in python. Writing robust test cases to confirm code works efficiently and effectively.

Equiniti

Sep 2020 - May 2024

3 years 9 months

England, United Kingdom · Remote

Data Scientist

Jan 2022 - May 2024

2 years 5 months

England, United Kingdom · Remote

Lead the design and implementation of solutions to end to end data science projects: gathering project requirements, data extraction, data discovery, data cleaning, data analysis and dashboarding for presentation of findings. Identified key problem areas across the business by analysing more than 1000 customer feedback responses monthly to drive targeted bug fixing which reduced the time to resolution by 75%. Developed python pipelines to automate recurring tasks and reduced time of project delivery by 30%. Implemented a pipeline design for a quarterly data refresh that was previously done manually, speeding up the process by 60%.

Data Analyst

Sep 2020 - Jan 2022

1 year 5 months

England, United Kingdom · Remote

Established python pipelines and classes for automated data extraction, transformation and visualisation. Conducted in-depth analysis of national demographics and employment trends to establish the viability of remote working for selected roles. Engineered python classes for unstructured data (e-mail) cleaning and anonymisation. Developed dashboards and visualisations to monitor internal metrics and present findings to stakeholders .

Digital Image Editor Assistant

UEFA

Sep 2018 - Dec 2018

4 months

Intern

CERN

Jun 2016 - Jul 2016

2 months


Education

University of Exeter

Master of Science - MS

2019 - 2020

1 year 1 month

EPFL

COS

2019 - 2019

1 month

University of Exeter

Bachelor of Science - BS

2015 - 2018

3 years 1 month


Licenses & certifications

IBM Data Engineering Professional Certificate

Issued: Aug 2024

Certified by IBM

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