Sara Welter - Recruiting & Employer Branding Data Specialist

Q: Where is Sara based?

Sara is based in Düsseldorf, Germany .

Q: What languages does Sara speak?

Sara speaks the following languages: German (Advanced), English (Advanced), French (Elementary), Hindi (Elementary) .

Q: How many years of experience does Sara have?

Sara has at least 3 years of experience. During this time, Sara has worked in at least 4 different roles and for 3 different companies . The average length of individual experience is 1 year and 9 months . Note that Sara may not have shared all experience and actually has more experience.

Q: What is Sara's latest experience?

Sara's most recent position is Recruiting & Employer Branding Data Specialist at Sipgate .

Q: What companies has Sara worked for in recent years?

In recent years, Sara has worked for Sipgate , Educational Break , and L’Oréal .

Q: Which industries is Sara most experienced in?

Sara is most experienced in industries like Telecommunication , Cosmetics , and Education .

Q: Which business areas is Sara most experienced in?

Sara is most experienced in business areas like Business Intelligence , Human Resources , and Marketing .

Q: What is Sara's education?

Sara holds a Master in Data Science & Society from University of Tilburg and a Bachelor in Social Sciences from Heinrich-Heine University .

Q: Does Sara have any certificates?

Sara has 3 certificates . These include: Data Science & AI Bootcamp , CSM Scrum Master (Scrum B.A. Social Sciences , and Advanced Trainer (iTtT) .

Recommended expert

Düsseldorf, Germany

Experience

Mar 2022 - Feb 2024

2 years

Düsseldorf, Germany

Recruiting & Employer Branding Data Specialist

Sipgate

Managed the entire hiring process with a focus on data-driven decision-making.
Analyzed recruiting data using Excel and ATS to optimize processes effectively.

Nov 2021 - Feb 2022

4 months

Educational Break

Mar 2021 - Aug 2021

6 months

Düsseldorf, Germany

Data Analytics & Online Marketing Intern

L’Oréal

Analyzed campaign performance and generated actionable insights for influencer and e-sampling initiatives.
Supported digital brand communication to increase reach and engagement.

Nov 2020 - Feb 2021

4 months

Düsseldorf, Germany

Active Sourcing Intern

Sipgate

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Telecommunication, Education, and Cosmetics.

Telecommunication

Education

Cosmetics

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Business Intelligence, Human Resources, and Marketing.

Business Intelligence

Human Resources

Marketing

Summary

MSc in Data Science with a people-centered background. Skilled in Python, ML, NLP, and AI governance, with 3 years of experience in recruiting and marketing analytics. Certified Scrum Master, experienced facilitator with international project experience.

Skills

Tech: Python (Pandas, Scikit-learn, Tensorflow, Pytorch, Numpy, Matlab), Sql, R, Stata, Spss, Pyspark (Basic), Java, Bigquery, Powerbi, Tableau, Streamlit, Jupyter, Workday, Git
Ai: Ai Governance, Gdpr
Other: Scrum, Agile, Public Speaking

Languages

German

Advanced

English

Advanced

French

Elementary

Hindi

Elementary

Education

Aug 2024 - Aug 2025

University of Tilburg

Master of Science, Focus: AI Governance, GDPR, Deep Learning, Machine Learning, Data Mining · Data Science & Society · Netherlands · 7.6/10

Oct 2016 - Jun 2020

Heinrich-Heine University

Bachelor of Arts, Focus: Sociology, Politics and Communications, Erasmus Semester in Scotland · Social Sciences · Düsseldorf, Germany · 1.9

Certifications & licenses

Data Science & AI Bootcamp

LeWagon

CSM Scrum Master (Scrum B.A. Social Sciences

Heinrich-Heine University

Advanced Trainer (iTtT)

Statistics

Experience

Total positions 4

Experience in Telecommunication 2 y

Avg length 9 m

Longest experience 1 y 11 m

Global Experience

Countries worked in 1 (Germany)

Primary country Germany

Expertise

Recent roles Recruiting & Employer Branding Data Specialist, Educational Break, Data Analytics & Online Marketing Intern

Main industries Telecommunication, Education, Cosmetics

Main business areas Business Intelligence, Human Resources, Marketing

Qualifications

Highest degree Master

Certifications earned 3

Profile

Created

November 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Sara based?

Sara is based in Düsseldorf, Germany.

What languages does Sara speak?

Sara speaks the following languages: German (Advanced), English (Advanced), French (Elementary), Hindi (Elementary).

How many years of experience does Sara have?

Sara has at least 3 years of experience. During this time, Sara has worked in at least 4 different roles and for 3 different companies. The average length of individual experience is 1 year and 9 months. Note that Sara may not have shared all experience and actually has more experience.

What roles would Sara be best suited for?

Based on recent experience, Sara would be well-suited for roles such as: Recruiting & Employer Branding Data Specialist, Educational Break, Data Analytics & Online Marketing Intern.

What is Sara's latest experience?

Sara's most recent position is Recruiting & Employer Branding Data Specialist at Sipgate.

What companies has Sara worked for in recent years?

In recent years, Sara has worked for Sipgate, Educational Break, and L’Oréal.

Which industries is Sara most experienced in?

Sara is most experienced in industries like Telecommunication, Cosmetics, and Education.

Which business areas is Sara most experienced in?

Sara is most experienced in business areas like Business Intelligence, Human Resources, and Marketing.

What is Sara's education?

Sara holds a Master in Data Science & Society from University of Tilburg and a Bachelor in Social Sciences from Heinrich-Heine University.

Does Sara have any certificates?

Sara has 3 certificates. These include: Data Science & AI Bootcamp, CSM Scrum Master (Scrum B.A. Social Sciences, and Advanced Trainer (iTtT).

What is the availability of Sara?

Sara is immediately available full-time for suitable projects.

What is the rate of Sara?

Sara's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.