Recommended expert

Sara Welter

Recruiting & Employer Branding Data Specialist

Sara Welter
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

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

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Telecommunication (2 years), Education (0.5 years), and Cosmetics (0.5 years).

Telecommunication
Education
Cosmetics

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Business Intelligence (2.5 years), Human Resources (2 years), and Marketing (0.5 years).

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)

Profile

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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, Beauty and Cosmetics, and Education.

Which business areas is Sara most experienced in?

Sara is most experienced in business areas like Business Intelligence, Human Resources (HR), 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.

How to hire Sara?

To hire Sara, click the Meet button on the profile to request a meeting and discuss your project needs.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1200
900
600
300
Market avg: 900-1060 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.