.Sebastian Stemmer

Critic
DISC Type : C

Unternehmensinhaber at DigITup GmbH

Düsseldorf, North Rhine-Westphalia, Germany

Overview

Sebastian Stemmer is a freelance expert in core insurance system transformations with over 15 years of industry experience. As the owner of DigITup GmbH in Düsseldorf, he has guided major German insurers, including Allianz and Zurich, through complex IT projects. He is a Certified IT-Project Manager (EURO-FH).

Colleagues describe him as pragmatic and productive, with a holistic view that fluently bridges the gap between IT specialists and insurance business experts.

He has contributed to core system transformations at 6 of the 10 largest insurers in Germany.

Personality Overview

Negotiator

Information Seeker

Objective Thinker

They are quite likely to negotiate on pricing or other key terms.  They don’t appreciate bells and whistles unless backed by data. They like to do things independently and don’t look for support from others.

Topics They Care About

Core System Transformation
Specializes in helping insurers manage and implement large-scale core system transformations, from classic legacy systems to modern platforms.
AI-driven Productivity
Actively explores and advocates for the use of AI coding agents and modern tech stacks like Atlassian Cloud to automate enterprise workflows and boost productivity.
Insurance Customer Experience
He is critical of the insurance industry's lack of focus on customer-centricity and user experience (UX), believing it is a major area for improvement.

Media Appearances

.Sebastian has no verified media appearances

Work History

7-2021
Unternehmensinhaber at DigITup GmbH
1-2018 - 6-2021
Professional Freelancer at Stemmer-Consulting
2-2017 - 12-2017
IT Consultant at adesso SE
9-2014 - 1-2017
Business Analyst at Accenture
8-2008 - 8-2014
Sachbearbeiter at SIGNAL IDUNA Gruppe

Education

Betriebswirt from IU International University of Applied Sciences
12-2017 - 6-2018
Certificate from Euro-FH Europäische Fernhochschule Hamburg

More Information

Social Presence :

Prographics :

Exp : 16 Location : Düsseldorf, North Rhine-Westphalia, Germany Job Level : N/A Designation : Unternehmensinhaber at DigITup GmbH
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Insights For Selling To .Sebastian

During A Call Or A Meeting

DO's

  • Be formal and objective, they will appreciate it more
  • Leverage facts and figures wherever possible; use percentages, numbers etc.
  • Use phrases like ‘expect X% improvement’, ‘data clearly shows’ etc.

DONT's

  • Make extra effort to not seem pushy or confrontational
  • Avoid phrases like ‘trust me’, ‘others just love’ etc.
  • Do not use very emotional or colorful language

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with .Sebastian is

  • Proven ROI, pricing and objective proof points are the factors that sway their decision.
  • Will you ever get a clear answer from .Sebastian

  • They are comfortable saying no if they are convinced that it is the correct decision.

Insights For Deal Planning

    How fast (or slow) will .Sebastian move?

  • They are neither the fastest nor the slowest decision makers, they are somewhere in the middle.
  • Can .Sebastian take some risk or not?

  • They can bear some risk if their analysis backs the decision.

You And .Sebastian

Personality Compatibility


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