Steffen Seitz - Senior Technical PM, CRM Core Experience & AI

Q: Where is Steffen based?

Steffen is based in Berlin, Germany .

Q: What languages does Steffen speak?

Steffen speaks the following languages: German (Native), English (Advanced) .

Q: How many years of experience does Steffen have?

Steffen has at least 19 years of experience. During this time, Steffen has worked in at least 10 different roles and for 9 different companies . The average length of individual experience is 2 years and 11 months . Note that Steffen may not have shared all experience and actually has more experience.

Q: What is Steffen's latest experience?

Steffen's most recent position is Senior Technical PM, CRM Core Experience & AI at Propstack GmbH (Scout24 S.E.) .

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

In recent years, Steffen has worked for Propstack GmbH (Scout24 S.E.) , Volkswagen Charging Group GmbH (elbkapitäne GmbH) , Gehalt.DE (Stepstone GmbH) , and Statista GmbH .

Q: Which industries is Steffen most experienced in?

Steffen is most experienced in industries like Banking and Finance , Tourism , and Automotive . Steffen also has some experience in Professional Services , Information Technology , and Manufacturing .

Q: Which business areas is Steffen most experienced in?

Steffen is most experienced in business areas like Product Development , Information Technology , and Project Management . Steffen also has some experience in Marketing , Business Intelligence , and Strategy .

Q: Which industries has Steffen worked in recently?

Steffen has recently worked in industries like Automotive , Information Technology , and Real Estate .

Q: Which business areas has Steffen worked in recently?

Steffen has recently worked in business areas like Product Development , Information Technology , and Project Management .

Recommended expert

Berlin, Germany

Check rate

Experience

Oct 2025 - Present

8 months

Senior Technical PM, CRM Core Experience & AI

Propstack GmbH (Scout24 S.E.)

Built a JTBD-based prioritization framework for 3,000+ accumulated feature requests, identified 27 broker jobs, validated 8 through 25 user interviews, and used the resulting job map as a live prioritization filter for all incoming channels (Upvoty, CSAT, consulting tickets).
Responsible for the Scout24 Lighthouse initiative: Document Intelligence with full RAG architecture (semantic chunking, bge-m3 embeddings, pgvector, BM25+Dense hybrid retrieval).
Reduced lead time of customer feature requests to 3.1 days through code analysis, ticket specification, and independent implementation using a coding agent (Codex).
Developed an LLM-based support agent (GPT-4o mini, Codex-generated merge requests) that reduced 3rd-level escalations from 40% to 5% of all monthly tickets.
Integrated six partners through technical coordination, specification, backlog and release management, and led seven full stack developers.
Eliminated regulatory exposure for brokers in six weeks through risk analysis (BGH ruling on distance selling/GDPR), new audit features, and coordination with legal and data protection officers.

Jan 2022 - Jun 2025

3 years 6 months

Senior Product Manager, E-Commerce

Volkswagen Charging Group GmbH (elbkapitäne GmbH)

Scaled a Pimcore-based e-commerce platform for direct sales of wallboxes (all VW group brands) from Germany to 11 European markets, increasing revenue by 27% within one year.
Prototyped and implemented an AI-driven process (OpenAI → LangChain, Mistral OCR, Falcon 7B+) to automate the customer inquiry-to-order journey, reducing sales cycle time by 40%.
Increased B2C conversion from 2.97% by an average of 5% p.a. through UX defaults, optimization of the Adyen payment integration, and adjustment of the API sequence in the checkout flow.
Integrated Pimcore with Salesforce and NetSuite into a consolidated system landscape for product data, CRM, and ERP, and led a cross-functional team of three backend, one frontend, and one UX/UI developer as Scrum Master and PM.
Coordinated product VPs and executives of country subsidiaries as the central alignment point for product strategy and rollout prioritization.

Jul 2021 - Dec 2021

6 months

Product Owner, B2B Payments Analysis

Gehalt.DE (Stepstone GmbH)

Reduced technical debt by 21% (measured by team velocity) through a structured bug triage process and promotion of an ownership-driven team culture.
Moderated design sprints for strategic realignment of the SaaS product strategy.

Feb 2021 - Jun 2021

5 months

Product Lead, E-Commerce Venture (Interim)

Statista GmbH

Delivered 93% of defined delivery goals in six months by building and mentoring a four-member team under continuous delivery practices.
Improved CMS MVP availability from 77% to 96% within three months, directly increasing revenue by 5%.

Apr 2018 - Jan 2021

2 years 10 months

Remote

Product Manager, Digital Services (€4.5M P&L responsibility)

Hamburg Messe und Congress GmbH

Conceived and launched Hamburg Messe's first digital remote event product within five months, overseeing business case, make-or-buy analysis, change process, and commercial communication, generating €1.8 M revenue with 320 exhibitors and approximately 17,000 attendees.
Designed an ML-based recommender system (collaborative filtering, Apache Spark, AWS) for the mobile event app, increasing user engagement by 17% through personalized exhibitor-attendee matching.
Transformed the digital product portfolio through continuous product discovery over three years with 350+ customer interviews, shifting the revenue share of new products from 2% to 24% of the portfolio.
Managed the make-or-buy decision for CRM/CMS/PIM/MDM infrastructure by creating the business case, market analysis, and vendor scoring, securing board-level budget.
Led an in-house development to orchestrate data exchange processes with five partners (file-based and API), saving €120 k p.a. in operating costs.

Jan 2017 - Mar 2018

1 year 3 months

Project Manager, Online Marketing

Eschenbach Optik GmbH

Jul 2015 - Oct 2016

1 year 4 months

Digital Product Manager (Freelance)

bytecontent GmbH

Feb 2014 - Jun 2015

1 year 5 months

Product Manager, Content & Platforms

HOTEL.DE GmbH

Jul 2010 - Jan 2014

3 years 7 months

Product Owner & UX Manager (Freelance)

Cortal Consors SE (BNP Paribas)

Jan 2007 - Jun 2010

3 years 6 months

Customer Intelligence (Working Student)

Cortal Consors SE (BNP Paribas)

Industry Experience

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

Experienced in Banking and Finance, Tourism, Automotive, Professional Services, Information Technology, and Manufacturing.

Banking and Finance

Tourism

Automotive

Professional Services

Information Technology

Manufacturing

Business Area Experience

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

Experienced in Product Development, Information Technology, Project Management, Marketing, Business Intelligence, and Strategy.

Product Development

Information Technology

Project Management

Marketing

Business Intelligence

Strategy

Summary

Modern digital platforms don't need another coordination layer during the build-up phase—they need a Product Owner who delivers right away. With over 10 years of experience steering agile teams in B2B SaaS, e-commerce, and digital platform products, I bring exactly what founders and CTOs need at this stage: structured backlog management, clear user stories with acceptance criteria, and a solid understanding of AI feature prioritization gained from hands-on work with LLMs, RAG architectures, and recommendation systems.

Skills

Expertise**
Scrum (Po & Sm)
Kanban
Dual-Track Agile
User Story Mapping
Sprint Steering
Release Management
Feature Flags
Acceptance Criteria (Gherkin)
Backlog Setup & Prioritization (Rice, Wsjf, Jtbd)
Llm Integration (Openai, Anthropic)
Rag Architecture (Pgvector, Bm25+Dense, Embedding Models)
Recommendation Systems (Collaborative Filtering, Apache Spark)
Prompt Engineering
Ai Feature Prioritization
Prototyping With Claude Code, Bolt.New
Continuous Product Discovery
Okrs
Product Vision & Roadmapping
Make-Or-Buy Analyses
Business Case & Budget Ownership
P&L Up To €4.5m
C-Level Stakeholder Management
Platform & Technology Architectures (Api Design & Specification, Crm/Cms/Pim, E-Commerce Platforms, Cloud)
Tools And Technologies**
Jira / Confluence
Linear (Incl. Graphql Api)
Miro / Figjam
Figma
Google Analytics / Ga4
Mixpanel / Amplitude
Looker Studio / Metabase
Openai Api / Anthropic Api
Langchain / Pgvector / Pinecone
Pimcore / Contentful / Storyblok
Salesforce / Hubspot
N8n / Zapier
Aws / Azure (Basic Architecture)
Python / Sql (Pm-Side)
Postman / Rest-Apis

Languages

German

Native

English

Advanced

Education

TH Nürnberg

Bachelor of Arts, Business Administration · Business Administration · Nuremberg, Germany

IHK

Industrial Clerk · 2.0

Certifications & licenses

IREB Advanced Level

IREB

ISTQB Foundation Level

ISTQB

IT Law for Developers

Hasso Plattner Institute

OKR Champion

PSM I

Scrum.org

PSPO I

Scrum.org

Usability Engineer

Deggendorf Institute of Technology

Statistics

Experience

Total positions 10

Experience in Banking and Finance 7 y

Avg length 1 y 10 m

Longest experience 3 y 6 m

Expertise

Recent roles Senior Technical PM, CRM Core Experience & AI, Senior Product Manager, E-Commerce, Product Owner, B2B Payments Analysis

Main industries Banking and Finance, Tourism, Automotive

Main business areas Product Development, Information Technology, Project Management

Qualifications

Highest degree Bachelor

Certifications earned 7

Profile

Created

May 2026

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Frequently asked questions

Have questions? Find more information here.

Where is Steffen based?

Steffen is based in Berlin, Germany.

What languages does Steffen speak?

Steffen speaks the following languages: German (Native), English (Advanced).

How many years of experience does Steffen have?

Steffen has at least 19 years of experience. During this time, Steffen has worked in at least 10 different roles and for 9 different companies. The average length of individual experience is 2 years and 11 months. Note that Steffen may not have shared all experience and actually has more experience.

What roles would Steffen be best suited for?

Based on recent experience, Steffen would be well-suited for roles such as: Senior Technical PM, CRM Core Experience & AI, Senior Product Manager, E-Commerce, Product Owner, B2B Payments Analysis.

What is Steffen's latest experience?

Steffen's most recent position is Senior Technical PM, CRM Core Experience & AI at Propstack GmbH (Scout24 S.E.).

What companies has Steffen worked for in recent years?

In recent years, Steffen has worked for Propstack GmbH (Scout24 S.E.), Volkswagen Charging Group GmbH (elbkapitäne GmbH), Gehalt.DE (Stepstone GmbH), and Statista GmbH.

Which industries is Steffen most experienced in?

Steffen is most experienced in industries like Banking and Finance, Tourism, and Automotive. Steffen also has some experience in Professional Services, Information Technology, and Manufacturing.

Which business areas is Steffen most experienced in?

Steffen is most experienced in business areas like Product Development, Information Technology, and Project Management. Steffen also has some experience in Marketing, Business Intelligence, and Strategy.

Which industries has Steffen worked in recently?

Steffen has recently worked in industries like Automotive, Information Technology, and Real Estate.

Which business areas has Steffen worked in recently?

Steffen has recently worked in business areas like Product Development, Information Technology, and Project Management.

What is Steffen's education?

Steffen holds a Bachelor in Business Administration from TH Nürnberg.

Does Steffen have any certificates?

Steffen has 7 certificates. Among them, these include: IREB Advanced Level, ISTQB Foundation Level, and IT Law for Developers.

What is the availability of Steffen?

Steffen will be available from June 2026.

What is the rate of Steffen?

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