freiberufler Fractional/Interim Payment Manager for SaaS, E-Commerce, Platform & Marketplace Merchants | Adyen & Stripe Certified Architect auf freelance.de

Fractional/Interim Payment Manager for SaaS, E-Commerce, Platform & Marketplace Merchants | Adyen & Stripe Certified Architect

zuletzt online vor 7 Tagen
  • auf Anfrage
  • Berlin
  • Weltweit
  • en  |  de  |  fr
  • 09.02.2026
  • Contract ready

Kurzvorstellung

I am an experienced Payments professional with 17 years of experience in managing, building, scaling, and leading payment products.

Geschäftsdaten

 Freiberuflich
 Steuernummer bekannt
 Berufshaftpflichtversicherung aktiv

Qualifikationen

  • It-Beratung11 J.
  • Projektleitung / Teamleitung (IT)3 J.
  • Projektmanagement (IT)7 J.
  • Bankberater
  • Consultant1 J.
  • Finanzberater
  • Product Owner1 J.
  • Produktmanagement1 J.
  • Requirement Analyse
  • Teamleiter

Projekt‐ & Berufserfahrung

Sr. Payments Consultant
LEGO, Berlin
9/2024 – 9/2025 (1 Jahr, 1 Monat)
Handel
Tätigkeitszeitraum

9/2024 – 9/2025

Tätigkeitsbeschreibung

Assessed existing landscape and proposed improvements to increase payment authorization.
Assessed the settlement and reconciliation O2C process and proposed changes to increase automation.
Assessed the technical and functional solution and proposed changes to decrease unnecessary costs.

Eingesetzte Qualifikationen

Consultant, Projektmanagement (IT)

Product Manager
Commerzbank-Global Pay, Köln
3/2024 – 9/2024 (7 Monate)
Banken
Tätigkeitszeitraum

3/2024 – 9/2024

Tätigkeitsbeschreibung

I defined the newly introduced POS product requirements.
I coordinated implementation in Germany with the international team and the 3rd party vendors.
I educated the sales team on the product.

Eingesetzte Qualifikationen

Product Owner, Produktmanagement, Projektmanagement (IT)

Senior Partnership Manager
Booking.com, Amsterdam
10/2023 – 7/2024 (10 Monate)
Tourismus und Freizeitwirtschaft
Tätigkeitszeitraum

10/2023 – 7/2024

Tätigkeitsbeschreibung

I led the introduction of online payments in India.
I coordinated the RFP process.
I defined the project scope.

Eingesetzte Qualifikationen

Projektleitung / Teamleitung (IT)

Business Analyst - Marketplace Payments
OBI, Köln
10/2022 – 6/2023 (9 Monate)
Handel
Tätigkeitszeitraum

10/2022 – 6/2023

Tätigkeitsbeschreibung

- I consulted the product teams on the marketplace payments solutions.
- I defined and designed the marketplace payments solution.
- I designed the marketplace payments and financial reporting processes.

Eingesetzte Qualifikationen

Finanzierungsberatung, It-Beratung, Requirement Analyse

Payments Strategy Consultant
Dublin Airport Authority, Dublin
10/2022 – 1/2023 (4 Monate)
Luft- und Raumfahrtindustrie
Tätigkeitszeitraum

10/2022 – 1/2023

Tätigkeitsbeschreibung

As a consultant at Dublin Airport Authority:

- I assessed the existing payments organization, solutions and operational model.
- I generated a business assessment report.
- I consulted the daa management on the future of payments and recommended changes to increase conversion and reduce costs.

Eingesetzte Qualifikationen

Geschäftsfeldstrategie

Projektmanager Subscription and Billing Management
Axel Springer, Köln
7/2022 – 8/2022 (2 Monate)
Medienbranche
Tätigkeitszeitraum

7/2022 – 8/2022

Tätigkeitsbeschreibung

As a project manager with one of the start-ups at Axel Springer,

- I ran the RFP process to select a Subscription and Billing Management provider.
- I drafted all the Subscription and Billing Management product requirements.
- I analysed and assessed the shortlisted providers and recommended the one to be selected.

Eingesetzte Qualifikationen

Projektmanagement (IT)

Payments and Risk Product Owner
Wunderman Thompson, London
1/2022 – 10/2022 (10 Monate)
Medienbranche
Tätigkeitszeitraum

1/2022 – 10/2022

Tätigkeitsbeschreibung

As a consultant/interim product manager for a strategic project at Wunderman Thompson:

- I defined the payment strategy and selected the payment service provider.
- I defined and designed the payments business solution.
- I defined and designed the payments system landscape and processes.

Eingesetzte Qualifikationen

Product Owner

Payments Strategy Consultant
Mercedes-Benz Mobility AG, Stuttgart
9/2021 – 12/2021 (4 Monate)
Automobilindustrie
Tätigkeitszeitraum

9/2021 – 12/2021

Tätigkeitsbeschreibung

As a consultant with the Mercedes pay team, I have worked on Mercedes pay's own unified payment layer that connects globally more than 300 merchants to different PSPs.

- I assessed the future landscape of Mercedes pay's unified payment layer (internal technical gateway).
- I have conducted reviews of the existing payment solutions setups and processes, and recommended improvements.
- I have revised and documented new and existing payment methods integration processes.

Eingesetzte Qualifikationen

It-Beratung

Payments Product Manager
Riverty, Münster
6/2021 – 10/2021 (5 Monate)
Finanzdienstleister
Tätigkeitszeitraum

6/2021 – 10/2021

Tätigkeitsbeschreibung

As a marketplace payments solution consultant.

- I defined the requirements for Riverty to offer a payment and financial marketplace solution as a service and act as a PayFac.
- I assessed existing marketplace solutions like Stripe, Adyen and Payaut and defined their strengths and weaknesses.
- I consulted and advised Riverty's management based on my findings.

Eingesetzte Qualifikationen

Produktmanagement

Director Omnichannel Payments and SAP Consultancy (Festanstellung)
adidas, Herzogenaurach
4/2019 – 5/2021 (2 Jahre, 2 Monate)
Handel
Tätigkeitszeitraum

4/2019 – 5/2021

Tätigkeitsbeschreibung

Team lead for Payments and SAP consultants working on implementing different systems and backoffice processes across the adidas Sales Channels.

- I contributed to the success of adidas shift's to a product-led-organisation.
- I advised the leadership team on Payments and Financial system strategies.
- I ramped up and built the team to allow a smooth migration to the SAP S4 HANA.
- I contributed to the establishment of Payments SRE teams.
- I advised the leadership team on Payments and Financial system strategies.
- I introduced the internal Payments Orchestration Layer.
- I was accountable for the success of payment projects.

Eingesetzte Qualifikationen

Projektleitung / Teamleitung (IT)

Senior Project Manager and Payments Consultant (Festanstellung)
adidas, Herzogenaurach
8/2014 – 3/2019 (4 Jahre, 8 Monate)
Handel
Tätigkeitszeitraum

8/2014 – 3/2019

Tätigkeitsbeschreibung

Lead consultant and project manager for different payment initiatives in the area of eCom, retail POS and mPOS EFTs.

- I led RFPs and multimillion Euro projects for selection, integration and implementation of different payment and fraud providers (Adyen, Stripe, ACI, Feedzai, Cybersource, ACI,etc..) in the adidas landscape.
- I designed the payments and fraud end-to-end processes and integrations across channels and systems.
- I designed a fully automated settlement and financial reconciliation processes.

Eingesetzte Qualifikationen

It-Beratung, Projektmanagement

Information Technology Consultant - Retail Technology & Innovation (Festanstellung)
adidas, Herzogenaurach
7/2008 – 7/2014 (6 Jahre, 1 Monat)
Handel
Tätigkeitszeitraum

7/2008 – 7/2014

Tätigkeitsbeschreibung

Consultant and researcher for new Brick & Mortar stores technologies.

- I led the research and the introduction of mobile devices, mPOS, digital signage and heat map solutions in the physical stores.
- I led the introduction of a new Network concept that allows higher security and the offering of internet to the customers in the physical stores.
- I monitored and prototyped emerging digital technologies.

Eingesetzte Qualifikationen

It-Beratung, Projektmanagement (IT)

Zertifikate

Stripe Certified Associate Architect
2026

Ausbildung

Computer and Communication Engineering
Bachelor of Engineering
2008
Sarba

Über mich

I have extensive experience working as a Project Manager, Business Analyst/Architect, Product Manager/Product Owner, and Team Lead on both B2C and B2B payment projects.

I bring strong hands-on experience and expertise in:

Running RFP processes for the selection of Payment Service Providers (PSPs), subscription and billing platforms, including creating longlists and shortlists, applying procurement best practices, evaluating vendors, and communicating final recommendations.

Negotiating contracts with PSPs, acquiring banks (acquirers), and fraud solution providers, covering transaction pricing, API response times, support models, Service Level Agreements (SLAs), Data Processing Agreements (DPAs for GDPR compliance), and PCI-DSS compliance.

Leading end-to-end payment projects from initiation to go-live, including scope definition, solution design, implementation, QA testing, rollout monitoring, daily and weekly reporting, as well as stakeholder and escalation management.

Designing end-to-end payment solutions for e-commerce platforms as well as physical, offline retail (POS) environments.

Building marketplace payment solutions that connect merchants, sellers, and buyers on a single platform, including automated payment splitting, seller payouts, and reporting.

Designing and integrating payment systems across the full payment journey, including online and in-store checkout, payment authorization and fraud management, shipping and settlement (capture), returns and refunds, chargeback handling, financial reporting, and data analytics.

Developing mobile POS (mPOS) solutions that can operate as a primary or backup checkout system for retail stores.

Automating billing and reconciliation processes, including receiving settlement files from PSPs or acquirers and reconciling them against open invoices and financial records in finance systems such as SAP FI, with minimal manual intervention.

Setting up and training payment support and operations teams.

Advising payment analytics teams on sourcing and structuring raw transaction data from third-party payment providers.

Persönliche Daten

Sprache
  • Englisch (Muttersprache)
  • Deutsch (Gut)
  • Französisch (Grundkenntnisse)
Reisebereitschaft
Weltweit
Arbeitserlaubnis
  • Europäische Union
Profilaufrufe
2434
Alter
40
Berufserfahrung
17 Jahre und 8 Monate (seit 07/2008)
Projektleitung
5 Jahre

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