Recommended expert
Marc Hammerschmidt
Head of Programmatic
Experience
Aug 2023 - Sep 2025
2 years 2 monthsHead of Programmatic
WeightWatchers
- Responsible for global programmatic buying (USD 40M media budget p.a.) with a team of five, successfully bringing eight markets in-house
- Developed budget allocation and conversion optimization recommendations based on KPI analysis: +25% sign-ups with only +9% budget, -15% CAC
- Defined and tracked success KPIs (e.g., conversion rate, LTV:CAC) and built scalable reporting and testing structures (playbooks, A/B frameworks, automated pipelines in Python, Looker, Google Analytics)
Mar 2022 - Jul 2023
1 year 5 monthsMarket Lead Acquisition DE/CH (Interim Performance Lead)
WeightWatchers
- Advised and managed cross-channel media strategy (TV, search, social, programmatic, affiliate) with a focus on data-driven optimization
- Achieved 35% efficiency gains YoY (LTV:CAC), 20× growth in online video (OLV), and top TV KPIs globally
- Advised and coordinated internal stakeholders (website, creative, CRM) and external partners (Meta, TikTok, Pinterest, Outbrain, The Trade Desk)
- Saved over €100,000 per quarter by consolidating paid social at the global agency level and bringing Criteo (DSP) in-house
Sep 2020 - Feb 2022
1 year 6 monthsDigital Product Manager
Wolters Kluwer
- Led product and business development for an AI-based SaaS product in IP management
- Developed the business case, product vision, and market validation
- Managed the portfolio of digital solutions in the IP space
May 2010 - Aug 2020
10 years 4 monthsCo-Founder, CTO & CFO
Cognac-Expert
- Built an international, profitable e-commerce platform selling in over 30 markets and developed scalable commerce structures
- Scaled in a 100% KPI-driven environment with an average 100% YoY growth
- Established three autonomous teams (product, finance, operations) and introduced agile product management (Kanban, CI/CD, Git)
- Implemented marketing optimizations, internationalization, and automation
Apr 2009 - Aug 2012
3 years 5 monthsProduct Owner & Lead UX Manager
Billiger-Mietwagen
- Led an interdisciplinary team for data-driven conversion and UX optimization (+45% conversion rate increase) with Google Analytics
- Introduced systematic product development (Agile, Jira, Confluence) and process optimizations for customer service and billing
- Worked closely with marketing (SEO, SEA, CRM) and business development to drive growth
Summary
I am an expert in KPI-driven management of digital sales and marketing processes with two decades of experience at the intersection of product, data, and technology. I advise companies on building strategic frameworks and decision-making processes for measurable, profitable growth.
Skills
Mindset
- Analytical
- Growth-oriented
- Hands-on
- Entrepreneurial
- Agile ("Fail Fast")
Marketing & Analytics
- Bi Reporting And Performance Dashboards (Google Analytics, Excel, Google Looker & Data Studio)
- Defining And Tracking Key Success Kpis (Cac, Ltv:cac, Conversion Rate)
- Analyzing Optimization Opportunities (Ux, Customer Journeys, Conversion Funnel)
- Increasing Conversions And Revenue (E.g., Through A/b And Incremental Testing)
Leadership & Management
- Project Management And Leadership
- Strategic Consulting
- Creating Management Reports
- Certified Product Owner & Scrum Master (Psm I / Pspo I)
Languages
German
NativeEnglish
AdvancedSpanish
ElementaryEducation
Oct 2005 - Jun 2008
Fresenius University of Applied Sciences
Diploma · Media Economics · Idstein, Germany
Certifications & licenses
Certified Product Owner & Scrum Master (PSM I / PSPO I)
Profile
Created
Last Update
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Frequently asked questions
Do you have questions? Here you can find further information.
Where is Marc based?
Marc is based in Cologne, Germany and can operate in on-site, hybrid, and remote work models.
What languages does Marc speak?
Marc speaks the following languages: German (Native), English (Advanced), Spanish (Elementary).
How many years of experience does Marc have?
Marc has at least 16 years of experience. During this time, Marc has worked in at least 5 different roles and for 4 different companies. The average length of individual experience is 3 years and 3 months. Note that Marc may not have shared all experience and actually has more experience.
What roles would Marc be best suited for?
Based on recent experience, Marc would be well-suited for roles such as: Head of Programmatic, Market Lead Acquisition DE/CH (Interim Performance Lead), Digital Product Manager.
What is Marc's latest experience?
Marc's most recent position is Head of Programmatic at WeightWatchers.
What companies has Marc worked for in recent years?
In recent years, Marc has worked for WeightWatchers and Wolters Kluwer.
Which industries is Marc most experienced in?
Marc is most experienced in industries like Food and Beverage, Retail, and Healthcare. Marc also has some experience in Automotive, Tourism and Hospitality, and Information Technology (IT).
Which business areas is Marc most experienced in?
Marc is most experienced in business areas like Information Technology (IT), Finance, and Operations. Marc also has some experience in Marketing and Product Development.
Which industries has Marc worked in recently?
Marc has recently worked in industries like Healthcare and Information Technology (IT).
Which business areas has Marc worked in recently?
Marc has recently worked in business areas like Marketing and Product Development.
What is Marc's education?
Marc attended Fresenius University of Applied Sciences for Media Economics.
Does Marc have any certificates?
Marc has 1 certificate: Certified Product Owner & Scrum Master (PSM I / PSPO I).
What is the availability of Marc?
Marc is immediately available full-time for suitable projects.
What is the rate of Marc?
Marc'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 Marc?
To hire Marc, 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.
1000
750
500
250
Market avg: 770-930 €
Market avg: 770-930 €
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.
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