Amsterdam | Full-time | Hybrid

Marktplaats in the Netherlands, and 2dehands and 2ememain in Belgium, are part of Adevinta, a global online classifieds specialist. The three brands are hosted on a multi-tenant platform operated from our Amsterdam location, and are leading players in the classifieds space across the Benelux region.

We offer consumers the opportunity to trade their pre-loved products and contribute to a greener, circular economy. We also empower businesses of all sizes, from the smallest hobbyist to the biggest brands, to showcase their goods and services online to over 11 million monthly unique users.

This role sits within the Seller Growth Team, part of our SMB organization, responsible for designing and scaling commercial models and partnerships that help entrepreneurs succeed on our platform.

A growing share of our SMB revenue is generated through API integrations, SaaS platforms, and partner ecosystems that enable sellers to automate listings, manage inventory, and scale their business on Marktplaats.

Our mission is to transform these integrations into a structured growth channel, enabling sellers to seamlessly advertise, sell, and grow through connected tools and platforms.

We work closely with Product, Sales, Marketing, Data, and Technology teams to design scalable partner programs, joint propositions, and ecosystem-driven growth strategies.

As Commercial Partner Manager – API & SaaS Ecosystem, you will own and grow Marktplaats’ ecosystem of integration partners, including aggregators, SaaS providers, webshop platforms, and marketing agencies.

These partners play a crucial role in enabling sellers to automate their operations and scale their business on Marktplaats. Your mission is to turn this partner landscape into a structured commercial growth engine that accelerates seller acquisition, adoption of new propositions, and long-term platform revenue.

You will define the partner strategy, segmentation, and commercial frameworks, and work closely with internal teams to ensure our platform capabilities, pricing models, and go-to-market initiatives are effectively enabled through partners.

This is a highly cross-functional role that sits at the intersection of commerce, product, and technology, combining strategic ecosystem thinking with hands-on partner management.

• Define the strategy and roadmap for Marktplaats’ API and SaaS partner ecosystem, including aggregators, webshop platforms, and integration partners. (e.g., Shopify, Channable, CycleSoftware, ISN).

• Segment and prioritize partners based on strategic value, seller reach, and growth potential.

• Build and manage relationships with key partners to drive joint growth initiatives.
  

• Develop joint business plans with strategic partners to accelerate seller acquisition and revenue growth.
  Design partner propositions that enable adoption of Marktplaats monetization models, including subscriptions, performance-based pricing, and transactions.

• Identify opportunities for co-selling, co-marketing, and ecosystem-driven GTM initiatives.
  

• Collaborate with Product and Technology teams to ensure partner needs are reflected in API capabilities and platform roadmaps.

• Support the development of scalable integrations that simplify seller onboarding and automation.

• Act as the bridge between partner needs and internal product development.
  

• Track and analyze partner-driven performance across revenue, seller acquisition, listings volume, and adoption of new propositions.

• Establish dashboards and KPIs to measure partner impact and identify growth opportunities.

• Continuously optimize the partner ecosystem through data-driven insights.
  

• Work closely with Sales and Marketing teams to enable partner-led acquisition and seller growth.
  Support GTM strategies for new commercial models through partner channels.

• Represent the partner ecosystem in strategic discussions across Product, Commercial, and Leadership teams.

• 5+ years of experience in partnership management, business development, platform ecosystems, or commercial strategy, ideally in a marketplace, SaaS, or platform environment.

• Strong understanding of API ecosystems, integrations, or SaaS platforms and how they enable automation and scale for businesses.

• Proven ability to build and grow strategic partnerships that drive measurable business impact.

• Highly analytical and data-driven, able to translate performance insights into commercial opportunities.

• Excellent communication and storytelling skills, capable of influencing stakeholders across commercial and product organizations.

• Naturally collaborative and able to operate effectively in cross-functional environments.

• Entrepreneurial and proactive, comfortable navigating ambiguity and building new initiatives from the ground up.

• Fluent in Dutch and English.

Benefits
Life at Marktplaats comes with its perks! Our colleagues enjoy the following benefits:
* 💸 Attractive Base Salary
* 🏆 Participation in our Short-Term Incentive Plan (Annual Bonus)
* ❤️ Employee Assistance Program: 24/7 support for you and your family
* 🌱 Collaborative Culture: “Win together, lose together” is one of our key behaviours. You’ll be part of a supportive, growth-minded environment.


Ask our recruiters to tell you more! ✨
Equal Opportunity Statement
Marktplaats is an equal opportunity employer, and we value diversity. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, or disability status.
If you feel you don’t meet all of the listed requirements but are still excited about this role, we encourage you to apply anyway! Research shows that candidates from underrepresented groups sometimes self-select out, we’re interested in your potential as much as your experience.