Join Sellpy in a role that combines data, market insights and hands-on execution to drive growth in the Polish market 💙

Sellpy’s vision is to empower everyone to live circularly. We believe that every item deserves a second life, and we see huge financial, social and environmental value in making sure this happens. We look for those who share this vision and have the grit to tackle the challenges of building a circular future.

Market Development Manager Poland at Sellpy

As our Market Development Manager for Poland, you will play a key role in driving growth and commercial performance in the Polish market. Working closely with the General Manager, you will identify opportunities, support local initiatives, and turn insights into action.

Combining analytical thinking with hands-on execution, you will work with data, customer insights, and local market trends to improve the experience for both buyers and sellers. Together with teams across Marketing, Product, Analytics, Customer Support and Operations, you will help shape Sellpy’s growth in Poland.

In short, you will:

• Analyse market performance and identify opportunities across acquisition, retention and customer experience.

• Monitor key commercial KPIs and turn insights into actionable recommendations.

• Define, brief, and execute local growth initiatives, campaigns and market activations in collaboration with central channel teams and local partners.

• Improve seller acquisition, retention and assortment quality through data-driven initiatives.

• Support demand-side growth by improving assortment visibility and local customer engagement.

• Collaborate with cross-functional teams to improve the buyer and seller experience.

• Represent the Polish market and bring local insights into cross-functional discussions and decision-making.

We use:

• Google Workspace (Sheets, Slides, Docs)

• GA4

• Looker

• SQL / BigQuery

Requirements:

• 3–5 years of experience in Marketing, Commercial, Growth or a similar role.

• Bachelor's or Master's degree in Business, Marketing, Economics or a related field.

• Strong analytical skills and experience working with KPIs, business performance and commercial decision-making.

• Positive energy and motivation to try new approaches and tackle things head-on

• Proven ability to drive projects independently and collaborate across teams.

• Experience translating data and insights into business actions.

• Fluent Polish, both written and spoken.

• Written and spoken fluency in English, as this is our company language.

We’d be impressed if you have:

• Experience from e-commerce, marketplaces or other digital consumer businesses.

You get to:

• Be part of a tech-minded company that's driving the change towards a sustainable lifestyle. In return, you will get direction, energy, and work on meaningful challenges daily.

• Enjoy a vibrant office culture at our Berlin office, balanced with hands-on experience at our production sites.

• Work with highly skilled and motivated colleagues

• Gain new skills with unlimited access to a learning platform

• 30 vacation days per year

• Enjoy Sellpy credits and staff discounts at Sellpy and the H&M brands (Arket, COS, Other Stories, Weekday and more).

• Engagement in Sellpy’s social traditions with game nights, interactive planning days, guest speakers and other activities.

Location

On-site collaboration at our core, supported by a flexible hybrid setup on set days. This specific role is based at our Berlin office.

Hybrid work

We value being together. After an on-site onboarding, we aim for a balanced office presence, with flexibility based on your team and tasks.

Form of employment: Full-time, permanent position (including a probationary period)

Start: As agreed upon