Inbound & Outbound Sales Internship at Fast‑Growing Startup

About the role

Join Monday Merch, a fast‑growing merchandising startup in the heart of Rotterdam, as an Inbound & Outbound Sales Intern. You will support both qualifying inbound leads and outbound prospecting, working on real B2B projects ranging from €3,000 to €100,000.

Key responsibilities

• Act as the first point of contact for new B2B prospects, qualifying inbound inquiries.
• Research and build target lists of potential B2B customers.
• Conduct outbound outreach via email, LinkedIn and other channels.
• Prepare sales materials such as merch concepts and guides to support follow‑ups.
• Assist the sales team in managing merch projects and identifying strong opportunities.

Required profile

• Passion for sales, customer service or marketing; prior experience not required.
• Enthusiastic communicator, both on phone and email.
• Highly organized and able to work in a structured manner.
• Currently studying or recently graduated (any field).
• Fluent in English; additional languages (Dutch, German, French) are a plus.
• Available for a 5‑6 month internship starting July‑October 2026.

What we offer

• Internship allowance of €550 per month.
• Opportunity to stay on after the internship.
• Modern office with sea‑view, MacBook, external screen and headphones.
• Free office lunch and company merch.
• Young, international team in a top‑ranked Dutch startup.