Marketing Assistant (m/f/d) - Hamburg

ConnectAd is a European, independent Supply-Side Platform built for efficiency, transparency, and long-term value creation. As a boutique challenger in the programmatic ecosystem, we focus on delivering high-quality supply and maximising revenue for our publisher partners, without unnecessary complexity or excessive take rates. We work closely with publishers, agencies, advertisers, and technology partners to build efficient programmatic marketplaces that prioritise performance, transparency, and sustainable growth.

We are looking for a Market Assistant to join our Hamburg office and support ConnectAd's regional marketing activities, event presence, and partner communications. This is a creative, highly organized role centred on coordinating trade shows, crafting compelling presentations, and aligning marketing efforts directly with our supply and demand partners. It is a fantastic entry point to build a career in B2B marketing, event management, or partner relations within the digital advertising industry.

• →Own the planning, logistics, and on-site execution of trade shows, industry events (such as DMEXCO or d3con), and local partner gatherings.
• →Create, design, and update high-quality sales decks, partner presentations, and marketing collateral using PowerPoint, Google Slides, or other design tools.
• →Coordinate joint marketing initiatives (co-marketing) with our publisher and demand partners, such as newsletters, case studies, or shared announcements.
• →Support ConnectAd's general B2B marketing communications, including local updates, social media posts, and localized content.
• →Assist the Hamburg-based commercial team with organizational marketing tasks, scheduling, and preparing materials for high-priority partner meetings.

• On-time, well-executed delivery of trade shows and industry events.
• Quality and turnaround time of sales decks, presentations, and marketing collateral.
• Number and consistency of co-marketing initiatives delivered with partners.
• Reach and engagement of B2B marketing communications and content.
• Feedback from the commercial team on organizational and administrative support.

• First experience or training in Marketing, Event Management, Communications, or a related field (relevant internships are highly valued).
• Excellent organizational skills with a talent for handling logistics, event planning, and multi-tasking.
• A strong eye for design and layout, with proficiency in presentation tools (PowerPoint, Google Slides) or basic design software (Canva, etc.).
• Professional fluency in German (C1 level or above) and English (C1 level or above), both written and spoken.
• Strong interpersonal skills — you enjoy reaching out to partners, coordinating with external vendors, and representing our brand.
• An interest in the digital media and programmatic advertising landscape.
• Location in or willingness to relocate to the Hamburg area.

• Prior experience coordinating trade show booths, promotional materials, or corporate events.
• Basic understanding of B2B marketing principles.
• An additional European language at a B2 level or above.
• Basic knowledge of programmatic advertising and familiarity with the AdTech ecosystem.
• Prior experience working within digital advertising, media agencies, or technology platforms.