Graphic Designer (Key Customers)

rtbhouse Open · verified Aug 22, 2026

Warsaw Mid-level Graphic Design

Mid-level Graphic Design role at rtbhouse. Warsaw.

Role brief

Growth Roles summary, based on the employer's posting.

What you'll do

Create static and animated banners for digital advertising campaigns
Help develop new technology-marketing solutions with the design team
Work with sales, customer service, and technical colleagues on client projects
Keep each customer's visual style consistent across campaign materials

What you bring

Hands-on background in designing digital ads and strong visual judgment
Working knowledge of Adobe Creative Cloud, particularly Photoshop
Polish fluency and very good English communication
Basic HTML5, CSS3, and JavaScript knowledge, plus familiarity with Adobe Animate
Organized, collaborative, detail-focused, and open to learning new technologies

Who this fits

You’ll suit a mid-level design role focused on key customers, branded advertising, and digital campaign production. The position is based in Poland and involves close work with internal sales, customer service, and technical teams. B2B or contract-of-mandate arrangements are available, with flexible cooperation terms. Key Visual, After Effects, Premiere Pro, and animation experience are additional advantages.

From the employer

Location: Poland

We Are:

RTB House is a next-generation performance demand-side platform (DSP) that uses proprietary Deep Learning AI algorithms to help brands grow. The company is the market leader in driving performance using Deep Learning across the entire purchase funnel.

Founded in 2012 and now operating in 90+ markets, RTB House has always been private-by-design. It embraces first-party advertising and a relentless approach to innovation. RTB House offers end-to-end Deep Learning-powered AdTech products and solutions to maximize conversion, drive new customer acquisition, create engagement, and fuel long-term demand for a global base of clients.

In 2026, RTB House launched rtb.com, a self-service platform specifically designed to allow small and medium-sized businesses and agencies to deploy auto-built creatives and maximize performance on any budget.

Join our graphic design team working with key clients, where you'll have the opportunity to shape strong brand identities through creative and visually compelling ad campaigns.

You Will:

Design and create advertising banners for digital campaigns (static and animated);
Co-create new solutions in the area of technological marketing;
Collaborate closely with internal sales, customer service, and technical departments;
Ensure consistency of customers' visual identity across all materials.

Desired Experience:

Solid experience in digital advertising design;
Proficiency in Adobe Creative Cloud, especially Photoshop;
Fluency in Polish and very good command of English;
Basic knowledge of HTML5, CSS3, and JavaScript;
Familiarity with Adobe Animate;
Strong sense of aesthetics and attention to detail in all design work;
Creative approach and ability to propose fresh ideas;
Good communication skills and openness to working with internal teams;
Well-organized, with good time management and teamwork skills;
Positive, energetic attitude and willingness to learn new technologies
Nice to have: experience with Key Visual creation (portfolio welcome), animation skills in After Effects and Premiere Pro.

We Offer:

Participation in designing innovative solutions in the area of technological marketing;
Stable, long-term cooperation based on a B2B contract or contract of mandate;
Flexible cooperation arrangements;
Opportunity to gain experience in the field of RTB - the fastest growing, thriving area of online advertising;
Participation in a project unique on the international market;
Creating advertising creations for top brands.

Apply now!

You don't need to tick every box to apply. If you are passionate about digital marketing, send us your CV, and we'll review it.