Warsaw, Masovian Voivodeship, Poland · Remote OK
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 performa…
Skills: Account management, Customer success, Portfolio management, Data-driven decision making, SaaS
Warsaw, Masovian Voivodeship, Poland · Hybrid
WHAT IS BOX Box (NYSE:BOX) is the leader in Intelligent Content Management. Our platform enables organizations to fuel collaboration, manage the entire content lifecycle, secure critical content, and transform business w…
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Warsaw, Masovian Voivodeship, Poland · Hybrid
What is Box? Box (NYSE:BOX) is the leader in Intelligent Content Management. Our platform enables organizations to fuel collaboration, manage the entire content lifecycle, secure critical content, and transform business …
Skills: Javascript, React, Nextjs, HTML, CSS/SASS
Warsaw, Masovian Voivodeship, Poland · Hybrid
Twój zakres obowiązków: •Projektowanie i wdrażanie programów grywalizacyjnych wspierających realizację celów sprzedażowych. •Wdrażanie rozwiązań podnoszących efektywność Doradców Klienta. •Analizowanie wpływów działań gr…
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Warsaw, Masovian Voivodeship, Poland · Hybrid
Szukamy lidera, który będzie odpowiadać za rozwój i rentowność portfolio produktów pożyczkowych i ubezpieczeniowych. To strategiczna rola łącząca zarządzanie produktem, doświadczeniem klienta, marketingiem oraz rozwojem …
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Warsaw, Masovian Voivodeship, Poland · Hybrid
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Skills: Banking products knowledge, Digital sales processes, Data analysis, MS Office, Stakeholder communication
Warsaw, Masovian Voivodeship, Poland · Hybrid
ul. Żubra 1 / praca hybrydowa / umowa o pracę Pracując na tym stanowisku, będziesz działać w Centrum Bankowości Prywatnej, które tworzy i rozwija rozwiązania wspierające klientów i biznes. Twoim celem będzie prowadzenie …
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Warsaw, Masovian Voivodeship, Poland · On-site
Marketing & Business Development Specialist Do zespołu Marketing & Business Development w Dentons poszukujemy osoby, która chce rozwijać swoje kompetencje w obszarze marketingu, komunikacji oraz business development w mi…
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Pune, Maharashtra, India · Hybrid
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At Roche you can show up as yourself, embraced for the unique qualities you bring. Our culture encourages personal expression, open dialogue, and genuine connections, where you are valued, accepted and respected for who …
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Warsaw, Masovian Voivodeship, Poland · Hybrid
Publication date : Jul 27, 2026, 12:00AM Contract duration : Jesteśmy zgraną paczką ludzi, którzy wierzą w to, co robią. Wiemy, dlaczego robimy Orange Flex i dokąd zmierzamy. Pracujemy w dobrej atmosferze, pomagamy sobie…
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Warsaw, Masovian Voivodeship, Poland · On-site
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Warsaw, Masovian Voivodeship, Poland · Remote OK
RiseGuide – це expert-powered self-improvement застосунок для тих, хто хоче стати найкращою версією себе. Ми будуємо microlearning продукт на інсайтах і принципах видатних рольових моделей. Наші користувачі розвивають ха…
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Warsaw, Masovian Voivodeship, Poland · On-site
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Warsaw, Masovian Voivodeship, Poland · On-site
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Warsaw, Masovian Voivodeship, Poland · Remote OK
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Skills: Motion Graphics, Adobe After Effects, Adobe Photoshop, Adobe Illustrator, Short-form Video
Warsaw, Masovian Voivodeship, Poland · Hybrid
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Welcome to Haleon. We’re a purpose-driven, world-class consumer company putting everyday health in the hands of millions. In just three years since our launch, we’ve grown, evolved and are now entering an exciting new ch…
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Warsaw, Masovian Voivodeship, Poland · Hybrid
Adlook merges the art of programmatic advertising with the science of technology, drawing on deep learning to develop impactful and privacy-dedicated solutions. As (Senior) Programmatic Specialist, you will be responsibl…
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Warsaw, Masovian Voivodeship, Poland · On-site
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Warsaw, Masovian Voivodeship, Poland · Hybrid
O stanowisku: Jako Client Development Associate w Adlook będziesz wspierać realizację kampanii digitalowych - od identyfikowania możliwości rozwoju współpracy z klientami po analizę wyników i rekomendacje po zakończeniu …
Skills: Programmatic advertising, DSP platforms, Campaign management, Data analysis, Client relationship management
Warsaw, Masovian Voivodeship, Poland · On-site
About The Role If you'd rather build the system that runs growth than run growth campaigns by hand, keep reading. We are looking for an engineer who wants to sit inside a marketing team and build the infrastructure that …
Skills: Growth Engineering, Marketing Automation, AI Agent Development, Instrumentation, Experimentation Infrastructure
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Manage and scale a portfolio of 200-300+ clients through data-driven segmentation and proactive engagement. Drive commercial growth by proposing budget and optimization strategies while providing high-touch support and resolving technical inquiries.
Requires 3+ years of experience in Customer Success, Account Management, or Portfolio Management within a tech or SaaS environment. Candidates must possess strong analytical skills and fluency in both English and Polish.
Location: [Poland]
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.
Strategically manage and scale a portfolio of 200-300+ clients through data-driven segmentation, prioritization, and proactive engagement.
Own the health of your client portfolio, acting on early churn-risk signals (e.g., declining spend, disengagement) to ensure high retention and reactivate paused accounts.
Drive commercial growth by proactively proposing budget and optimization strategy changes based on campaign performance
Deliver high-touch support for top-tier clients, including regular strategic meetings, while developing scaled, automated communication for the broader customer base.
Act as the voice of the customer by gathering product feedback and identifying opportunities for case studies to share with marketing and product teams.
Provide essential day-to-day client support, resolving inquiries directly and escalating complex technical or integration issues to the appropriate internal teams.
3+ years of experience in Customer Success, Account Management, or Portfolio Management within a SaaS, tech company, or fast-growing startup environment.
Proven experience in managing a large portfolio of clients (ideally 100+ accounts) and handling onboarding, retention, and expansion.
Strong analytical and data-driven mindset with a focus on metrics like churn, retention, and upsell.
Practical knowledge of CRM tools, automation workflows, and a proactive approach to using AI tools to optimize daily work.
Fluency in English & Polish (minimum B2/C1) is required for daily collaboration with international clients.
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.
RTB House is a next-generation performance DSP that uses proprietary Deep Learning AI algorithms to help brands grow.
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.
Offices: Puławska 182, IO-1, Warsaw, Poland 02-670, PL · 33 E 33rd St, 6th Flooe, New York, 11006, US · 83 Morse St, Workbar Building 6, Boston, Massachusetts 02062, US · Avenida Brigadeiro Faria Lima 1336, cj 82 Jardim Paulistano, São Paulo, Sao Paulo 01451-001, BR · 138-142 Holborn, 3 Waterhouse Square, London, England EC1N 2SW, GB
There are currently 600 open marketing positions in Warsaw, Poland listed on Clera. New openings are added daily as companies post roles.
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