Client Success Manager

We’re looking for a Client Success Manager to join our team in Toronto and play a key role in shaping the future of neuro-contextual advertising at a global scale. Who We Are Seedtag is the leading Neuro-Contextual Advertising Company. We are redefining how advertising works in a privacy-first world by moving beyond keywords and cookies, towards understanding human emotion, intent, and context. Powered by advanced AI and neuroscience, our proprietary technology, Liz, delivers a deep, human-like understanding of content and attention. This enables brands to connect with audiences at the right moment, in the right mindset, with ads that are relevant, engaging, and respectful of the user experience. Founded in 2014 by two ex-Googlers, Seedtag has grown into a global company with 500+ Seedtaggers across 17 countries, backed by €250M in funding, and expanding rapidly across the open web and Connected TV. We’re not just building technology, we’re rewriting the rules of advertising. Your Challenge As Client Success Manager, You Will During campaigns, design strategies to provide “Next Best Action” for clients that leverage upselling strategies that can improve campaign performance - new products, channels, audience targeting, etc. Initiate and execute client campaigns by agreed-upon timelines and budgets in partnership with the Ad Operations team. Respond to client inquiries and coordinate internal responses on time. Track pod retention rate and campaign success metrics (should aim for >90% KPI attainment). Achieve Quarterly Incremental Revenue Goals for key accounts inside the book of responsibility. Ensure clients receive regular campaign performance reports with detailed metrics and additional insights as per their preferences [e.g., weekly, monthly]. Monitor campaign performance regularly and make necessary adjustments in partnership with the Ad Operations team. Keep clients informed of any changes or issues affecting their campaigns promptly and professionally. Conduct post-campaign analysis within one week of campaign completion to identify areas for improvement. Escalate unresolved issues to senior management or Adops as necessary, summarising the problem and attempted solutions. Hold regular team meetings with necessary stakeholders outside to discuss client accounts, share updates, and collaborate on strategies. Leverage internal tools [e.g., Salesforce, Slack, Jira, etc.] for efficient internal communication and task management. Maintain a high customer satisfaction score. What You’ll Need to Succeed You have 2-3+ years of Media, Advertising or Technology experience in a sales, marketing or support role, including internships. You understand key consumer trends with a focus on digital advertising, privacy and programmatic. You have assisted in executing either direct-sold or programmatic advertising campaigns You have basic knowledge of DSP and SSP platforms and partners such as DV360, The Trade Desk, LiveRamp, etc. You are proficient in Excel and regularly analyse data to generate insights and applicable learnings. You excel at building strong relationships with clients, with communication skills being one of your top attributes. You have a proven track record of client retention and growth You have strong relationships with key agencies and clients. You are adaptive, organised, and analytical, regularly relying on your resourcefulness to arrive at solutions to ever-arising problems. Why Join Seedtag? This is a defining moment to join Seedtag, a company that combines scale, ambition, and soul. Growth & Opportunity: Accelerated, hands-on development with real ownership, global projects, and internal mobility. Flexibility: We trust you to balance work and life with flexible schedules and a hybrid model; work from home, the office, or wherever you do your best work. Learning & Development: Access to ODILO online learning, continuous training, and optional English or Spanish group classes. Culture that Cares: Well-being is part of how we work, supported by initiatives like SeedDay, Digital Disconnection, and team-building moments. Connection & Fun: Global events, offsites, celebrations, and a strong sense of belonging across all Seedtag locations. Ready to Join the Seedtag Universe? If you’re looking for a place where technology has soul, where ideas turn into impact, and where people truly come first, welcome to Seedtag. At Seedtag, we foster an inclusive environment where everyone can thrive. We welcome diverse perspectives, as they fuel our innovation and growth. If you require any accommodations during the hiring process, please let us know. We’re committed to ensuring a positive and accessible experience. Send us your CV and let’s build the future of advertising together. #MakeItHappen #OneTeamOneDream #ILoveSeedtag #DreamBig

As a Client Success Manager, you will design strategies to improve campaign performance and execute client campaigns in partnership with the Ad Operations team. You will also track campaign success metrics, ensure client satisfaction, and conduct post-campaign analyses.

Candidates should have 2-3+ years of experience in media, advertising, or technology, with a focus on digital advertising and programmatic campaigns. Strong communication skills and a proven track record of client retention and growth are essential.

• Flexible Schedules • Hybrid Model • Online Learning Access • Continuous Training • Team-Building Initiatives

Identified from the job description. Confirm important requirements above.

• Media
• Advertising
• Technology
• Sales
• Marketing
• Support
• Digital Advertising
• Programmatic
• DSP
• SSP
• Excel
• Client Retention
• Analytical
• Communication
• Relationship Building
• Problem Solving

• Marketing
• Customer Service & Support
• Sales
• Technology

Minimum experience

2+ years

Apply by

Aug 16, 2026

Posting language

English

Working hours

40 hours per week

Seniority

Entry level