Customer Success Manager – Media Buyers

Kayzen

Customer Success Manager responsible for client relations and campaign strategies in mobile advertising. Joining Kayzen’s international team to optimize digital advertising solutions.

Posted 7/19/2026full-timeRemote • 🇩🇪 GermanyJuniorMid-LevelWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in client success management, leveraging strong analytical skills to optimize performance-driven web campaigns. Proficient in utilizing digital advertising platforms and maintaining detailed documentation to drive strategic growth and enhance client relationships.

Highest-signal resume keywords

Client Success ManagementDigital Advertising PlatformsAnalytical SkillsProactive MindsetCampaign Optimization

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Performance-Driven Web ManagementData AnalysisProcess DevelopmentCampaign StrategyTroubleshooting

Soft Skills

Attention to DetailCollaborationIndependent WorkProblem-Solving

Tools & Technologies

Hubspot

Industry Keywords

Programmatic AdvertisingDigital AdvertisingClient EngagementQuarterly Business ReviewsMarket Intelligence

About the role

Key responsibilities & impact

Form a deep understanding of the client’s business & goals
Provide DSP advisory and strategic consultation from the onboarding phase
Maintain detailed internal documentation of client information (Hubspot), interactions (call notes), feature requests (product wishlist), and campaign strategies
Conduct engaging and informative Quarterly Business Reviews focusing on learnings, growth opportunities, and evangelizing on product roadmap
Co-manage and optimize campaigns with the Client or Trading team, analyzing aggregate performance and log-level data to improve strategies.
Report on account progress weekly / bi-weekly to internal and external stakeholders (client, PSS Lead, Product teams, etc)
Set and achieve monthly and quarterly growth and milestone targets together with your Team Lead.
Owning end-to-end client success and results through proactive optimizations, troubleshooting, and coordination
Proactively identify and address emerging client needs
Work closely with the product team on enhancements based on client feedback.
Efficiently troubleshoot issues and communicate them to the product and technical teams
Provide regular feedback to management about client needs, market & competitor intelligence

Requirements

What you’ll need

2+ years of experience managing performance-driven web clients – must-have.
Hands-on experience with programmatic or digital advertising platforms.
Proven ability to build and drive processes that truly move the needle for clients.
Capable of working independently and collaboratively
Strong analytical skills: able to dig into data, spot trends, and turn insights into action.
A proactive mindset: you’re comfortable tackling challenges and finding solutions quickly.
Attention to detail

Benefits

Comp & perks

Exceptional career growth and learning opportunity
A unique opportunity to be part of an experienced team of industry experts and entrepreneurs who bring massive change to the Adtech market
Direct, day-to-day work experience with the management
A fun, driven, and multinational team located across Germany, India, UK, Argentina, Ukraine, Turkey, Spain and many more countries
A flexible work-from-home arrangement
A 500-dollar home-office setup budget
A 1000-dollar annual learning and development budget