Customer Success Manager – Media Buying

🕒 December 17, 2025

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Kayzen

WebsiteLinkedInAll Job Openings

51 - 200 employees

☁️ SaaS

🤝 B2B

💰 $4M Seed Round on 2020-01

Advertising • SaaS • B2B

Kayzen is a leading mobile programmatic advertising company, specializing in providing in-house mobile bidding technology. Built from the ground up, Kayzen empowers advertisers, app developers, agencies, and media buyers to run programmatic campaigns with full transparency and control over data. With solutions tailored for SKAdNetwork, user acquisition, and retargeting, Kayzen offers advanced optimization strategies and insights. Its platform is known for superior data sharing, privacy, and performance, democratizing mobile programmatic marketing by removing the reliance on traditional "black box" service platforms. Kayzen's SaaS solution allows businesses to customize and control their media buying processes, aiming for higher return on ad spend (ROAS).

📋 Description

• Customer Success Management • 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 • Account Strategy and Campaign Management • 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 • Feedback Loop and Product Development • 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

• 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

• 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