Senior Customer Success Manager

Bigabid is an innovative technology company led by data scientists and engineers devoted to mobile app growth. Our proprietary ad platforms powered by machine learning are the outcome of that devotion. Bigabid delivers measurable growth for leading mobile app developers worldwide through advanced programmatic user acquisition and retargeting technologies.

Recognized by AppsFlyer as the #1 iOS retargeting partner for Casino Gaming in North America, and top 3 across the board.

As a Senior Customer Success Manager, you'll own a portfolio of Bigabid's top strategic clients end-to-end — from onboarding through QBRs and growth planning. You'll drive upsells, uncover expansion opportunities, and turn account insight into revenue, working alongside our global Growth team (US, EMEA, APAC) and closely with Product, Sales, and BI.

This is a senior role with real scope: you'll own the highest-value accounts in the book, set the playbook other CSMs follow, and have a direct line to shaping how the Growth org scales.

Responsibilities:

• Revenue Growth — Grow and scale strategic client budgets through upsell and cross-sell.
• Client Communication — Build long-term client relationships through proactive, high-value engagement and in-person visits.
• Collaboration — Partner with product and sales to align on client needs and growth opportunities.
• Strategic Leadership — Drive cross-team initiatives using AI and data to shape client strategy.
• Reporting & Analysis — Turn performance data into insights that drive client decisions.
• Team Standards — Build and scale playbooks that raise the bar for account management.
  
  

• 5+ years in client-facing roles, with a track record of upsells and B2B revenue growth
• Experience leading cross-departmental initiatives
• AdTech background- programmatic UA or retargeting a plus.
  
  

• Excellent client management, balancing proactivity with responsiveness
• Hands-on with AI tools to optimize client strategy and workflows
• Strong analytical skills — data into clear, actionable insight
• Able to translate complex tech into client value
• Team player, driven by shared success
• English: full professional proficiency — mandatory
• Other languages: a strong plus