Senior Customer Success Manager | Mobile AdTech & App Growth

Location: Tel Aviv, Israel

Job Type: Full-time

Seniority: Senior

We are looking for an experienced and commercially driven Senior Customer Success Manager to join a growing global company operating in the Mobile AdTech and App Growth ecosystem.

This is a strategic, client-facing role focused on managing relationships with international mobile app publishers, developers, and digital businesses across gaming, fintech, utilities, lifestyle, and other mobile app verticals.

You will own a portfolio of strategic B2B customers, helping them improve app visibility, user acquisition, and overall growth while driving retention, renewals, and revenue expansion.

The ideal candidate combines strong commercial and relationship management skills with a solid understanding of the mobile app ecosystem, performance marketing, and data-driven customer growth.

This is not a traditional support role. We are looking for someone who can act as a strategic business partner, identify opportunities, and turn customer relationships into measurable business results.

Key Responsibilities

Customer Success & Strategic Account Management

• Own and manage a portfolio of strategic international mobile app publishers and technology clients.
• Build strong, long-term relationships with key stakeholders, including senior executives, marketing leaders, and growth teams.
• Manage the full customer lifecycle, from onboarding and adoption through retention, renewals, and account expansion.
• Understand customers' mobile growth objectives, acquisition strategies, and business KPIs.
• Develop strategic account plans to maximize customer value, satisfaction, and long-term partnerships.
• Proactively identify customer risks and take ownership of retention and churn prevention.

Mobile App Growth & Performance

• Work closely with customers to understand their app growth strategies, acquisition challenges, and performance goals.
• Analyze mobile marketing and app performance data to identify optimization and growth opportunities.
• Monitor relevant KPIs such as app installs, CPI, conversion rates, retention, LTV, ARPU, and ROI.
• Provide insights and recommendations to improve app visibility, organic acquisition, and overall performance.
• Support customers in maximizing the value of mobile growth and marketing technology solutions.
• Lead performance reviews, strategic discussions, and business presentations with international clients.

Commercial Growth & Revenue Expansion

• Identify and drive upsell, cross-sell, and account expansion opportunities.
• Own commercial discussions, renewals, and revenue growth across assigned accounts.
• Develop customer growth strategies aligned with business objectives and revenue potential.
• Maintain accurate forecasts for renewals, expansion opportunities, and account performance.
• Build relationships with senior decision-makers and identify additional business opportunities.

Cross-Functional Collaboration

• Work closely with Sales, Product, Marketing, Operations, and Technical teams.
• Coordinate onboarding, implementation, and ongoing customer requirements.
• Represent customer needs internally and contribute to product and service improvements.
• Collaborate with internal teams to resolve challenges, improve performance, and maximize customer satisfaction.

Requirements

• 5+ years of experience in Customer Success, Account Management, or a similar B2B client-facing role – mandatory.
• Strong commercial experience with renewals, upselling, cross-selling, and revenue expansion – mandatory.
• Proven experience managing strategic or high-value international customer accounts.
• Strong understanding of the mobile app ecosystem, digital marketing, or performance-driven technology solutions.
• Ability to analyze customer performance data and translate insights into business recommendations.
• Experience working with senior stakeholders and decision-makers.
• Excellent negotiation, presentation, and communication skills.
• Strong business orientation and ability to identify commercial growth opportunities.
• Highly independent, proactive, organized, and comfortable managing complex customer relationships.
• Strong ownership, accountability, and problem-solving abilities.
• Native or native-level English – mandatory.

Advantages

• Experience in Mobile AdTech, App Growth, Mobile Marketing, or MarTech companies.
• Familiarity with App Store Optimization (ASO), organic user acquisition, and app discoverability.
• Understanding of Apple App Store and Google Play growth strategies.
• Experience working with mobile app publishers, gaming studios, or app developers.
• Familiarity with Paid UA, mobile performance marketing, and acquisition funnels.
• Understanding of mobile growth metrics such as CPI, LTV, ARPU, retention, and conversion rates.
• Experience with global mobile gaming, fintech, utilities, or consumer app companies.
• Experience working with data-driven marketing technologies or AI-powered marketing solutions.

Who You Are

You are a commercially minded Customer Success professional who understands how to build and grow strategic customer relationships.

You are comfortable working with international mobile app companies, discussing growth strategies, analyzing performance, and identifying new business opportunities.

You combine strong interpersonal skills with analytical thinking, commercial ownership, and a proactive approach to customer success.

Most importantly, you know how to turn strong customer relationships into long-term partnerships, measurable business results, and sustainable revenue growth.