Client Growth Manager, Americas

Smadex is the most advanced mobile-first programmatic solution for mobile user acquisition, performance CTV, and mobile retargeting. Trusted by leading advertisers across the globe, our AI-powered technology drives performance for top mobile gaming companies and high-growth brands.

Founded in Barcelona in 2011 and acquired by Entravision (NYSE: EVC) in 2018, Smadex operates with a multicultural, globally distributed team and a culture defined by innovation, accountability, and growth.

To help us maintain & advance our strong position in the industry, Smadex is looking for a growth-oriented Client Growth Manager to lead and develop a portfolio of clients across North America.

This is a remote position in the US.

Your mission:

As a Client Growth Manager, you will own a portfolio of North American clients and serve as their primary strategic partner. Your focus: drive measurable revenue growth, deepen client relationships, and consistently unlock new scale opportunities through cross-sells and up-sells.

You will thrive here if you:

- Have a sharp eye for identifying growth initiatives to expand your portfolio of business

- Enjoy building long-standing customer relationships.

- Are energized by the evolving ad tech world, are adaptable, and thrive in a fast-paced dynamic team.

- Consider a growth-oriented mindset part of your DNA.

Your day to day activities to enable customer growth include monitoring the performance of user acquisition, retargeting & CTV campaigns, collaborating closely with Sales & Ad Operations teammates to ensure alignment with client goals and performance, and spotting opportunities to expand and scale budgets.

More about what you will do:

- Own and grow a portfolio of direct clients and agencies across diverse verticals, with clear accountability for revenue expansion, retention, and relationship health.

- Proactively manage portfolio performance: monitor daily KPIs, analyze UA/retargeting/CTV trends, and partner closely with AdOps to recommend optimizations aligned to client goals.

- Lead high-value client touch points: run weekly/bi-weekly check-ins, share performance insights, set next steps, and build confidence through consistent, proactive communication.

- Identify and activate growth opportunities: anticipate client needs, propose upsell/cross-sell solutions, and leverage Smadex capabilities to expand spend.

- Serve as the voice of the client internally: elevate blockers early, collaborate with Sales, AdOps, Product, and GCE teams, and ensure smooth execution across workflows.

Produce and present strategic reviews including QBRs, wrap-ups, and post-mortems with clear recommendations and data-driven insights.

- Manage monthly billing and reconciliation including spend confirmations, dispute resolution, and revenue forecasting hygiene.

- Represent Smadex externally: travel for client meetings and industry events to strengthen partnerships and unlock new opportunities.

Skills and requirements:

- 2–3+ years of Account Management, Client Growth, or equivalent experience, ideally within a DSP or mobile-focused programmatic environment.

- Strong programmatic knowledge including MMPs, tracking links, postbacks, APIs, SKAN/ATT, and DSP/SSP ecosystem familiarity.

- Exceptional communication skills (written and verbal) are mandatory

- Analytical strength and operational discipline: ability to identify trends, prioritize effectively, and manage multiple clients with organized rigor.

- Proactive, self‑motivated growth mindset: you anticipate, communicate early, and drive solutions forward.

- Strong negotiation skills and confidence in managing client expectations.

- Comfort working across global time zones (particularly Smadex Barcelona HQ) and collaborating with multicultural teams.

- Ability and willingness to travel (valid passport required).

Benefit package:

- Competitive base salary + performance-driven incentive plan

- Flexible working hours & remote-first work environment

- Professional development and clear career pathing

- Highly engaged leadership and supportive team culture

- Comprehensive medical, dental, and vision benefits + 401(k)

- International travel opportunities

- Summer Fridays

- Inclusive, collaborative culture built on accountability and innovation

Working at Smadex is fast‑paced, fun, and challenging, and we thrive on innovation, both with our product and processes. Join our team and help shape the future of mobile marketing. If this role interests you, we would enjoy hearing from you.

Please note that we do NOT provide VISA sponsorship. Candidates without a legal permit to work in the United States will not be considered.

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