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Smadex

Mobile-first programmatic advertising DSP platform

Client Growth Manager

Account ManagementConfirmed live in the last 24 hours
Full-timeAustin, TX, USA

About the Job

Requirements

  • Have 2–3 or more years of Account Management, Client Growth, or equivalent experience, ideally within a demand-side platform or mobile-focused programmatic environment.
  • Have strong programmatic knowledge, including mobile measurement partners, tracking links, postbacks, application programming interfaces, SKAdNetwork/Apple’s App Tracking Transparency, and familiarity with the demand-side platform/supply-side platform ecosystem.
  • Have strong written and verbal communication skills.
  • Be able to identify trends, prioritize effectively, and manage multiple clients with organized rigor.
  • Be proactive, self-motivated, and able to anticipate needs, communicate early, and drive solutions forward.
  • Have strong negotiation skills and confidence managing client expectations.
  • Be comfortable working across global time zones, particularly with the Barcelona headquarters, and collaborating with multicultural teams.
  • Be able and willing to travel, and have a valid passport.

Responsibilities

  • Own and grow a portfolio of direct clients and agencies across diverse verticals, with accountability for revenue expansion, retention, and relationship health.
  • Manage portfolio performance by monitoring daily key performance indicators, analyzing user acquisition, retargeting, and connected TV trends, and partnering with AdOps to recommend optimizations aligned to client goals.
  • Run weekly or bi-weekly client check-ins, share performance insights, set next steps, and build confidence through consistent, proactive communication.
  • Identify and activate growth opportunities by anticipating client needs, proposing upsell and cross-sell solutions, and leveraging Smadex capabilities to expand spend.
  • Represent the client internally by escalating blockers early, collaborating with Sales, AdOps, Product, and GCE teams, and ensuring smooth execution across workflows.
  • Produce and present strategic reviews, including quarterly business reviews, 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 by traveling for client meetings and industry events to strengthen partnerships and unlock new opportunities.

Desired Qualifications

  • Experience in a demand-side platform or mobile-focused programmatic environment is ideal.

About the Company

Smadex

Mobile-first programmatic advertising DSP platform

Smadex is a mobile-first programmatic advertising platform for performance, direct response, and brand campaigns across in-app, mobile web, and Connected TV. It uses a machine learning-assisted bidding engine that optimizes the mix of creative assets, audience targeting, and price in real time, processing over a million bid requests per second with support for first- and third-party data, fraud protection, brand safety, and multi-dimensional reporting. It offers end-to-end campaign management in self-serve or managed modes, with a pricing model based on a minimum budget plus a percentage fee and flexible dCPM aligned to CPA and CPI goals; after adopting RTB it expanded globally and was acquired by Entravision in 2018, becoming part of the Headway unit. Its goal is to help advertisers acquire high-quality users, improve retention, and increase return on ad spend while safeguarding brand safety across mobile and connected TV channels.

Company size
201-500
Company stage
Seed
Total funding
$940K
Headquarters
Barcelona, Spain
Founded
2011

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