Paid Media Buyer / User Acquisition Specialist - Mobile & App Growth About us Thing or Two is a general performance marketing and growth agency helping brands scale, from mobile apps to e-commerce, through paid acquisition, full affiliate program management, media buying, and content-driven channels like UGC and TikTok Shop. We run campaigns across a wide range of platforms beyond the obvious ones, and we're increasingly weaving AI into how we work, from campaign analysis to creative production, to move faster and sharper than the market standard. With a multinational team spanning several continents and a client roster ranging from fast-growing apps to established global brands, we bring the reach of a large agency with the agility of a boutique one.
The Role
We're hiring an experienced Media Buyer/PPC Specialist to take full ownership of paid media strategy and execution across multiple brands. This role requires hands-on expertise in managing media budgets across Google Ads and Apple Search Ads, with a strong understanding of performance marketing, attribution, and campaign optimization at scale. You'll be responsible for developing and executing data-driven strategies, managing campaigns end-to-end, analyzing performance, and presenting actionable insights to clients and decision makers.
We're looking for someone who can seamlessly balance strategic thinking with day-to-day execution and has a proven track record of delivering measurable results across both single-brand and multi-account environments.
Requirements Google Ads App Campaigns / Mobile UA: Proven hands-on experience running and scaling Google Ads App Campaigns (UAC) and mobile user acquisition - this is the core, immediate focus of the role
Attribution & MMP: Deep understanding of, and hands-on experience with, AppsFlyer or an equivalent MMP, including attribution logic, fraud detection, and SKAN
Budget Ownership: Demonstrated experience managing monthly and annual media budgets, including performance-based deals (CPI, CPA, revenue share) - where planning and decision-making are driven by results, not a fixed spend
Apple Search Ads: Familiarity with Apple Search Ads is an advantage, though not required.
Broader Channel Range (an advantage): Google Ads for e-commerce (Search, Shopping, Performance Max) and/or Meta Ads
Strategy vs.
Execution: Able to both define media strategy and execute campaigns hands-on.
Client Exposure: Experience presenting strategy and performance directly to clients and decision makers
Single vs. Multi-brand: Experience managing both enterprise accounts and multiple accounts simultaneously
Success Story: Be prepared to present one case study - objective, budget, strategy, execution, and measurable results
Languages
-Spanish - Fluent to native – Required (experience writing Spanish ad copy is an advantage).
-English - Professional working proficiency – Required
-Portuguese - Fluent to native – An advantage
Location: On-site role,
based at our office in Barcelona Who you are 2+ years managing Google Ads for app-based or mobile clients, ideally including App Campaigns
Thinks in terms of strategy, not just execution: builds a media plan around business objectives, not just channel best practices
Understands not only what happened in a campaign, but why - and can translate that into a clear recommendation
Sees the bigger picture: recognizes how campaign performance connects to broader factors - product, seasonality, platform changes, client-side constraints - and uses that context to inform decisions and feedback
Proactive and self-directed: identifies opportunities and risks before being asked to look for them
Comfortable managing multiple accounts independently
Fluent in app UA metrics (CPI, ROAS, retention) and/or e-commerce metrics (CAC, ROAS, MER)
Strong communicator, able to simplify complex performance data for non-technical decision-makers and colleagues An advantage: experience with Meta Ads and/or Google Shopping/Performance Max for e-commerce or DTC brands Why work with us? A role with real ownership from day one - your strategic input is expected, valued, and acted on, not just your execution
Genuine professional development: exposure to enterprise clients, cross-market projects, and a growing AI-driven toolkit A multinational, multidisciplinary team with colleagues from around the world
Office in the center of Barcelona, with fresh fruit, snacks, and regular team events A collaborative, fast-paced environment where people take real ownership of their work To Apply Send your CV in English (
[email protected]) along with a short note on one campaign you're proud of - the objective, budget, and result.
📌 Paid Media Buyer - User Acquisition Specialist (Barcelona)
🏢 Thing Or Two.
📍 Barcelona