Media Buyer

November 6, 2026

Senior

Barcelona, Spain

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English is required

Description

A fast-growing social media and mobile apps startup is hiring a Media Buyer to join its marketing team. The role covers end-to-end campaign management across DSP-style ad networks, including setup, tracking integration, optimization and scaling. The focus is on analyzing traffic quality, conversion paths and ROI while expanding acquisition channels through new traffic sources and partners

Responsibilities

Onboard, manage, optimize, and scale campaigns across DSP-style ad networks such as Adcash, PropellerAds, Adsterra
Identify, reach out to, and collaborate with new traffic sources and partners to expand acquisition channels
Negotiate and manage performance-based deals such as CPL, CPA, RevShare when applicable
Execute end-to-end campaign management including setup, tracking integration, optimization, and scaling
Analyze traffic quality, user behavior, and conversion paths to improve ROI and overall campaign performance
Collaborate on or independently build and improve landing pages and pre-landers
Work closely with account managers to unlock new opportunities, whitelists, and scaling strategies
Test and explore additional traffic sources such as native, push, pop, display, social
Maintain structured reporting and provide actionable insights on campaign performance

Requirements

Bachelor’s degree in Marketing, Business, or a related field
3+ years of experience in digital marketing, preferably in media buying or performance marketing
Hands-on experience managing campaigns on ad networks such as Adcash, ExoClick, Adsterra, PropellerAds
Strong understanding of performance marketing models such as CPA, CPL, RevShare
Experience with tracking tools and platforms such as Voluum or Everflow
Proficiency in Google Analytics, Excel, and reporting tools
Strong analytical mindset with the ability to make data-driven decisions
Excellent communication and negotiation skills in English
Comfortable working in fast-paced, dynamic environments