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Performance Marketing Media Buyer (based in Portugal, German speaker)
Lisbon, PortugalPosted 8 days agoFull-time
Job details
Company
NielsenIQ
Location
Lisbon, Portugal
Employment type
Full-time
Seniority
Mid level
Primary category
Product Management
Posted date
28 Apr 2026
Valid through
Job description
You will be used to:
- Manage the strategy, execution, and ROAS of online marketing campaigns, including campaign setup, creative testing, reporting, analysis, and optimization.
- Be an expert in SEA, SEO, FB, IG, and YouTube marketing.
- Perform strategic data mining and analysis, drawing insights and transforming data into actionable changes that will drive channel optimization and growth
- Align marketing initiatives with overall business goals. Provide input to predictive models that drive company growth
- Strategize and execute experiments to continuously improve key metrics across campaigns
- collaborate with internal (design, product) and external teams on projects to drive growth and efficiency
- Working in projects with a focus on performance marketing, optimizing acquisition metrics such as conversion rates, cost per acquisition (CPA), cost per install (CPI), and ROI by channel and media campaign
- Conducting in-depth analysis of campaign performance across different channels, using large datasets and advanced Excel skills to generate data-driven insights.
- Collaborating with app store optimization colleagues, campaign creative producers, media buyers, analytics/BI analysts, product managers, copywriters, designers and developers to ensure panel recruiting, engagement and retention campaigns run according to budgets, timelines and country needs.
- Managing multiple campaigns at once, within tight deadlines and A/B testing experience
Among other things you will:
- Develop recruitment, engagement and retention paid campaigns to sustain panel’s health, including specific, measurable goals such as churn rate, acquisition cost, retention cost
- Work on NielsenIQ performance ads team across more than 20 countries and 10 languages
- Research/recommend “best practices” based on competitive analysis for app ad campaigns
- Identify opportunities for high impact acquisition, engagement and retention growth initiatives
- Set up and continuously optimize the performance of Google and Social Ad campaigns
- Managing Google Ad campaigns including Paid SEM, Display, and YouTube
- Developing new traffic acquisition and link-bait opportunities
- Identify conversion rate optimization (CRO) opportunities, and lead testing processes
- Manage ideation, planning, and execution efforts of CRO special projects
- Create analytics reports and dashboards to measure campaign performance
- Ensuring the integrity of our UTM campaign tagging
- Troubleshooting web analytics issues and making tracking code changes as needed