Media BI Specialist (Fintech)

TL;DR

Media BI Specialist (Fintech): Analyzing and explaining the impact of paid media investments across the full funnel, connecting media data with product usage and financial outcomes. Focus on performance measurement, incrementality, and ROI, and challenging attribution models to guide investment decisions.

Location: Hybrid (Sao Paulo, Brazil). Office attendance is required for one week every cycle (which may vary between one and three months).

Company

Nu is one of the largest digital financial platforms in the world, with over 127 million customers across Brazil, Mexico, and Colombia, aiming to redefine financial services in Latin America.

What you will do

• Analyze full-funnel performance of paid media campaigns, connecting media metrics to real funnel and business outcomes.
• Evaluate key performance indicators like CAC, CPA, ROI, and payback across various channels, campaigns, and audiences.
• Integrate paid media performance with product activation, usage, and revenue generation, partnering with product, growth, and finance teams.
• Measure the impact of top- and mid-funnel campaigns using internal methodologies, Marketing Mix Modeling (MMM), and incrementality frameworks.
• Develop models for volume, ROI, and investment forecasting, and support monthly/quarterly media planning.
• Design and analyze A/B tests, holdouts, and geo experiments to measure incremental impact and inform paid media investment decisions.
• Ensure consistency and reliability of paid media and business data, define official metrics, own audience governance, and produce executive-level reports.

Requirements

• 5+ years of relevant experience in marketing analytics, growth analytics, media analytics, or similar roles.
• Strong hands-on experience analyzing paid media performance and large-scale marketing investments.
• Proven experience with incrementality, experimentation, and/or attribution models.
• Advanced proficiency in SQL and BI tools (e.g., Looker, Power BI, Tableau).
• Solid experience with cohort analysis, LTV, CAC, ROI, and funnel metrics.
• Strong foundation in applied statistics and experimental design.
• Ability to translate complex analyses into clear, actionable insights for non-technical stakeholders.
• Proficiency in English.

Nice to have

• Experience working closely with paid media platforms such as Google, Meta, or similar ecosystems.
• Background in fintech, digital products, or data-driven growth environments.
• Experience influencing budget allocation and investment decisions at scale.

Culture & Benefits

• Chance of earning equity at hirify.global.
• Food/Meal Card and Public Transportation Commuting Benefit.
• NuCare – Psychological, Financial, and Legal Assistance Program.
• Life, Medical, and Dental Plans.
• NuLanguage – Language Course Program and Nucleo – Our learning platform of courses.
• Extended Parental Leave, Daycare Allowance, and Parental Consultancy.
• Work-from-home Allowance and Gym Partnerships.
• 30 days of paid vacation.