Senior Data Analyst (Martech)

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Data Analyst (Martech) based in Brazil.

This is a high-impact opportunity for a Senior Data Analyst specializing in MarTech to support a strategic digital data and growth initiative within a leading financial services and insurance environment.

You will act as a technical bridge between business objectives and the digital data ecosystem across web, mobile, and media channels.

The role has direct ownership of digital tracking, measurement, data quality, and the integrity of behavioral data collection.

You will design and manage MarTech solutions, implement tracking strategies, and help teams turn digital behavior into actionable business insights.

The position also offers opportunities to contribute to CRO, A/B testing, customer journey research, and progressive feature rollouts.

You will collaborate closely with data engineering, business, product, and other multidisciplinary teams in an agile environment.

Your expertise will help strengthen data foundations and enable more effective, data-driven decisions across digital channels.

Accountabilities:

• Design digital information structures and data models that enable consistent, reliable collection across web, mobile, and media channels.
• Architect and implement MarTech solutions for collecting, integrating, and measuring digital behavior and media data.
• Collect, manage, and validate digital data from applications, websites, and media platforms, ensuring consistency across sources.
• Implement and manage MarTech tags and tracking configurations to accurately capture events, interactions, and customer journeys.
• Monitor digital data integrity and quality, proactively identifying and resolving tracking inconsistencies and collection issues.
• Configure and optimize MarTech and digital analytics tools according to business measurement requirements.
• Analyze behavioral data and recommend opportunities to improve conversion rates and digital experiences through CRO initiatives.
• Configure and support A/B tests and other experiments to enable data-driven product and business decisions.
• Configure customer journey surveys and other feedback mechanisms across digital touchpoints to capture qualitative insights.
• Support progressive rollouts through MarTech platforms, managing feature exposure across different audiences.
• Provide technical consulting to business stakeholders, explaining measurement feasibility, risks, dependencies, and best practices.
• Collaborate with data engineering teams to build and refine analytical data layers and ensure reliable downstream use of collected data.
• Contribute to data governance and continuous improvement initiatives within an agile, multidisciplinary environment.

Requirements

• Proven experience with digital tagging and measurement across web and mobile platforms, including strong knowledge of tag management systems such as Google Tag Manager (GTM) and server-side GTM.
• Strong experience with digital analytics platforms such as GA4, Amplitude, and Looker Studio/Data Studio for data collection, validation, and behavioral analysis.
• Professional experience working with Google Cloud Platform (GCP).
• Strong data manipulation and scripting skills using JavaScript, Python, and SQL.
• Solid understanding of MarTech and AdTech concepts and their application across mobile, web, and media channels.
• Experience with mobile application analytics and measurement tools such as Firebase and AppsFlyer.
• Knowledge of data management, data quality, and governance best practices.
• Experience working with Agile methodologies such as Scrum or Kanban in multidisciplinary teams.
• Strong analytical and problem-solving skills, with attention to detail and a focus on data integrity.
• Ability to translate business requirements into practical technical measurement solutions.
• Strong communication and stakeholder management skills, with the ability to provide technical guidance to non-technical audiences.

Nice to have:

• Experience with CRO and optimization platforms such as VWO and Hotjar, including configuration of A/B tests.
• Knowledge of Customer Data Platforms (CDPs), such as Salesforce or Tealium.
• Familiarity with Consent Management Platforms (CMPs), such as OneTrust.
• Basic knowledge of mobile development technologies such as Kotlin or Swift to facilitate collaboration with mobile engineering teams.
• Experience with cloud-based Big Data solutions across GCP, AWS, or Azure.
• Previous experience in financial services, banking, insurance, or related industries.

Benefits

• Health and dental insurance.
• Meal and food allowances.
• Childcare assistance.
• Extended parental leave.
• Access to fitness, wellness, and health professionals through Wellhub/Gympass and TotalPass.
• Profit-sharing and results-based participation (PLR).
• Life insurance.
• Continuous learning through a dedicated corporate learning platform.
• Access to online courses and professional development resources.
• Language-learning platform.
• Discounts through partner programs and establishments.
• Free online resources focused on physical health, mental health, and well-being.
• Pregnancy and responsible parenthood support programs.
• Partnerships with educational institutions and training providers.
• Additional employee support and well-being initiatives.
• Remote/hybrid working arrangements subject to applicable local policies.