Senior Marketing Data Analyst

About the Position

We are seeking a Senior Marketing Data Analyst to join our global wellness technology company, Welltech. Our mission is to build and scale wellness apps globally through state-of-the-art, tech-driven performance marketing. With over 25.5 million users worldwide, we are accelerating our growth and are looking for a dedicated professional to ensure accurate, timely, and high-quality conversion signals for our ad platforms.

Responsibilities

• Marketing & signal optimization: Partner with Marketing and ad network representatives to improve conversion signals, assess product and ad platform changes, and investigate signal-related performance drops.
• Ad network S2S integrations: Design and maintain conversion pipelines for ad networks with support from the Data Engineering team. Ensure timely, deduplicated, and high-quality signal delivery.
• New ad platform onboarding: Set up and launch integrations with new ad platforms, covering conversion signal delivery and reporting data feeds for Marketing.
• Pixel & GTM management: Manage GTM releases across multiple web properties and implement pixels and conversion events for ad networks.
• Signal quality & monitoring: Monitor Meta EMQ, pixel and CAPI diagnostics, deduplication, Google Ads conversion diagnostics, Enhanced Conversions, click ID capture, and offline conversion uploads. Build monitoring and alerts for errors, latency, coverage, and discrepancies.
• UTM & Attribution: Maintain UTM parameters and campaign naming conventions and ensure correct attribution.
• Reporting & analytics: Build ad-hoc and monitoring reports for conversion values, bidding performance, signal delivery, and funnel metrics. Define Signal Engineering metrics.
• Marketing datasets: Build and maintain custom marketing datasets.

Requirements

• 3+ years of experience in marketing analytics, digital measurement, ad tech, or tracking.
• Advanced SQL (window functions, CTEs, performance-aware querying, data quality checks) and experience working with large data warehouses.
• Hands-on experience with Google Tag Manager.
• Experience with visualization tools (Tableau, Looker, or similar) - Tableau is our primary BI tool.
• Proven experience partnering with performance marketing / UA stakeholders and communicating insights to non-technical audiences.
• Understanding of browser-side and server-side tracking.
• Hands-on knowledge of at least one ad platform, including campaign types, bidding strategies, and conversion setup.
• Solid understanding of marketing metrics.
• Understanding of GDPR-compliant tracking approaches.
• Ability to communicate effectively in English (written + spoken).

Nice to Have

• Understanding of mobile attribution & tracking, including SKAdNetwork (SKAN), and experience with an MMP such as AppsFlyer, Adjust, or similar.
• Experience with incrementality and holdout testing (e.g. Meta Conversion Lift, Google Ads Conversion Lift, geo-experiments) to validate the impact of signal changes on campaign performance.
• Experience with Meta Conversions API (CAPI) or Google Data Manager API.
• Experience with LTV modeling and calculations, preferably for subscription-based products.
• Experience with Airflow, dbt, or similar data tools.

Candidate Journey

⭕️ Recruiter call --> ⭕️ Technical interview --> ⭕️ Take-home Task --> ⭕️ Panel presentation

About the Company

Welltech is a global wellness technology company with Ukrainian roots. Our mission is to build and scale wellness apps globally through state-of-the-art, tech-driven performance marketing. We are one of the most established players in the wellness app space, and we are accelerating. Over 25.5 million people across the world use our apps - Muscle Booster, Yoga-Go, and WalkFit - to build healthier habits, move more, and feel better every day.

Check out some of our products:

• Muscle Booster
• Yoga-Go
• WalkFit