Senior AdTech Analytics Engineer (Measurement & Signals)

Remote · Cyprus · 4+ years experience · Contract · Remote · Posted Oct 7, 2026

At a glance

Welltech is seeking a Senior AdTech Analytics Engineer (Measurement & Signals) to own how conversion events reach ad networks and optimize signal quality as a performance lever.
The role works at the intersection of performance marketing, tracking implementation, and privacy, partnering with Marketing, Product, Data Engineering, and ad network representatives.

Partner with ad platform representatives to improve conversion signals, assess platform changes, investigate signal-related performance issues, and design measurement approaches for signal/tracking experiments.
Design and maintain conversion pipelines for ad networks with support from the Data Engineering team to ensure timely, deduplicated, and high-quality signal delivery.
Set up and launch integrations with new ad platforms, covering conversion signal delivery and reporting data feeds for Marketing.
Manage GTM releases across multiple web properties and design event architecture for data layers.
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.
Maintain UTM parameters and campaign naming conventions and ensure correct attribution.
Build ad-hoc and monitoring reports for conversion values, bidding performance, signal delivery, and funnel metrics while defining Signal Engineering metrics.
Build and maintain custom marketing performance datasets.

4+ years of experience in ad tech, martech, digital measurement or marketing technology
Hands-on with Google Tag Manager, both client-side and server-side
Experience with conversion APIs — Meta CAPI, Google's equivalent, or similar — and server-side event delivery
Strong understanding of browser-side and server-side tracking, and what breaks in each
Hands-on knowledge of at least one ad platform, including campaign types, bidding strategies and conversion setup
Comfortable working operationally with data and SQL — able to query it, diagnose issues and verify signal quality without depending on an analyst
Experience partnering with performance marketing/user acquisition stakeholders and ability to explain complex measurement concepts to performance marketers in plain language
English at B2 or above, written and spoken — you'll hold relationships with Meta and Google representatives directly

Experience with value-based bidding, predicted LTV, or conversion value optimisation — especially for subscription products
Understanding of privacy, consent management and GDPR-compliant tracking
Familiarity with incrementality and holdout testing (Meta or Google Conversion Lift, geo-experiments) to validate whether signal changes actually moved performance
Background in high-growth consumer subscription, e-commerce, marketplaces or gaming
Experience with Google Tag Gateway or first-party serving setups
Experience with first-party data activation or CDPs