Senior Martech Engineer, Mobile

What you'll do

• Implement, maintain, and debug attribution, analytics, and engagement SDKs for iOS and Android apps.
• Contribute mobile code for event tracking, identity handling, consent management, and deep linking.
• Configure and maintain mobile and web attribution, including fraud filtering and SKAdNetwork/AdAttributionKit.
• Build and maintain advertising integrations such as conversion APIs, affiliate postbacks, and conversion crediting.
• Maintain documented definitions for marketing events and ensure consistent identity across mobile, web, and backend systems.
• Validate event payloads and downstream delivery for critical marketing flows before app releases.
• Automate testing and monitor critical marketing flows for event and delivery issues.
• Trace events from the app through attribution and ad platforms to diagnose and resolve failures.

What we're looking for

• 5+ years of software engineering experience including hands-on mobile development and experience in Martech, adtech, growth engineering, or mobile measurement.
• Strong production development experience in Swift/iOS, Kotlin/Android, and Flutter, with working familiarity with the other platform.
• Hands-on experience implementing and maintaining mobile attribution, analytics, or engagement SDKs.
• Experience with app lifecycle behavior, SDK initialization, identity changes, deep linking, and debugging on physical devices.
• Experience delivering marketing integrations from app instrumentation through attribution and downstream delivery.
• Experience with a mobile measurement partner such as Adjust, event-routing platforms such as RudderStack or Segment, and activation platforms such as Hightouch.
• Strong understanding of SKAdNetwork/AdAttributionKit, ATT, advertising identifiers, and consent requirements.
• Ability to use device logs, network inspection, API diagnostics, and SQL to investigate events and reconcile data across systems.
• Experience implementing tests, monitoring, or alerts for instrumentation and integrations.
• Clear documentation and communication skills with the ability to scope ambiguous problems and drive them to completion across teams.
• Production mobile development experience on both iOS and Android (preferred).
• Experience with lifecycle messaging platforms, push notifications, and in-app messaging (preferred).
• Familiarity with mobile release processes and automated app testing (preferred).
• Warehouse or lakehouse experience, including dbt or Delta Lake (preferred).
• Experience with feature flags and remote configuration (preferred).
• Familiarity with predictive marketing signals such as pLTV (preferred).
• Experience in a regulated environment such as financial services (preferred).