Senior Martech Engineer, Mobile

This is a fully remote position, open to applicants in California.

📋 Description

• Take ownership of the technical reliability for marketing instrumentation and integrations within Acorns’ iOS and Android applications.

• Implement, maintain, and troubleshoot attribution, analytics, and engagement SDK integrations.

• Contribute mobile code for event tracking, identity management, consent handling, and deep linking.

• Define and validate SDK initialization, event sequencing, as well as login and logout behavior.

• Investigate issues related to missing or duplicate events, incorrect parameters, SDK conflicts, and variations across platforms/apps.

• Collaborate with Core Client engineers on code reviews, SDK upgrades, release testing, and production fixes.

• Configure and oversee mobile and web attribution, which includes managing attribution windows, reattribution, deduplication, fraud filtering, and SKAdNetwork/AdAttributionKit.

• Implement and test deep links and deferred deep links for acquisition and lifecycle campaigns.

• Develop and maintain advertising integrations, such as conversion APIs, enhanced conversions, affiliate postbacks, and conversion crediting.

• Work alongside Data Engineering to deliver conversion events, audiences, and suppressions through reverse ETL.

• Investigate and resolve discrepancies between internal conversion data, attribution providers, and advertising platforms.

• Keep documented definitions of marketing events, including identifiers, owners, required parameters, and destinations.

• Ensure that anonymous and authenticated activities are correctly connected across app SDKs and downstream platforms.

• Make sure that tracking and data delivery adhere to customer consent.

• Manage integrations across applications, marketing tools, data platforms, and advertising platforms, with documented data flows and ownership.

• Support Lifecycle Marketing by providing event triggers, personalization, audience delivery, push notifications, and deep links.

• Collaborate with platform owners and vendors on technical configuration, administration, and troubleshooting tasks.

• Validate event payloads and downstream delivery for essential marketing workflows before app releases.

• Automate testing and monitor critical marketing flows for event and delivery issues.

• Trace events from the app through attribution and advertising platforms to diagnose and rectify failures.

• Define and deliver instrumentation and integration modifications in collaboration with Marketing, Mobile, and Data Engineering.

⛳️ Requirements

• 5+ years of software engineering experience, including practical mobile development and expertise in Martech, adtech, growth engineering, or mobile measurement.

• Solid production development experience in Swift/iOS, Kotlin/Android, and Flutter, with a working knowledge of the other platform.

• Practical experience in implementing and maintaining mobile attribution, analytics, or engagement SDKs.

• Familiarity with app lifecycle behavior, SDK initialization, identity changes, deep linking, and debugging on physical devices.

• Experience in delivering marketing integrations from app instrumentation to attribution and downstream delivery.

• Proficient with tools like Adjust, RudderStack or Segment, and Hightouch.

• Strong comprehension of SKAdNetwork/AdAttributionKit, ATT, advertising identifiers, and consent regulations.

• Ability to utilize device logs, network inspection, API diagnostics, and SQL for event investigation and data reconciliation across systems.

• Experience in implementing tests, monitoring, or alerts for instrumentation and integrations.

• Excellent documentation and communication skills, with a capacity to define ambiguous problems and drive them to resolution across teams.

• Nice to have: production mobile development experience on both iOS and Android.

• Nice to have: familiarity with lifecycle messaging platforms, push notifications, and in-app messaging.

• Nice to have: understanding of mobile release processes and automated app testing.

• Nice to have: experience with data warehouses or lakehouses, including dbt or Delta Lake.

• Nice to have: knowledge of feature flags and remote configuration.

• Nice to have: familiarity with predictive marketing signals like pLTV.

• Nice to have: experience in regulated environments such as financial services.

🏝️ Benefits

• Competitive salary and stock options.

• Comprehensive benefits package for you and your family.

• Flexible work location and hours.

• Paid time off, including vacation, sick leave, and parental leave.

• 401(k) matching.

• Monthly contributions to your Acorns account and a GoHenry account for your family.

• Resources for Mindfulness and Financial Wellness.

• Access to Headspace and Addition Wealth.

• Participation in the Acorns Career Development Program, which includes ongoing training sessions, development plans, and check-ins, along with access to Cornerstone’s online training platform.

• Roots Leadership Program designed for Emerging Leaders.

• Opportunities for community week onsite gatherings and various virtual events.

• Optional access to office space in Irvine, CA.