Senior Martech Engineer, Mobile

Acorns

. Own the technical reliability of marketing instrumentation and integrations for Acorns’ iOS and Android apps .

Posted 10/16/2026full-timeRemote • California • United StatesSenior💰 $170,800 - $205,700 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in mobile development and marketing instrumentation, with a strong focus on SDK integrations, attribution, and analytics. Proficient in troubleshooting and optimizing event tracking and data delivery across mobile platforms while ensuring compliance with consent requirements.

Highest-signal resume keywords

Mobile Development ExperienceSDK Integration and MaintenanceAttribution and Analytics ExpertiseSwift/iOS and Kotlin/Android ProficiencyData Investigation and Reconciliation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Mobile AttributionEvent TrackingSDK InitializationDeep LinkingSQLDebuggingProduction DevelopmentAPI DiagnosticsTesting and MonitoringData Delivery

Soft Skills

Clear DocumentationCommunication SkillsProblem-SolvingCollaboration

Tools & Technologies

AdjustRudderStackSegmentHightouchSKAdNetworkAdAttributionKitLifecycle Messaging PlatformsPush NotificationsIn-App MessagingAutomated App Testing

Industry Keywords

MartechAdtechGrowth EngineeringMobile MeasurementFinancial Services

Tech Stack

Tools & technologies

AndroidETLFlutteriOSKotlinSQLSwift

About the role

Key responsibilities & impact

Own the technical reliability of marketing instrumentation and integrations for Acorns’ iOS and Android apps
Implement, maintain, and debug attribution, analytics, and engagement SDK integrations
Contribute mobile code for event tracking, identity handling, consent, and deep linking
Define and validate SDK initialization, event sequencing, and login/logout behavior
Investigate missing or duplicate events, incorrect parameters, SDK conflicts, and platform/app-version differences
Partner with Core Client engineers on code reviews, SDK upgrades, release testing, and production fixes
Configure and maintain mobile and web attribution, including attribution windows, reattribution, deduplication, fraud filtering, and SKAdNetwork/AdAttributionKit
Implement and test deep links and deferred deep links for acquisition and lifecycle campaigns
Build and maintain advertising integrations, including conversion APIs, enhanced conversions, affiliate postbacks, and conversion crediting
Partner with Data Engineering to deliver conversion events, audiences, and suppressions through reverse ETL
Investigate and resolve differences between internal conversion data, attribution providers, and ad platforms
Maintain documented marketing event definitions, identifiers, owners, required parameters, and destinations
Ensure anonymous and authenticated activity connects correctly across app SDKs and downstream platforms
Ensure tracking and data delivery respect customer consent
Own integrations across apps, marketing tools, data platforms, and ad platforms, with documented data flows and ownership
Support Lifecycle Marketing with event triggers, personalization, audience delivery, push notifications, and deep links
Partner with platform owners and vendors on technical configuration, administration, and troubleshooting
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
Scope and deliver instrumentation and integration changes with Marketing, Mobile, and Data Engineering

Requirements

What you’ll need

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 Adjust, RudderStack or Segment, and 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 ability to scope ambiguous problems and drive them to completion across teams
Nice to have: production mobile development experience on both iOS and Android
Nice to have: experience with lifecycle messaging platforms, push notifications, and in-app messaging
Nice to have: familiarity with mobile release processes and automated app testing
Nice to have: warehouse or lakehouse experience, including dbt or Delta Lake
Nice to have: experience with feature flags and remote configuration
Nice to have: familiarity with predictive marketing signals such as pLTV
Nice to have: experience in a regulated environment such as financial services

Benefits

Comp & perks

Competitive salary and stock options
Comprehensive benefits package for you and your family
Flexible work location and hours
Paid time off, including vacation, sick time, and parental leave
401(k) matching
Monthly Acorns account contribution and GoHenry account for your family
Mindfulness and Financial Wellness resources
Headspace and Addition Wealth
Acorns Career Development Program with ongoing training sessions, development plans, development check-ins, and Cornerstone’s online training platform
Roots Leadership Program for Emerging Leaders
Community week onsite gatherings and various virtual events
Optional access to office space in Irvine, CA