Senior Mobile Engineer

As a senior mobile engineer, you'll share the technical direction of the Android app, which turns curious visitors into engaged, paying readers. This is a senior individual contributor role for someone with a strong, data-informed track record of growing both the user base and revenue from mobile. You'll sit within the mobile chapter and work day-to-day out of the Growth & Monetization pod, partnering closely with Growth, Marketing, the Sponsorships team, and the Conversion Rate Optimization (CRO) function. Reporting to the Growth & Monetization App Lead, you'll set the bar for how the team builds, measures, and experiments on Android. The stack includes Kotlin, Jetpack Compose, MVVM, Firebase and RevenueCat.

Responsibilities

Share the technical strategy for Ground News' mobile properties, with a direct mandate to grow the user base and subscription revenue from Android; Build and ship high-quality Kotlin experiences across the Android app's many conversion surfaces; Partner with the CRO, Growth, Marketing, and Sponsorships functions to translate hypotheses into experiments, making those partners self-sufficient; Own and evolve the marketing-tech stack, including RevenueCat, Google Play, A/B testing and experimentation platforms, and analytics / CDP tooling; Mature and add rigour to the mobile experimentation program; Set the bar for mobile performance, accessibility, analytics, and Core Mobile Vitals; Act as the senior voice in code review and architecture for the mobile chapter; Manage safe rollouts of the Android app, including feature flagging, monitoring, and risk mitigation; Maintain instrumentation of the funnel end to end

Requirements

A strong, opinionated track record of growing the user base and revenue from mobile properties; Deep expertise building production mobile apps in Kotlin, Jetpack Compose, MVVM, Firebase and RevenueCat; Hands-on experience working with or alongside a CRO function, including fluency in the tooling and best practices of modern marketing technology; A demonstrated track record of running mobile experimentation (A/B and multivariate testing) and strong, well-formed opinions on how to do it well; Experience standing up self-serve tooling (trial screens and Superwall/Revenue Cat) that lets non-engineers ship changes safely; experience migrating between such platforms is a plus; Hands-on experience with PostHog is highly valued (Amplitude or Segment are acceptable substitutes), along with the instrumentation behind a trustworthy funnel; A sharp eye for mobile performance, accessibility, analytics, and conversion on consumer-scale properties; Experience shipping changes safely to production, including feature flagging, monitoring, and risk mitigation on revenue-critical surfaces; A collaborative, cross-functional approach, comfortable acting as a senior technical voice and partnering closely with Growth, Marketing, and CRO; Willingness to travel occasionally to our Kitchener, Ontario HQ and for company-wide All Hands meetups

Nice to have

Experience mentoring or technically coaching engineers; Experience with a subscription or consumer-media product and its growth motions

Benefits

Freedom to work remotely; Opportunity to play a key role in the development of Ground News products; Focus on growth for both the business and team members