Owns architecture for a live production replatform of a regulated mobile application from native iOS and Android to React Native. Leads Discovery and Architecture phases, authors Architecture Decision Records, chairs client architecture forums, runs SDK compatibility spikes, defines Jenkins CI/CD architecture, and guides engineering patterns. Requires deep React Native New Architecture experience, native module development, mobile identity and payment integrations, push notifications, deep links, AWS regional deployment, migration planning, and regulated Canadian-sector delivery experience.
Role summary. Owns the architecture for a live production replatform of a regulated customer-facing mobile app. Leads Discovery and Architect phases, chairs the fortnightly architecture forum with the client's technical leads, and signs Architecture Decision Records jointly.
Responsibilities.
- Lead architecture design for React Native 0.76+ New Architecture (Bridgeless, TurboModules, Fabric).
- Author Architecture Decision Records covering native module strategy, offline behaviour, telemetry, and integration patterns.
- Chair fortnightly joint architecture forum with client's architects.
- Run native SDK compatibility spikes during Discovery.
- Define CI/CD pipeline architecture across the 8-stage Jenkins gate discipline.
- Guide the Senior React Native Engineer on pattern setting in early sprints.
Must-have technical experience.
- 8+ years mobile engineering, minimum 4 years hands-on React Native.
- Direct production experience with React Native New Architecture (Bridgeless, TurboModules, Fabric) and Hermes.
- Experience authoring TurboModules to bridge native iOS and Android SDKs into React Native.
- Prior integration of Auth0 (or equivalent OIDC identity provider) in mobile clients.
- Prior integration of Apple Pay and Google Pay through tokenised payment handles.
- Experience with push notification architecture (APNs and FCM) and deep-link routing (Universal Links, App Links).
- Familiar with AWS Canadian region deployment and residency enforcement (SCPs, KMS, region-scoped services).
Migration and replatform experience (required)
- Direct experience with at least one mobile replatform from native iOS and Android to React Native, preferably a live production app with a substantial existing user base.
- Understanding of the four mobile-side migrations at replatform launch: auth token, push notification token, cached data, deep-link continuity.
Industry background (preferred).
- Prior work on Ontario or Canadian public-sector, financial services, or transportation mobile applications.
- Familiarity with PIPEDA, AODA, and WCAG 2.2 AA delivery contexts.
- Exposure to SAFe or scaled agile delivery frameworks.
Zazz Toronto, Ontario, CAN Office
18 King St E,14th Floor, Toronto, ON M5C 1C4, Canad, Toronto, Canada, ON M5C1C4
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