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Added 12 mins ago
Mechanical Rotating Equipment SME
Lauren Services
Calgary, AB
Contract
Engineer and review centrifugal compressor operating envelopes, performance curves, surge margins, capacity control, anti-surge protection, recycling systems, and recycle valve sizing.
Added 12 mins ago
Site Superintendent
RAM Excavating Limited
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Full-time
…height limits and operational restrictions. The client and the engineer need to see steady progress, clean records and a superintendent they can trust. That is the most important part of…
Added 12 mins ago
Full Stack Engineer
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Toronto, ON
$100 to $105 USD / hour
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Product Engineer
Insight Global
Toronto, ON
$150,000 to $180,000 CAD / year
Full-time
Insight Global is looking for a Product Engineer to join a growing HR technology company in a full time permanent position. This role is a net new headcount to support company growth and is…
Added 12 mins ago
Geotechnical Laboratory Technician - Seasonal
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Calgary, AB
Full-time
Report lab observations to the geotechnical engineer.
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Senior Java Security & Site Reliability Engineer
J&M Group
Montreal, QC
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Staff Software Engineer (Fullstack, BE-leaning)
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ON · United Counties of Stormont, ON
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Mechanical Rotating Equipment SME
Lauren Services
Vancouver, BC
Contract
Engineer and review centrifugal compressor operating envelopes, performance curves, surge margins, capacity control, anti-surge protection, recycling systems, and recycle valve sizing.
Added 13 mins ago
Intermediate Geotechnical EIT
GeoPacific Consultants Ltd.
Vancouver, BC
$75,000 to $85,000 CAD / year
Full-time
We are currently seeking a motivated and enthusiastic Intermediate Geotechnical Engineer in Training (EIT) to join a dynamic Engineering team at our Vancouver office. This role offers a…
Added 13 mins ago
Mechanical Rotating Equipment SME
Lauren Services
AB · Edmonton, AB
Contract
Engineer and review centrifugal compressor operating envelopes, performance curves, surge margins, capacity control, anti-surge protection, recycling systems, and recycle valve sizing.
Added 13 mins ago
AI ENGINEER
DATAEKO.AI
Huron Shores, ON
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Added 13 mins ago
Senior Electrical Engineer
Arup
Toronto, ON
Full-time
We are seeking a Senior Electrical Engineer to join our Toronto office, supporting primarily federal government projects across a range of complex building and infrastructure sectors,…
Added 14 mins ago
Software Engineer - Intern
Altera
Toronto, ON
Full-time
Added 14 mins ago
Maintenance Services Worker
HealthCareersInSask.ca
Paradise Hill, SK
Refrigeration Engineer certificate, where required by the job
Added 14 mins ago
Project Manager - Electrical Utilities Technical Services
Black & McDonald Limited
Toronto, ON · Greater Toronto Area, ON
$75,000 to $100,000 CAD / year
Full-time
Preferred designation as a Professional Engineer (P. Eng) with the Professional Engineers Ontario (PEO) or OACETT certified as a Certified Technician (C. Tech) or Certified Technologist…
Added 14 mins ago
Software Engineer II, Toast International
Toast
ON
Title: Software Engineer II, Backend - Toast International
Added 14 mins ago
Senior Software Engineer, Backend - Toast International
Toast
ON
Senior Software Engineer, Backend - Toast International
Added 14 mins ago
Designer III, Scaffolding Lead
Ameco Services Inc CALGARY DECISION
Calgary, AB
…requirements on client support job locations. The Scaffold Designer/Engineer reports directly to the Scaffold Design Manager for the LNGC JFJV project and is responsible for…
Added 14 mins ago
Senior Software Engineer (Sanctions Service & AI Inference)
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Senior Software Engineer (Sanctions Service & AI Inference)Who is Mastercard?
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Lead Data Engineer (AI & Data Strategy)
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Aircraft Maintenance Engineers - Flight Line - Kitchener, ON
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Senior Structural Engineer
Stantec
Calgary, AB
Full-time
Stantec is seeking a talented and experienced Senior Structural Engineer – Buildings to join our successful structural team in Calgary, Alberta. This is an opportunity for an accomplished…
Added 28 mins ago
Lead Instrumentation & Control Engineer, Resources
WSP in Canada
Toronto, ON
Full-time
…Greater Toronto Area, Saskatoon SK, St John's NL as a Lead I&C Engineer, you will support as a senior subject matter expert in the instrumentation and controls engineering for both new…
Added 28 mins ago
Process Engineer
Integrated Power Services
Hamilton, ON
Full-time
Integrated Power Services (IPS) is seeking an experienced Process Engineer - Operations & Continuous Improvement to lead process optimization, operational excellence initiatives, repair…
Added 28 mins ago
Consultant II / EIT II
Lydium Technical Services Ltd.
Newmarket, ON
Full-time
Build and maintain thermochemical process models and data analysis frameworks using a variety of software tools, with senior engineer review.

AI Interviews

Principal Software Engineer- React Native

Toronto, ON, Canada
Greater Toronto Area, Canada, Canada

Job type: Full-time
Apply by: Oct 29, 2026
Posting language: English
Posted: Sep 29, 2026

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Original job description

Role summary

We are seeking a Senior/Lead React Native Engineer with 8+ years of mobile engineering and 5+ years of production React Native experience.Strong expertise in React Native 0.76+, New Architecture (Bridgeless, TurboModules, Fabric), Hermes, Expo, and TypeScript is required.Hands-on experience with TanStack Query, Zustand, and Detox for iOS/Android E2E testing is essential.Experience integrating Apple Pay, Google Pay, Auth0/OIDC, APNs, and FCM is required.Strong knowledge of Universal Links, App Links, deep linking, and mobile token migration is expected.The ideal candidate should be hands-on, technically strong, and experienced in delivering production-grade mobile applications.

Responsibilities.

Deliver highest-complexity screens and integrations across three delivery waves.
Set engineering patterns, reference implementations, and code standards for the team.
Pair with the client's engineers on paired-programming and knowledge transfer.
Own payment integration, Auth0 identity flow, and push notification architecture at code level.
Lead pull request reviews.
Contribute to Architecture Decision Records.
Support the four self-sufficiency exercises during hypercare (deploy hotfix, onboard from KB, restore during simulated P1, extend using established patterns).

Must-have technical experience

8+ years mobile engineering, minimum 5 years hands-on React Native in production.
Direct production experience with React Native 0.76+ and the New Architecture (Bridgeless, TurboModules, Fabric).
Strong TypeScript, comfortable with strict mode.
Hands-on with Hermes engine and Expo SDK 52 prebuild.
Direct experience with TanStack Query and Zustand.
Detox authorship for end-to-end mobile tests, both iOS and Android.
Prior integration of Apple Pay and Google Pay (tokenised payment handles).
Prior integration of Auth0 or equivalent OIDC identity in mobile.
Prior implementation of APNs and FCM push notifications, including token migration on version upgrades.
Universal Links and App Links deep-link routing.

Native platform expertise (required).

Comfortable reading and writing native iOS (Swift or Objective-C) and native Android (Kotlin or Java) at the level required to author or maintain TurboModules bridging native SDKs into React Native.
Prior experience with iOS Keychain and Android Keystore for secure token storage.

Migration and replatform experience (required).

Direct experience on at least one mobile replatform from native to React Native, in production.
Understanding of auth token migration, push token re-registration, cached data reconciliation on first launch after replatform.

Industry background (preferred).

Regulated Canadian mobile experience (public sector, transportation, financial services).
Bilingual (English and French) app delivery experience.
WCAG 2.1 or 2.2 accessibility delivery.

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More about this job

Responsibilities

Deliver complex mobile screens and integrations, establish engineering patterns and code standards, and lead code reviews and architecture decision records. Own payment, identity, and push notification implementations, pair with client engineers for knowledge transfer, and support self-sufficiency exercises during hypercare.

Requirements

Requires at least 8 years of mobile engineering experience, including 5 years of production React Native experience, with hands-on expertise in React Native 0.76+, its New Architecture, TypeScript, Expo, and mobile testing. Candidates must also have native iOS and Android development skills, payment and identity integrations, push notifications and deep linking experience, secure token storage knowledge, and production mobile replatforming experience.

Skills

React Native
TypeScript
React Native New Architecture
Hermes
Expo
TanStack Query
Zustand
Detox
Swift
Kotlin
Apple Pay
Google Pay
Auth0
APNs
Firebase Cloud Messaging
Mobile Replatforming

Visa sponsorship

Not detected in the job text

Keywords

React Native 0.76+
Bridgeless
TurboModules
Fabric
Hermes
Expo SDK 52
TypeScript
TanStack Query
Zustand
Detox
iOS
Android
Swift
Objective-C
Kotlin
Java
Apple Pay
Google Pay
Auth0
OIDC
APNs
Firebase Cloud Messaging
Universal Links
App Links
Deep Linking
iOS Keychain
Android Keystore
Mobile Replatforming
Architecture Decision Records
WCAG 2.1/2.2

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