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Added 3 days ago
Staff Android Engineer (Founding)
Grow Therapy
Waterloo, ON
$217,000 to $289,000 USD / year
Full-time
…connect with their providers, and stay engaged between sessions. Android is next, and we're hiring our founding Android engineer to build…
Added 3 days ago
Lead Android Engineer
Bankjoy
Remote, Canada
Full-time · Remote
As Android Tech Lead at Bankjoy, you will own the technical direction, architecture, and delivery of our Android banking platform while leading a team of three Android engineers embedded…
Added 3 days ago
Senior Android Engineer
Bankjoy
Remote, Canada
Full-time · Remote
We're looking for a talented Sr. Android Engineer for our mobile team to join Bankjoy! You will be responsible for developing native Android code solutions to build digital banking products…
Added 3 days ago
LEAD SOFTWARE DEVELOPER
The Home Depot Canada
Toronto, ON
Full-time
Added 3 days ago
Senior Mobile Developer
Infotek Consulting Inc.
Toronto, ON
Contract
This is a highly hands-on senior position for an experienced mobile engineer with strong expertise across iOS and Android, particularly Kotlin and Kotlin Multiplatform (KMP).
Added 3 days ago
DÉVELOPPEUR RESPONSABLE - TI
The Home Depot Canada
Toronto, ON
Full-time
Added 3 days ago
LLM Engineer
Qualcomm
Markham, ON
Full-time
…smarter, connected future for all. As a Qualcomm Machine Learning Engineer, you will create and implement machine learning techniques, frameworks, and tools that enable the efficient…
Added 4 days ago
Senior Android Engineer, Manulife Bank Technology
Manulife
Toronto, ON · Waterloo, ON
Full-time
As a Senior Android Engineer, you will join the small, high-impact team responsible for building Canada's top-rated banking app for Android. You will take a leading role in developing…
Added 4 days ago
Senior Android Developer
MapsPeople
Toronto, ON
Full-time
…support this journey, we are looking for an experienced Senior Android Developer who is comfortable leading technical initiatives, mentoring developers, and influencing engineering…
Added 4 days ago
Senior Software Developer - Full Stack [CONSUMER]
HelloFresh
Toronto, ON
We are looking for an engineer to help implement solutions & write beautiful code, working with various team members as we build out our consumer facing applications & the infrastructure…
Added 4 days ago
Intern, Mobile Software Engineer - Team Gringotts North - Winter 2027
Capital One
Toronto, ON
Full-time
161 Bay Street (93021), Canada, Toronto,Toronto, Ontario,Intern, Mobile Software Engineer - Team Gringotts North - Winter 2027
Added 4 days ago
Senior AI Engineer, MapGPT
Jobgether
Canada
Full-time
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior AI Engineer, MapGPT based in Canada.
Added 5 days ago
Android Engineer (Senior-Staff Levels)
Cantina Labs
MB
Full-time
As an Android Engineer at Cantina, you’ll lead the development of innovative, high-performance features - from crafting personalized feeds and immersive custom UIs to empowering bots with…
Added 5 days ago
Staff Software Engineer, Qualcomm AI Runtime
Qualcomm
Markham, ON
Full-time
Staff Software Engineer – Qualcomm AI Runtime
Added 5 days ago
Staff Android Engineer - Tangerine
Tangerine
Toronto, ON
Full-time
As a Staff Android Engineer, you'll be joining one of our teams that's rebuilding our mobile banking / wealth application. You will be contributing to the development of world-class digital…
Added 5 days ago
Staff Android Engineer - Tangerine
Scotiabank
Toronto, ON
As a Staff Android Engineer, you'll be joining one of our teams that's rebuilding our mobile banking / wealth application. You will be contributing to the development of world-class digital…
Added 5 days ago
Staff AI Software Engineer
Qualcomm
Markham, ON
Full-time
…smarter, connected future for all. As a Qualcomm Machine Learning Engineer, you will create and implement machine learning techniques, frameworks, and tools that enable the efficient…
Added 8 days ago
Cyber Secruity Engineer
Lorex Technology
Markham, ON
$105,000 to $125,000 CAD / year
Full-time
AWS Certified Security – Specialty, GCP Professional Cloud Security Engineer, CISSP, CISA, or CCSK
Added 9 days ago
Software Engineer
Picovoice
Vancouver, BC
$75,000 to $150,000 CAD / year
Full-time
Added 10 days ago
Sr. Software Engineer - Fullstack
eBay
Toronto, ON
Full-time
We are looking for a Senior Software Engineer – Full Stack with 6+ years of professional software development experience to help build a new, scalable authentication platform.
Added 9 days ago
Staff Product Security Engineer, Reviews
Okta
Toronto, ON
The Staff Product Security Engineer Opportunity
Added 10 days ago
Principal Design Engineer
League Inc.
Canada
…health and well-being. We're looking for a Principal Design Engineer to own the bridge between design and code. Our design system serves web, iOS, and Android across every product and…
Added 11 days ago
Senior Android Developer - Trailering Application
General Motors
Markham, ON · Oshawa, ON
Full-time
GM is looking to hire a Senior Android Software Engineer to lead design, development, and long‑term maintenance of in‑vehicle infotainment (IVI) apps on Android Automotive OS (AAOS) for…
Added 10 days ago
Senior Staff Software Developer, Developer Infrastructure
Robinhood
Toronto, ON
…integrated teams whose collective mission is to make every engineer at Robinhood faster, more reliable, and exponentially more productive. The org spans four major teams: DevX (Developer…
Added 11 days ago
Software Development Engineer, Ring Cloud Connectivity Org
Amazon
Toronto, ON
Ring is seeking a Mobile Software Development Engineer to join the Cloud Connectivity organization in Toronto, where you'll build and deliver customer-facing mobile experiences that power…

Closed listing

Zazz

Lead React Native Engineer - Canada

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

Job type: Contract
Closing date: Mar 21, 2027
Posting language: English
Posted: Sep 22, 2026

This opening has closed.

The original listing is kept below for reference.

Find open jobs More jobs with this employer

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Added 1 day ago
Staff Software Engineer
Okta · Toronto, ON, Canada
$160,000 to $220,000 CAD / year
Added 1 day ago
Staff Software Engineer
Okta · Toronto, ON, Canada
Added 1 day ago
Senior React Native Engineer-Canada
Zazz · Toronto, ON, Canada
Added 2 days ago
Lead Full-Stack GenAI Engineer
Urban Ridge Supplies · Toronto, ON, Canada

Search current openings

Original job description

Archived listing. The details below describe a past opening.

Role summary: Lead engineer on the delivery team, owning the highest-complexity screens, integrations, and engineering patterns across a production mobile application. The role requires strong hands-on expertise in React Native 0.76+, New Architecture (Fabric, TurboModules, Bridgeless), TypeScript, Hermes, Expo SDK 52, TanStack Query, Zustand, and Detox, along with native Swift/Kotlin development. You will own key integrations including Auth0/OIDC, Apple Pay, Google Pay, APNs, FCM, Universal Links, and App Links, with experience in iOS Keychain and Android Keystore for secure token storage. Prior production experience with native-to-React Native replatforming and migration of authentication tokens, push notifications, and cached data is required.

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.

Equal Opportunity & Accommodation

Zazz is an equal opportunity employer committed to providing a workplace free from discrimination and harassment. We welcome applications from all qualified candidates and do not discriminate on the basis of race, colour, ancestry, place of origin, ethnic origin, religion, age, sex, sexual orientation, gender identity or expression, marital status, family status, disability, or any other characteristic protected by applicable human rights legislation.

Zazz is committed to providing reasonable accommodation throughout the recruitment and selection process. If you require accommodation to participate in the application or interview process, please let us know and we will work with you to meet your accessibility needs.

About employer

More about this job

Responsibilities

The lead engineer will own the delivery of high-complexity mobile application screens, integrations, and engineering patterns. They are responsible for setting code standards, leading pull request reviews, and managing critical payment and identity architecture.

Requirements

Candidates must have at least 8 years of mobile engineering experience, including 5 years of hands-on production experience with React Native. Proficiency in native iOS and Android development, along with experience in mobile replatforming and secure token storage, is required.

Skills

React Native
TypeScript
Swift
Kotlin
Expo SDK
TanStack Query
Zustand
Detox
Auth0
Apple Pay
Google Pay
APNs
FCM
Universal Links
TurboModules
Fabric

Visa sponsorship

Not detected in the job text

Keywords

React Native
TypeScript
Swift
Kotlin
Hermes
Expo SDK
TanStack Query
Zustand
Detox
Auth0
OIDC
Apple Pay
Google Pay
APNs
FCM
Universal Links
App Links
iOS Keychain
Android Keystore
TurboModules
Fabric
Bridgeless
Mobile Engineering
Replatforming
WCAG
Accessibility
Architecture Decision Records
Software Engineering
IT Services
IT Consulting

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