Remote Software Engineering and Development jobs open to Canada.

JavaScript

HTML, CSS, JavaScript, browser devtools and cross-browser debugging, AI-assisted fixes, Gecko or WebCompat a plus

MozillaMozilla is a family of mission-driven organizations behind Firefox, Thunderbird, open-source AI tools and public-interest technology initiatives.

1.5 years of experience, C++, Real-time multiplayer architecture, High-load backend architecture, AI-assisted software development, LiveOps experience, Technical strategy definition, People management, Custom game engines, Fluency in English and Russian

TypeScript · React

Not open in France, Italy or Germany, 3+ years mobile and web apps, React and React Native, TypeScript, Web3

MetaMaskMetaMask is a self-custodial financial platform that allows users to hold, spend, save, and grow both crypto and traditional assets.

Node.js · Java

Greater Toronto Area only per posting, 5+ years software engineering, Java Spring Boot, Node.js, OAuth 2.0, on-call

MarqetaMarqeta provides a card issuing and payment processing platform that lets companies issue cards, authorize transactions, and manage payment operations in real time.

Python · Java

Ontario or BC only, 5+ years software or data engineering, Java or Python, Spark, Iceberg or Delta Lake, on-call

MarqetaMarqeta provides a card issuing and payment processing platform that lets companies issue cards, authorize transactions, and manage payment operations in real time.

TypeScript · JavaScript · Angular

5+ years Angular, JavaScript/TypeScript, HTML/CSS, Git, FHIR/healthcare a plus

Smile Digital HealthSmile Digital Health is a healthtech B2B company providing a FHIR-based clinical data repository as a service, headquartered in Canada and the US, focusing on healthcare interoperability and data management solutions for global healthcare organizations.

Python · Azure · Kubernetes

5+ years Kubernetes, AKS/Azure CNI, Helm, Terraform, Bash/Python, on-call, Ontario only

Smile Digital HealthSmile Digital Health is a healthtech B2B company providing a FHIR-based clinical data repository as a service, headquartered in Canada and the US, focusing on healthcare interoperability and data management solutions for global healthcare organizations.

2+ years engineering management (6-8+ engineer teams), customer-facing product engineering, senior IC management

VantaVanta is a San Francisco-based B2B SaaS company specializing in automated compliance and security management for the technology, healthcare, and finance industries.

Python · Kotlin · AWS

5+ years software engineering, Python/Kotlin, high-availability distributed systems, AWS, not Quebec/territories

AffirmAffirm operates a payment network that gives consumers flexible ways to pay and helps merchants grow.

Go · Ruby

Golang, Ruby, Node, analytics/graph/CDC data systems, production AI tool orchestration, multi-tenant SaaS

GitLabGitLab provides a DevSecOps platform for planning, building, securing and delivering software.

Go

Golang, OS-level networking (sockets, routing, packet filtering), proxies/overlay routing, distributed systems

TailscaleTailscale builds secure, easy-to-manage private networks using WireGuard.

Kotlin · Swift

5+ years engineering management, iOS and Android, Kotlin, Swift/RxSwift

MercuryMercury is a fintech company offering banking, credit, payments, treasury, and financial software for businesses and individuals. Banking services are provided by partner banks.

Go

Shipped LLM/agent features to 10k+ users, Golang backend, RAG and tool calling, LLM evals, 1 year Web3 preferred

Trust WalletTrust Wallet is a non-custodial, multi-chain cryptocurrency wallet that lets people self-custody and manage digital assets across 100+ blockchains.

TypeScript

10+ years software engineering, full-stack TypeScript, LLM/RAG apps, customer-facing engineering, EU hours overlap

MozillaMozilla is a family of mission-driven organizations behind Firefox, Thunderbird, open-source AI tools and public-interest technology initiatives.

TypeScript · JavaScript · Python

Senior+ engineer, TypeScript/JavaScript or Python, Codex/Claude Code/Cursor use, English B2+, 10-20 hrs/week

G2iG2i connects companies with software engineers and AI-training specialists for contract work.

TypeScript · JavaScript · Python

Senior+ engineer, TypeScript/JavaScript or Python, Codex/Claude Code/Cursor use, English B2+, 10-20 hrs/week

G2iG2i connects companies with software engineers and AI-training specialists for contract work.

TypeScript · JavaScript · Python

Senior+ engineer, TypeScript/JavaScript or Python, Codex/Claude Code/Cursor use, English B2+, 10-20 hrs/week

G2iG2i connects companies with software engineers and AI-training specialists for contract work.

TypeScript · JavaScript · Python

Senior+ engineer, TypeScript/JavaScript or Python, Codex/Claude Code/Cursor use, English B2+, 10-20 hrs/week

G2iG2i connects companies with software engineers and AI-training specialists for contract work.

React

3+ years mobile/web DevOps, GitHub Actions and Expo/EAS, React Native, App Store and Play releases, Supabase

G2iG2i connects companies with software engineers and AI-training specialists for contract work.

Python · Kotlin · AWS

1.5+ years backend, Python or Kotlin, Kafka, Flink, AWS, Kubernetes, listed provinces (no Quebec)

AffirmAffirm operates a payment network that gives consumers flexible ways to pay and helps merchants grow.

Kubernetes

5+ years software engineering, MySQL/TiDB, database automation on Kubernetes, listed provinces (no Quebec)

AffirmAffirm operates a payment network that gives consumers flexible ways to pay and helps merchants grow.

Python · Kotlin · AWS

8+ years backend (Python or Kotlin), search/recommendation engines, AWS, MySQL, Spark, listed provinces (no Quebec)

AffirmAffirm operates a payment network that gives consumers flexible ways to pay and helps merchants grow.

Python · AWS · Kubernetes

CI expertise, GitHub, AWS, Kubernetes, Python, Build systems, Large monorepos, Open source contribution

AffirmAffirm operates a payment network that gives consumers flexible ways to pay and helps merchants grow.

React · Python · AWS

Ontario-based, full-stack Python, React, PostgreSQL, AWS, production AI/ML integration

PolicyMePolicyMe is a Toronto-based B2C insurtech startup specializing in digital life, critical illness, and health & dental insurance solutions for the Canadian market.

React · Python · AWS

Ontario-based, 5+ years full-stack and production AI/ML systems, Python, React, AWS

PolicyMePolicyMe is a Toronto-based B2C insurtech startup specializing in digital life, critical illness, and health & dental insurance solutions for the Canadian market.

Java · Go

2+ years backend development, Golang, Java or C++, large-scale distributed systems

StripeStripe builds programmable financial infrastructure used by 5 million+ businesses to accept payments, manage revenue, and embed financial services.

5+ years backend, data pipelines, Kafka or similar, EVM or Solana smart contracts, quarterly in-person surges

CoinbaseCoinbase operates a cryptocurrency platform for buying, selling, storing and using digital assets.

JavaScript · React · Java

10+ years full-stack, JavaScript, React, Java, Kotlin, Scala or Node, Pacific Time preferred

AtlassianAtlassian is a Sydney-based B2B software company specializing in collaboration tools for software development and project management, serving a global market.

TypeScript · React

5+ years customer-facing frontend, React, TypeScript, Jest/Cypress/Playwright testing, mentoring

AtlassianAtlassian is a Sydney-based B2B software company specializing in collaboration tools for software development and project management, serving a global market.

2 years of experience, C#, Elite 3E, REST APIs, JSON, XML, Git, Power Automate, Financial systems integration, Legal technology exposure, Problem-solving skills

HarborHarbor is a global provider of expert services in strategy, legal technology, operations, and intelligence, primarily serving law firms and corporate legal departments.