1,464,309+ Full Stack Developer With Reactangular Jobs in Canada — Top Companies Hiring August 2026

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Senior Full Stack Engineer — AI‑Native Platform, Remote

Alexander Chapman is seeking a Senior Full Stack Engineer to own product development end-to-end in an AI-native environment. You will build and scale backend systems with Python, FastAPI, PostgreSQL, and GCP, while delivering polished frontend experiences with React and TypeScript. You will mentor peer ...

Senior Full Stack Engineer Remote, High Impact Onboarding

Affirm is seeking a Senior Full Stack Software Engineer to lead the Acquisition & Onboarding team within the Consumer org. This role defines long-term technical strategy, mentors engineers, and drives quality across mobile, web, and backend systems. You will influence conversion, retention, and growth ...

Senior Full Stack Engineer Remote, High Impact Onboarding

Affirm is seeking a Senior Full Stack Software Engineer to lead the Acquisition & Onboarding team within the Consumer org. This role defines long-term technical strategy, mentors engineers, and drives quality across mobile, web, and backend systems. You will influence conversion, retention, and growth ...

Senior Full Stack Engineer Remote, High Impact Onboarding

Affirm is seeking a Senior Full Stack Software Engineer to lead the Acquisition & Onboarding team within the Consumer org. This role defines long-term technical strategy, mentors engineers, and drives quality across mobile, web, and backend systems. You will influence conversion, retention, and growth ...

Senior Full Stack Engineer Remote, High Impact Onboarding

Affirm is seeking a Senior Full Stack Software Engineer to lead the Acquisition & Onboarding team within the Consumer org. This role defines long-term technical strategy, mentors engineers, and drives quality across mobile, web, and backend systems. You will influence conversion, retention, and growth ...

Senior Full Stack Engineer Remote, High Impact Onboarding

Affirm is seeking a Senior Full Stack Software Engineer to lead the Acquisition & Onboarding team within the Consumer org. This role defines long-term technical strategy, mentors engineers, and drives quality across mobile, web, and backend systems. You will influence conversion, retention, and growth ...

Senior Full Stack Engineer Remote, High Impact Onboarding

Affirm is seeking a Senior Full Stack Software Engineer to lead the Acquisition & Onboarding team within the Consumer org. This role defines long-term technical strategy, mentors engineers, and drives quality across mobile, web, and backend systems. You will influence conversion, retention, and growth ...

Hybrid Full Stack Dev: Java, Spring Boot & React

Allstate Insurance Company of Canada is seeking an experienced Full Stack Developer with hands-on Java Spring Boot, React.js, and relational database skills. You will write tests with TDD, build scalable APIs, and collaborate across product and engineering teams in a hybrid work environment. The role r ...

Senior Full Stack Engineer — AI‑Driven Research Platform

A global leader in editing services is seeking a Senior Full‑Stack Engineer to design and develop AI-driven products that enhance scientific research. This role requires expertise in full-stack development with technologies like React and Node.js. Responsibilities include building scalable applications, integrat ...

Senior AI First Full Stack Engineer at Citi

Transform engineering at Citi as a Senior AI-First Full Stack Engineer in Mississauga. This key individual contributor role is focused on infusing AI into full-stack applications. Citi is in search of an individual with extensive expertise in software engineering, especially within financial service ...

Remote Senior Full Stack Engineer: Observability & Cloud Integrations

Grafana Labs, a remote-first company, is hiring for a role in its Grafana Cloud Observability team. You will develop tooling to power our cloud integrations and observability apps, working across frontend (TypeScript/React), backend (Go), and monitoring mixins (Jsonnet). As part of a globally distribut ...

Senior Full Stack Engineer: Build Scalable Web Apps

Polaramp in Toronto, Ontario is seeking a Sr. Full Stack Developer to design, develop, and maintain innovative software solutions. You will collaborate with product managers and designers to translate requirements into technical specifications and scalable APIs. Lead front-end and back-end development ...

Full Stack Backend Intern: Build APIs & Data Pipelines

About Us Key West Travel & Tours is a Vancouver-based Canadian travel company with over 20 years of experience creating unforgettable journeys across Western Canada. We specialize in guided tours, custom travel packages, and group travel experiences. The Role We are looking for ...

Full Stack Backend Intern: Build APIs & Data Pipelines

About Us Key West Travel & Tours is a Vancouver-based Canadian travel company with over 20 years of experience creating unforgettable journeys across Western Canada. We specialize in guided tours, custom travel packages, and group travel experiences. The Role We are ...

Full Stack Backend Intern: Build APIs & Data Pipelines

About Us Key West Travel & Tours is a Vancouver-based Canadian travel company with over 20 years of experience creating unforgettable journeys across Western Canada. We specialize in guided tours, custom travel packages, and group travel experiences. The Role We are looking for ...

Remote Senior Full Stack Engineer — Build Scalable Features

A forward-thinking tech company in Toronto is searching for a full-stack Software Engineer to enhance our product by building new features and optimizing existing systems. The ideal candidate will have over 5 years of experience, be proficient in PHP, Laravel, and React, and thrive in a collaborative environment ...

Remote Full Stack Tech Lead Build Scalable Backends

A digital product company is seeking a Lead Engineer to oversee technical development and architect scalable systems. Candidates should have over 7 years of professional engineering experience, expertise in Go and Python, and a strong command of React and TypeScript. This remote role emphasizes collaboration, te ...

Remote Full Stack Tech Lead Build Scalable Backends

A digital product company is seeking a Lead Engineer to oversee technical development and architect scalable systems. Candidates should have over 7 years of professional engineering experience, expertise in Go and Python, and a strong command of React and TypeScript. This remote role emphasizes collaboration, te ...

Senior Full Stack Software Engineer, Backend AI products

The Opportunity We're at an exciting point: agentic automation is moving from prototype to production, and we need a senior engineer who can own high-impact work end-to-end. You'll turn ambiguous goals into shippable milestones, operate what you build in production, and iterate fast based on real ...

Senior Full‑Stack Software Engineer Data‑Driven Applications

Position Overview: The Data Products and Services team uses some of the most cutting-edge technologies and cloud offerings to design, build and maintain machine learning frameworks, data science tools, microservices, web applications and other data driven products. We actively seek t ...

Lead Senior Full Stack Engineer — Remote Onboarding & Growth

Affirm is seeking a Senior Full Stack Software Engineer to join the Acquisition & Onboarding team. You will guide architecture across mobile, web, and backend systems, mentor engineers, and drive high-velocity delivery with a focus on reliability and user experience. The role emphasizes collaboration w ...

Senior Full Stack Engineer: Virtual Care & Video Platform

GovTech Talent Solutions Inc. seeks a Senior Fullstack Developer on a contract to support modernization of Virtual Care Products, focusing on video platform integration, clinical workflow integration, identity workflow integration, and retirement of legacy TSM functionality. You will design and impleme ...

Senior Full Stack Engineer Lead Platform & UX (Remote)

StackAdapt, a Remote First company, is seeking a Senior Full Stack Engineer to lead an expanding team building a new ads operating system. You will architect scalable web APIs and backend services, collaborating with Data Science, Product and Design to deliver high-impact product experiences across multi-chan ...

Remote Senior Full Stack Engineer: Observability & Cloud Integrations

Grafana Labs, a remote-first company, is hiring for a role in its Grafana Cloud Observability team. You will develop tooling to power our cloud integrations and observability apps, working across frontend (TypeScript/React), backend (Go), and monitoring mixins (Jsonnet). As part of a globally distribut ...

Senior Software Engineer, Full Stack Applications Ratings Technology

Senior Software Engineer, Full-Stack Applications – AI Innovation Teams As one of the world’s top three credit ratings agencies, Fitch Ratings plays a critical role in global capital markets by providing credit analysis, ratings, research, and commentary to financial market participants. For over ...

Senior Java Full Stack Engineer – Angular & REST/APIs

A technology development company in Toronto is seeking a Front-End Developer to write software implementations on Angular and integrate with REST and SOAP back-end services. The ideal candidate has 2-4 years of experience and must possess strong problem-solving and analytical skills. Responsibilities include con ...

Senior Full Stack Engineer Monetization & AI Ads (Toronto)

Pinterest in Toronto is looking for a senior full-stack engineer to join the Monetization team. You will design and ship features for ad-creation and Pinner-facing experiences, collaborating with product, design, and backend partners. The role covers the full development lifecycle from ideation to scal ...

Remote Senior Full Stack Engineer: Observability & Cloud Integrations

Grafana Labs, a remote-first company, is hiring for a role in its Grafana Cloud Observability team. You will develop tooling to power our cloud integrations and observability apps, working across frontend (TypeScript/React), backend (Go), and monitoring mixins (Jsonnet). As part of a globally distribut ...

Senior Full Stack Engineer Lead Platform & UX (Remote)

StackAdapt, a Remote First company, is seeking a Senior Full Stack Engineer to lead an expanding team building a new ads operating system. You will architect scalable web APIs and backend services, collaborating with Data Science, Product and Design to deliver high-impact product experiences across multi-chan ...

Full Stack Data Consultant (DuckDB Platform Liquid Decisions)

Get AI-powered advice on this job and more exclusive features. This range is provided by Liquid Analytics. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $58,000.00/yr - $73,000.00/yr Direct message the job ...

Senior Full Stack Engineer: Build Scalable Web Apps

Polaramp in Toronto, Ontario is seeking a Sr. Full Stack Developer to design, develop, and maintain innovative software solutions. You will collaborate with product managers and designers to translate requirements into technical specifications and scalable APIs. Lead front-end and back-end development ...

Senior Full Stack Engineer Lead Platform & UX (Remote)

StackAdapt, a Remote First company, is seeking a Senior Full Stack Engineer to lead an expanding team building a new ads operating system. You will architect scalable web APIs and backend services, collaborating with Data Science, Product and Design to deliver high-impact product experiences across multi-chan ...

Senior Full Stack Software Engineer – Remote Health Tech

A healthcare technology company is seeking a Senior Software Developer with extensive experience in full-stack engineering. In this role, you will create scalable and efficient systems, collaborating closely with cross-functional teams. Applicants should have at least 5 years of experience and strong proficiency ...

Senior Full Stack Engineer Lead Platform & UX (Remote)

StackAdapt, a Remote First company, is seeking a Senior Full Stack Engineer to lead an expanding team building a new ads operating system. You will architect scalable web APIs and backend services, collaborating with Data Science, Product and Design to deliver high-impact product experiences across multi-chan ...

Senior Full Stack Engineer React/Node.js (Hybrid Toronto)

TEEMA is seeking a Senior Full Stack Developer to lead and contribute hands-on across React and Node.js, delivering scalable REST APIs and cloud-based solutions. Based in Toronto, this hybrid role requires 3 onsite days per week. Salary is CAD 120,000–150,000 plus bonus and RRSP matching; you will shap ...

Senior Java Full Stack Engineer (Spring Boot + Angular)

A leading technology solutions provider in Toronto seeks a Senior Full Stack Developer with expertise in Java, Spring Boot, and Angular. The successful candidate will design and develop enterprise-grade applications and collaborate with cross-functional teams. We are looking for someone with over 8 years of expe ...

Senior Software Engineer, Full Stack Applications Ratings Technology

Select how often (in days) to receive an alert: Senior Software Engineer, Full-Stack Applications - Ratings Technology Requisition ID: 49251 Business Unit: Fitch Group Category: Information Technology Location: Toronto, ON, CA Date Posted: Jul 24, 2026 ...

Full Stack Software Engineer Money as a Service

Drive technological innovation at Stripe as a Full Stack Software Engineer in Toronto, focusing on Money as a Service. Integration of financial tools will impact millions of transactions. Join the Money as a Service sub-organization at Stripe, where your skills will help shape products crucial for b ...

Full Stack Engineer – AI Gaming Tech Startup (Hybrid)

OverviewAtLocusX , we’re aiming to steadily revolutionize the Software Development Life Cycle (SDLC) and reimagine the game development pipeline by embedding intelligence at its core. Our platform uses ML to automate testing, debugging, and production insights—helping studios ship faster, sma ...

Full Stack Engineer: Build & Own Modern Web Apps

Siemens Industry Software Inc. is seeking a Full Stack Engineer to build and maintain features across the full technology stack, from database design to modern web interfaces. You will own your work through design, deployment, and maintenance in a collaborative environment that values learning and shar ...

Senior Full Stack Engineer Lead Platform & UX (Remote)

StackAdapt, a Remote First company, is seeking a Senior Full Stack Engineer to lead an expanding team building a new ads operating system. You will architect scalable web APIs and backend services, collaborating with Data Science, Product and Design to deliver high-impact product experiences across multi-chan ...

Senior Applied AI Full Stack Engineer at Citi

Join Citi as a Senior Applied AI Full-Stack Engineer, where you'll lead the design of cutting-edge data visualization and reporting tools. Leverage your expertise in technologies like Angular, React, and Starburst to build advanced analytical applications.This expert-level role focuses on architecting high-p ...

Senior Full Stack Engineer Lead Platform & UX (Remote)

StackAdapt, a Remote First company, is seeking a Senior Full Stack Engineer to lead an expanding team building a new ads operating system. You will architect scalable web APIs and backend services, collaborating with Data Science, Product and Design to deliver high-impact product experiences across multi-chan ...

Citi Senior Full Stack Engineer: AI & Data Visualization

Drive innovation at Citi as a Senior Full-Stack Engineer specializing in AI and data visualization. You'll shape interactive, analytical applications that enhance investment banking workflows and data insights.This role demands proficiency in designing high-performance web applications and complex reporting ...

Senior Golang & React Full Stack Engineer Remote (Canada)

A forward-thinking consulting firm in Canada seeks a Senior Full Stack Software Developer specializing in Golang and React. This permanent position offers 100% remote work within Canada. Ideal candidates will have over 9 years of experience in software development, encompassing both back-end and front-end techno ...

Senior Full Stack Software Engineer – Remote Health Tech

A healthcare technology company is seeking a Senior Software Developer with extensive experience in full-stack engineering. In this role, you will create scalable and efficient systems, collaborating closely with cross-functional teams. Applicants should have at least 5 years of experience and strong proficiency ...

Senior Full Stack Software Engineer – Acquisitions and Activation

Senior Full Stack Software Engineer - Acquisitions and Activation at Okta About the role In this pivotal role, you will be responsible for the systems that facilitate the onboarding process for new users of the Auth0 platform. Your primary focus will be on constructing and maintaining the infrastr ...

Wealth Tech Full Stack Engineer – On Site (Toronto)

A leading financial services firm in Toronto is looking for a skilled Full Stack Web Developer to join their tech team. In this full-time, on-site role, you will design and maintain software applications, collaborating closely with Product Managers to develop high-quality software solutions. The ideal candidate ...

Senior Full Stack Engineer: Enterprise Platforms & AI Tools

RBC in Vancouver is seeking a Senior Full Stack Developer to build and extend enterprise-wide digital tools such as RBC Translate and Canva. The role involves developing new applications, integrating APIs, and ensuring secure data handling across systems. You will work with React.js on the frontend and ...

Remote Senior Full Stack Engineer: Observability & Cloud Integrations

Grafana Labs, a remote-first company, is hiring for a role in its Grafana Cloud Observability team. You will develop tooling to power our cloud integrations and observability apps, working across frontend (TypeScript/React), backend (Go), and monitoring mixins (Jsonnet). As part of a globally distribut ...

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    Full Stack Developer With Reactangular Jobs in Canada Job Search Guide, Trends and Insights