Lead Developer React Ruby Jobs in Canada

Professional job seekers finding Canada jobs through Expertini
750,000+ professionals on Expertini 750,000+ Candidates
Join our global community
Expertini Penguin Mascot Resume Score™
Resume Score™ Instantly
Upload Your CV
Quick 30-second process

Apply Today & Jumpstart Your Career on Expertini, Trusted Since 2008.

Reset

Create Job Alert

 
   
Reset

AI Engineer

Job Description Insight Global is seeking a Full Stack Developer with deep expertise in Python (FastAPI), Vue.js, and Azure cloud technologies to lead the design and delivery of cutting‑edge AI‑driven applications. This role combines technical leadership, hands‑on development, and collaboration acr ...

AI Engineer

Job Description Insight Global is seeking a Full Stack Developer with deep expertise in Python (FastAPI), Vue.js, and Azure cloud technologies to lead the design and delivery of cutting‑edge AI‑driven applications. This role combines technical leadership, hands‑on development, and collaboration ...

Senior Full Stack React Native Engineer (Hybrid)

A national broadcasting organization in Canada is seeking a Full-Stack React Native Developer to contribute to a second-language learning app. The role involves developing the app, collaborating on user experiences, and ensuring high performance. The position is hybrid, allowing for flexible work arrangements, w ...

Senior React Front End Engineer — 5+ Years, Clearance

A global IT consulting firm is seeking a skilled web developer to create high-performance applications using React and modern JavaScript. This role requires at least 5 years of experience in React development, proficiency in HTML5, CSS3, and responsive design. You'll collaborate with backend teams and ensure qua ...

Front End Developer (Remote Canada) — Design System

A fast-growing SaaS company in Brossard is seeking a UI/Front-End Developer to implement a design system and bridge design with technical execution. The role requires strong skills in CSS, React, and front-end development with over 5 years of experience. Responsibilities include building a React component librar ...

Front End Developer (Remote Canada) — Design System

A fast-growing SaaS company in Brossard is seeking a UI/Front-End Developer to implement a design system and bridge design with technical execution. The role requires strong skills in CSS, React, and front-end development with over 5 years of experience. Responsibilities include building a React component librar ...

Front End Developer (Remote Canada) — Design System

A fast-growing SaaS company in Brossard is seeking a UI/Front-End Developer to implement a design system and bridge design with technical execution. The role requires strong skills in CSS, React, and front-end development with over 5 years of experience. Responsibilities include building a React component librar ...

Full Stack Developer — Equity, Bonus & Growth Opportunity

A telehealth company is seeking a Full-Stack Developer to enhance mental healthcare for older adults. You will develop JavaScript applications with Python backends and build responsive interfaces using React. Ideal candidates have a bachelor's degree and 3+ years of experience in programming, especially with Pyt ...

Remote Full Stack Engineer Scale a High Impact SaaS

A tech company in Canada is seeking a Full Stack Developer to join their Product Development team. The role involves designing and maintaining scalable web applications using React, Node.js, and other technologies. Ideal candidates should have 5+ years of experience, particularly in React and Node.js, alongside ...

Front End Developer (Remote Canada) — Design System

A fast-growing SaaS company in Brossard is seeking a UI/Front-End Developer to implement a design system and bridge design with technical execution. The role requires strong skills in CSS, React, and front-end development with over 5 years of experience. Responsibilities include building a React component librar ...

Front End Developer (Remote Canada) — Design System

A fast-growing SaaS company in Brossard is seeking a UI/Front-End Developer to implement a design system and bridge design with technical execution. The role requires strong skills in CSS, React, and front-end development with over 5 years of experience. Responsibilities include building a React component librar ...

Front End Developer (Remote Canada) — Design System

A fast-growing SaaS company in Brossard is seeking a UI/Front-End Developer to implement a design system and bridge design with technical execution. The role requires strong skills in CSS, React, and front-end development with over 5 years of experience. Responsibilities include building a React component librar ...

Senior Full Stack React Native Engineer (Hybrid)

A national broadcasting organization in Canada is seeking a Full-Stack React Native Developer to contribute to a second-language learning app. The role involves developing the app, collaborating on user experiences, and ensuring high performance. The position is hybrid, allowing for flexible work arrangements, w ...

Lead Mobile Engineer Real Time Messaging for Dentists

A dental communication platform is seeking a mobile app developer with expertise in React Native and React JS. You will own the mobile app experience, ensuring it is fast and user-friendly for dentists. Collaborating closely with an offshore engineer, you will drive mobile architecture decisions and contribute t ...

React Frontend Engineer – Data & 3D Visualization (Hybrid)

A technology consulting firm is seeking a React Frontend Developer to contribute to a next-generation user interface platform focused on construction project intelligence. This hybrid role involves building modular, data-driven UI components that integrate with 3D visualization tools. Candidates should have stro ...

Front End Developer (Remote Canada) — Design System

A fast-growing SaaS company in Brossard is seeking a UI/Front-End Developer to implement a design system and bridge design with technical execution. The role requires strong skills in CSS, React, and front-end development with over 5 years of experience. Responsibilities include building a React component librar ...

Frontend & Mobile Engineer Design Systems & Platforms

A leading fintech company in Toronto is seeking a Frontend/Mobile Developer to create high-quality user experiences across web and mobile platforms. This hybrid position emphasizes collaboration and design system evolution, requiring experience with TypeScript, React, and React Native. Ideal candidates will be c ...

Frontend & Mobile Engineer Design Systems & Platforms

A leading fintech company in Toronto is seeking a Frontend/Mobile Developer to create high-quality user experiences across web and mobile platforms. This hybrid position emphasizes collaboration and design system evolution, requiring experience with TypeScript, React, and React Native. Ideal candidates will be c ...

Senior React Front End Engineer — 5+ Years, Clearance

A global IT consulting firm is seeking a skilled web developer to create high-performance applications using React and modern JavaScript. This role requires at least 5 years of experience in React development, proficiency in HTML5, CSS3, and responsive design. You'll collaborate with backend teams and ensure qua ...

Lead Mobile Engineer Real Time Messaging for Dentists

A dental communication platform is seeking a mobile app developer with expertise in React Native and React JS. You will own the mobile app experience, ensuring it is fast and user-friendly for dentists. Collaborating closely with an offshore engineer, you will drive mobile architecture decisions and contribute t ...

Remote Full Stack Engineer Scale a High Impact SaaS

A tech company in Canada is seeking a Full Stack Developer to join their Product Development team. The role involves designing and maintaining scalable web applications using React, Node.js, and other technologies. Ideal candidates should have 5+ years of experience, particularly in React and Node.js, alongside ...

React Frontend Engineer – Data & 3D Visualization (Hybrid)

A technology consulting firm is seeking a React Frontend Developer to contribute to a next-generation user interface platform focused on construction project intelligence. This hybrid role involves building modular, data-driven UI components that integrate with 3D visualization tools. Candidates should have stro ...

Senior React Front End Engineer — 5+ Years, Clearance

A global IT consulting firm is seeking a skilled web developer to create high-performance applications using React and modern JavaScript. This role requires at least 5 years of experience in React development, proficiency in HTML5, CSS3, and responsive design. You'll collaborate with backend teams and ensure qua ...

Senior Frontend Engineer — React & Platform Systems

A global commerce company in Montreal is seeking an Intermediate/Senior Frontend Developer to enhance user-facing experiences. The role revolves around building scalable web applications using React and Node.js, collaborating with product teams, and ensuring optimal performance. Candidates should have 4+ years o ...

Lead Mobile Engineer Real Time Messaging for Dentists

A dental communication platform is seeking a mobile app developer with expertise in React Native and React JS. You will own the mobile app experience, ensuring it is fast and user-friendly for dentists. Collaborating closely with an offshore engineer, you will drive mobile architecture decisions and contribute t ...

Full Stack Developer — Equity, Bonus & Growth Opportunity

A telehealth company is seeking a Full-Stack Developer to enhance mental healthcare for older adults. You will develop JavaScript applications with Python backends and build responsive interfaces using React. Ideal candidates have a bachelor's degree and 3+ years of experience in programming, especially with Pyt ...

Senior Full Stack React Native Engineer (Hybrid)

A national broadcasting organization in Canada is seeking a Full-Stack React Native Developer to contribute to a second-language learning app. The role involves developing the app, collaborating on user experiences, and ensuring high performance. The position is hybrid, allowing for flexible work arrangements, w ...

Front End Developer (Remote Canada) — Design System

A fast-growing SaaS company in Brossard is seeking a UI/Front-End Developer to implement a design system and bridge design with technical execution. The role requires strong skills in CSS, React, and front-end development with over 5 years of experience. Responsibilities include building a React component librar ...

Experienced Java Developer Focused on Web Technologies and Microservices

Harness your development skills in a hybrid role as a Java FullStack Developer. Specialize in Java and Spring Boot to create robust, high-performance web applications.We’re looking for a developer with extensive experience—7+ years in IT, particularly in Java/J2EE and microservices. You’ll work extensively w ...

Expert Full Stack Developer Opportunity

Shape the future of technology as a Full Stack Developer with expertise in React and Java. Collaborate in a dynamic, agile environment to deliver robust, cloud-native applications.This role seeks a highly skilled Full Stack Developer with front-end proficiency in React and back-end expertise in Java/Spring B ...

Expert Full Stack Developer Opportunity

Shape the future of technology as a Full Stack Developer with expertise in React and Java. Collaborate in a dynamic, agile environment to deliver robust, cloud-native applications.This role seeks a highly skilled Full Stack Developer with front-end proficiency in React and back-end expertise in Java/Spring B ...

Experienced Full Stack Developer for Innovative Cloud Solutions

Drive impactful web innovation as a Full-Stack Developer focused on AWS serverless architecture. Leverage your skills to develop scalable applications that deliver real-world solutions in a collaborative environment.Join a dynamic team as a Full-Stack Developer working on diverse client projects. You will ap ...

Experienced Java Developer Focused on Web Technologies and Microservices

Harness your development skills in a hybrid role as a Java FullStack Developer. Specialize in Java and Spring Boot to create robust, high-performance web applications.We’re looking for a developer with extensive experience—7+ years in IT, particularly in Java/J2EE and microservices. You’ll work extensively w ...

Experienced Java Developer Focused on Web Technologies and Microservices

Harness your development skills in a hybrid role as a Java FullStack Developer. Specialize in Java and Spring Boot to create robust, high-performance web applications. We’re looking for a developer with extensive experience—7+ years in IT, particularly in Java/J2EE and microservices. You’ll work ext ...

Senior UI Developer for Capital Markets

Create innovative user interfaces as a Senior UI Developer. Leverage modern frameworks to transform securitization workflows into engaging, data-filled applications for real-time market insights. This role seeks a skilled Senior UI Developer experienced in creating responsive web applications using ...

Expert Full Stack Developer Opportunity

Shape the future of technology as a Full Stack Developer with expertise in React and Java. Collaborate in a dynamic, agile environment to deliver robust, cloud-native applications. This role seeks a highly skilled Full Stack Developer with front-end proficiency in React and back-end expertise in Jav ...

Web3 Wallets & Onchain Tools Engineer (SDKs & APIs)

A leading cryptocurrency exchange in Canada is seeking a dynamic software engineer to enhance their developer experience by designing and maintaining open-source SDKs. The ideal candidate should have 3+ years of fullstack development experience, fluency in Golang, Typescript, React, and React Native, and a stron ...

Web3 Wallets & Onchain Tools Engineer (SDKs & APIs)

A leading cryptocurrency exchange in Canada is seeking a dynamic software engineer to enhance their developer experience by designing and maintaining open-source SDKs. The ideal candidate should have 3+ years of fullstack development experience, fluency in Golang, Typescript, React, and React Native, and a stron ...

Web3 Wallets & Onchain Tools Engineer (SDKs & APIs)

A leading cryptocurrency exchange in Canada is seeking a dynamic software engineer to enhance their developer experience by designing and maintaining open-source SDKs. The ideal candidate should have 3+ years of fullstack development experience, fluency in Golang, Typescript, React, and React Native, and a stron ...

Sr. Full Stack Developer

Job DescriptionInsight Global is hiring a Sr. Full-Stack Developer for a technology client in a fully remote, full-time role. In this position, you will contribute to the design and development of a new document management platform. Your work will involve building and enhancing features using Go and React, ...

Sr. Full Stack Developer

Job Description Insight Global is hiring a Sr. Full-Stack Developer for a technology client in a fully remote, full-time role. In this position, you will contribute to the design and development of a new document management platform. Your work will involve building and enhancing features using Go ...

Sr. Full Stack Developer

Job Description Insight Global is hiring a Sr. Full-Stack Developer for a technology client in a fully remote, full-time role. In this position, you will contribute to the design and development of a new document management platform. Your work will involve building and enhancing features using Go ...

Sr. Full Stack Developer

Job Description Insight Global is hiring a Sr. Full-Stack Developer for a technology client in a fully remote, full-time role. In this position, you will contribute to the design and development of a new document management platform. Your work will involve building and enhancing features usin ...

Full Stack Developer with a Front End Focus in Dynamic Startup

Launch your journey as a Full-Stack Developer focused on building interfaces with React. Ideal for early-career professionals eager to transition into a full-stack role while making a difference in a startup.This role welcomes developers with around 2 years of experience and a solid foundation in React. You ...

Agile Full Stack Developer Focused on User Experience

Join an innovative Agile team as a Full-Stack Developer. Support Solution Engineers by debugging and enhancing Signavio Solutions while driving user satisfaction.As a critical member of the Solution Engineering team, you will engage in both frontend and backend development projects. This role emphasizes hand ...

Senior Systems Developer for Automation and Integration

Elevate operational efficiency as a Senior Systems Developer focused on automation using cutting-edge technologies. Work in a hybrid environment, collaborating with teams to implement transformative solutions.In this pivotal role, you will help shape the automation strategy within the IT Systems team. Your e ...

Senior Systems Developer for Automation and Integration

Elevate operational efficiency as a Senior Systems Developer focused on automation using cutting-edge technologies. Work in a hybrid environment, collaborating with teams to implement transformative solutions.In this pivotal role, you will help shape the automation strategy within the IT Systems team. Your e ...

Agile Full Stack Developer Focused on User Experience

Join an innovative Agile team as a Full-Stack Developer. Support Solution Engineers by debugging and enhancing Signavio Solutions while driving user satisfaction. As a critical member of the Solution Engineering team, you will engage in both frontend and backend development projects. This role empha ...

Senior Full Stack Developer (Shopify Expert)

Company Overview – Pearl West Pearl West is a leading eCommerce investment and operating group specializing in acquiring, optimizing, and scaling premium Shopify brands .Our mission is to create high-performance online shopping experiences that drive revenue, enhance user engagement, and maxi ...

Senior Engineering Manager (Platform)

Join to apply for the Senior Engineering Manager (Platform) role at Thinkific Join to apply for the Senior Engineering Manager (Platform) role at Thinkific Are you a seasoned engineering leader passionate about platf ...

🚀 Boost Your Hiring Chances with Our AI-Powered Tool-Kit

Stand out from thousands of applicants. Use our proven career tools to optimize your applications and land your dream job faster.

To-Do Planner

Organize your job search and personal tasks. All data is confidential.

Open Planner

Wellbeing Center

Access your confidential wellness report and resources to manage job search stress.

Check Wellbeing

Skill Coach

Plan your skill development with O*NET support to stay competitive in your field.

Start Coaching

Outfit Helper

Get AI-powered suggestions on what to wear for your next interview.

Find Outfit

Income Tax Calculator

Plan your finances with our calculator, updated for 2025 tax regulations.

Calculate Tax

Salary Benchmark

Get accurate, AI-supported salary trends to know your worth and negotiate better.

Check Salaries

Interview Practice

Practice for any interview with AI-enabled Q&A sessions. All data is private.

Start Practicing

Interview Predictor

Use our AI-supported tool to predict potential interview questions based on your resume.

Predict Questions

Interview Practice Timer

Use our mock interview trainer to perfect your answers under timed conditions.

Start Timer

Behavioral Mastery

Ace tricky behavioral interviews with our AI-powered practice module.

Master Answers

Question Journal

Confidentially record interview questions you were asked for future reference.

Open Journal

Interview Ace

A comprehensive tool to help you master every aspect of your interviews.

Become an Ace

Q&A Logs

Confidentially track your answers to common questions and refine them over time.

View Logs

Application Planner

Schedule and organize your job applications in one confidential planner.

Open Planner

Cover Letter Tool

Create perfect, tailored cover letters for each application with AI support.

Generate Letter

Resume Score

Get instant feedback on your resume with our NLP-supported analysis tool.

Check My Score

ATS Score

Check your resume's compatibility with Applicant Tracking Systems (ATS).

Check ATS Score

Application Analyzer

Use AI to analyze job descriptions and optimize your application materials.

Analyze Application

Career Visualizer

Confidentially plan and visualize your long-term career path and goals.

Visualize My Career

Offer Genius

Get intelligent insights and strategies to confidently negotiate job offers.

Negotiate Offers

JobFlow

Track your entire job search progress from application to offer with this intelligent tool.

Track My Flow

JobSense

Our intelligent matching engine that provides smart job recommendations.

Get Smart Matches

Networking Toolkit

Tools to build and manage your professional connections. All data is confidential.

Build Network

Professional CV

A classic, O*NET supported template for corporate and professional roles.

Use This Template

Executive CV

A premium, O*NET supported template designed for senior and C-level positions.

Use This Template

Modern CV

A fresh, stylish, O*NET supported template perfect for tech and modern industries.

Use This Template

Creative CV

A visually distinct, O*NET supported template for design and artistic roles.

Use This Template

Minimalist CV

A clean, simple, O*NET supported template that focuses purely on content.

Use This Template

Europass CV

The standard European Union recommended format for wide compatibility.

Use This Template

Student CV

An institution-recommended template perfect for internships and first jobs.

Use This Template

Graduate CV

An institution-recommended template for recent graduates entering the workforce.

Use This Template

Academic CV

The researcher-recommended format for roles in academia and research.

Use This Template

Developer/IT CV

A tech-savvy recommended template to highlight your technical skills.

Use This Template

Skilled Worker CV

A trades-recommended template to showcase hands-on skills and experience.

Use This Template

Monochrome CV

A sleek, black-and-white, O*NET supported template for a professional look.

Use This Template

Art CV

An artist-recommended template that allows your creativity to shine.

Use This Template

Harvard CV

A researcher-recommended template based on the classic Harvard format.

Use This Template

Volunteer Research

Help us improve our platform by joining our community research program.

Join Research

Review Us

Share your experience with our tools to help other job seekers.

Share Experience

Register

Create your free account to save jobs, build your profile, and track applications.

Create Account

Login

Access your dashboard, manage applications, and continue your job search.

Access Your Account

Profile Builder

Create a comprehensive professional profile that attracts recruiters and showcases your skills.

Build Your Profile

View Profile

See your public profile exactly as employers will see it. Make sure it's perfect.

Preview Profile

Bookmarked Jobs

Keep track of all your saved job opportunities in one organized place.

View Saved Jobs

Your Reviews

View and manage all the company reviews you've submitted.

See Your Reviews

Following

Manage the list of companies you follow to stay updated on their new openings.

Manage Following

Find Companies

Discover and research top employers in your country and industry.

Discover Employers

Standalone CV Builder

Use our O*NET supported CV builder to create a professional resume from scratch.

Build Your CV

PDF to DOC (Beta)

Convert your PDF resumes or documents into editable Word (DOC) format.

Convert PDF

DOC to PDF (Beta)

Create universally compatible PDF documents from your Word (DOC) files.

Create PDF

General FAQ

Find answers to common questions about our job site and platform.

Read FAQ

Job Seekers FAQ

Get help and find answers to questions specifically for job seekers.

Get Help

Job Matching

Learn about the technology and algorithms behind how we match you to jobs.

Learn How

Personalized Matching

Discover how we use your profile and activity to provide customized job suggestions.

Learn More

Quick Apply

Understand our fast application process and how to make the most of it.

Learn More

Alert Frequency

Learn how to manage your job alert settings so you get the updates you want.

Manage Settings

Job Alerts Guide

A complete guide to understanding how job alerts work and how to use them effectively.

Read Guide

Resume Matching

Learn how our system matches your resume to job requirements.

Learn More

Ethical Branding

Read our guide to building a professional and ethical personal brand.

Read Guide

Candidate Visibility

Learn how to increase your visibility to recruiters on our platform.

Increase Visibility

Verified Badge

Find out how you can get a verified badge to build trust with employers.

Get Verified

AI ATS Technology

Learn about the advanced AI and ATS technology that powers our platform.

Learn More

ATS Ranking

Understand how Applicant Tracking Systems rank you as an applicant.

Learn More

Semantic Matching

Learn how our AI-powered semantic matching goes beyond keywords.

Learn More

    Lead Developer React Ruby Jobs in Canada Job Search Guide, Trends and Insights