1,720,301+ Lead Full Stack Javascript Engineer Jobs in Canada — Top Companies Hiring June 2026

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Remote Senior Full Stack Engineer — Observability DX (Equity)

A leading tech firm in Canada seeks a Senior Full Stack Engineer to revolutionize observability through an open-source platform. The role involves shaping key features, collaboratively engaging with the developer community, and tackling technical challenges in building high-performance systems. Candidates should ...

Senior .NET C# Full Stack Engineer – Payments & Gaming

A FinTech leader located in Toronto, Canada, is seeking a dynamic software developer to execute the full software development life cycle. Candidates should have a Bachelor's in Computer Science or relevant field and a minimum of 5 years of software development experience using .NET, C#, and ASP.NET. The position ...

Full Stack Engineer: Innovate with Java, React & Cloud

Une entreprise d'ingénierie et de services IT recherche un Software Engineer Full-stack pour rejoindre ses équipes à Montréal. Le candidat idéal aura une solide expérience dans le développement Full-stack, avec une connaissance des technologies Java et des compétences en front-end comme Angular ou React. Le post ...

Senior Full‑Stack Engineer — AI for Accelerating Discovery

A leading global editing service is seeking a Senior Full‑Stack Engineer to develop AI-driven products that empower researchers. In this role, you'll design scalable web applications, develop high-performance back-end and front-end systems, and integrate AI systems. The ideal candidate will have extensive experi ...

Senior Full Stack Engineer: Cloud & Real Time Systems

A leading sports technology company in Ontario seeks a Senior Full Stack Software Engineer to enhance their innovative baseball training technology. The role involves working with a React & Node TypeScript stack, ensuring platform stability and scalability, and solving complex problems. Responsibilities include ...

Remote Full Stack Engineer Crafting Scalable Digital Solutions

Elevate your career as a Full Stack Engineer focused on building scalable web applications. Collaborate in a remote-first environment, using cutting-edge technologies and agile methodologies to create impactful solutions.This role is pivotal in designing high-quality applications that drive performance for D ...

Full Stack Engineer (Go/JS) — Equity, Bonus & Growth

A leading mental healthcare organization is seeking a Full-Stack Developer to join their team in Vancouver. This full-time role involves designing and deploying high-quality applications and collaborating on impactful projects that enhance mental healthcare for older adults. Ideal candidates will possess strong ...

Senior Full Stack Engineer for AI Driven Workflows

A growing tech company in Toronto is looking for a Senior Full Stack Developer passionate about building high quality features. You will work in a team-centric environment, writing well-tested code and mentoring others while contributing to performance improvements. Required skills include strong experience with ...

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 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 ...

Staff AI Engineer Rapid Learner, Full Stack Innovator

A leading AI-driven startup in Toronto seeks versatile engineers who excel in solid engineering fundamentals and have a passion for continuous learning. At this innovative company, you will work on controllable video generation technology, collaborate with design teams, and independently build complex systems. W ...

Senior Full Stack Engineer IoT & Building Platform Remote

A technology firm specializing in smart buildings is seeking a Senior Full-Stack Developer to enhance its platform. This remote role emphasizes collaboration with Product, Hardware, and QA teams to develop innovative features. Candidates should have 6+ years of experience in technologies like Angular and .NET, a ...

Senior Full Stack Engineer IoT & Building Platform Remote

A technology firm specializing in smart buildings is seeking a Senior Full-Stack Developer to enhance its platform. This remote role emphasizes collaboration with Product, Hardware, and QA teams to develop innovative features. Candidates should have 6+ years of experience in technologies like Angular and .NET, a ...

Python Full Stack Data Engineer Assistant Vice President

We are assembling an A-team of highly skilled, autonomous, and AI-first engineers, and we are seeking an exceptional Full Stack Data Engineer to join our high-performing, co-located squads in Canada.The role is for a hands‑on engineer who is passionate about leveraging data, proficient in building end‑to‑e ...

Senior Full Stack Engineer Hybrid, CI/CD & APIs

A technology consulting firm in Toronto is seeking a Senior Full Stack Software Developer. The candidate will be responsible for designing and implementing data pipelines, translating business requirements into tested applications, and collaborating with IT professionals throughout the software development lifec ...

QTG : Digital Investing Engineering Principal Full Stack Engineer

Principal Full Stack Engineer (12‑month contract) We are looking for a Principal Full Stack Engineer to join our web team for a 12‑month contract. You will be the primary driver of new feature development on our customer‑facing corporate website and the technical authority for architectural decis ...

Senior Full Stack Engineer Remote, High Impact Solutions

A technology consulting firm is seeking a Senior Full-Stack Engineer in Canada to deliver high-quality software solutions. In this role, you will take ownership of key projects, focusing on both back-end and front-end systems. You should have 7+ years of experience and a strong grasp of scalable solutions, REST ...

Expert Full Stack Development Engineer Driving Innovative Solutions

Become a driving force as an Expert Full Stack Development Engineer. Lead the design of secure, high-performance applications while collaborating with diverse teams in a dynamic environment.This position invites you to leverage over 4 years of development experience with a focus on Python Core and FastAPI. Y ...

Senior Full Stack Engineer: Cloud & On Prem FinTech

A leading financial services firm in Toronto is seeking team players to join a cross-functional team. You will work on on-prem and cloud native applications using agile methodologies. The ideal candidate should be adaptable, willing to handle front-end, back-end, and automation tasks. This role offers a supporti ...

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 ...

Principal Full Stack Engineer: AI Driven Fintech (Hybrid)

A leading fintech company in Toronto is seeking a Principal Full Stack Engineer. The successful candidate will lead complex engineering tasks, leveraging their expertise in NodeJS and Angular. You will be instrumental in driving innovation while mentoring engineers. The role offers competitive compensation, a hy ...

Python Full Stack Data Engineer Assistant Vice President

We are assembling an A-team of highly skilled, autonomous, and AI-first engineers, and we are seeking an exceptional Full Stack Data Engineer to join our high-performing, co-located squads in Canada. This role is for a hands‑on engineer who is passionate about leveraging data, proficient in buildin ...

Principal Full Stack Engineer: Python/C++ for Enterprise

A specialized engineering firm in Quebec is looking for a Principal Full Stack Python/C++ engineer to join a close-knit team. In this role, you will design automation pipelines and collaborate on scalable infrastructure solutions. Ideal candidates should have a Bachelor's in a relevant field, advanced Python ski ...

Remote Senior Full Stack Engineer — Observability DX (Equity)

A leading tech firm in Canada seeks a Senior Full Stack Engineer to revolutionize observability through an open-source platform. The role involves shaping key features, collaboratively engaging with the developer community, and tackling technical challenges in building high-performance systems. Candidates should ...

Senior React/TS Full‑Stack Engineer — Remote + Bonuses

Une entreprise de technologie innovante à Montréal recherche un(e) Développeur(euse) talentueux(se) pour se joindre à son équipe. Vous serez responsable de développer et maintenir des applications web avec React, Typescript et C#. Ce rôle implique une collaboration avec des équipes interdiscliplinaires, la créat ...

Remote First Full Stack Engineer: React Native & Python

A leading financial technology company in Canada is seeking a Full Stack Developer to enhance user experiences through innovative solutions and seamless designs. You will work closely with product and engineering teams to build high-quality features. Ideal candidates have 2+ years of experience in full stack dev ...

Remote First Full Stack Engineer: React Native & Python

A leading financial technology company in Canada is seeking a Full Stack Developer to enhance user experiences through innovative solutions and seamless designs. You will work closely with product and engineering teams to build high-quality features. Ideal candidates have 2+ years of experience in full stack dev ...

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 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 ...

Senior Full Stack Engineer Accessibility & Inclusive Tech (Remote)

A leader in accessible technology is seeking a Senior Full-Stack Developer to create equitable and accessible digital systems. This role involves developing both front-end and back-end systems, focusing on accessibility with modern frameworks and tools. Candidates should have over 6 years of experience, a deep u ...

Java Full Stack Engineer: Build APIs & Modern UIs

A technology company in Canada is looking for an entry-level Full-Stack Software Engineer. You will develop web applications using Java and modern front-end frameworks, maintain RESTful APIs, and collaborate with various teams in an Agile environment. The ideal candidate has a Bachelor's degree in Computer Scien ...

Remote Full Stack Engineer: Build Scalable EdTech Platforms

A leading EdTech company in Canada seeks a Full Stack Developer to collaborate in designing and building innovative applications. You will code within a cloud-based web application using technologies such as Python and React. The ideal candidate has over 4 years of experience in full-stack development, is a team ...

Applied AI Full Stack Engineer MacOS Ottawa, ON

Location: This is a hybrid role with a minimum in-office requirement of 3 days per week in the Ottawa, ON office located at 40 Hines Rd, Ottawa, ON K2K 2M5. Position Summary We are seeking an Applied AI Full-Stack Endpoint Engineer (macOS) with a strong quality-first and AI-native ...

Remote First Full Stack Engineer: React Native & Python

A financial technology company based in Canada is seeking a Full Stack Developer to join their Card Acquisition team. This role requires a minimum of 2 years of full stack development experience, knowledge in React Native, Python, and modern front-end technologies. The company offers a remote-first work culture ...

Remote First Full Stack Engineer: React Native & Python

A financial technology company is seeking a Full Stack Developer to implement critical features and enhance user experiences. The role involves collaboration with cross-functional teams, focusing on both front-end and back-end development using technologies such as React Native and Python. Candidates should have ...

Remote First Full Stack Engineer: React Native & Python

A financial technology company based in Canada is seeking a Full Stack Developer to join their Card Acquisition team. This role requires a minimum of 2 years of full stack development experience, knowledge in React Native, Python, and modern front-end technologies. The company offers a remote-first work culture ...

Senior Full Stack Engineer IoT & Building Platform Remote

A technology firm specializing in smart buildings is seeking a Senior Full-Stack Developer to enhance its platform. This remote role emphasizes collaboration with Product, Hardware, and QA teams to develop innovative features. Candidates should have 6+ years of experience in technologies like Angular and .NET, a ...

Senior Full Stack Ads Engineer HTS Media Services

About HTS Media HTS Media is Hopper’s advertising and media division, built to help travel brands, destinations, and suppliers connect with travelers at scale. We power advertising placements across Hopper’s app and through our B2B partner network, which includes global brands like Capital One Tr ...

Senior Full Stack Engineer — Scale Products & Mentor Team

A leading creative platform in Vancouver is seeking a Senior Software Developer, Full Stack, to design and deliver innovative product features. You will mentor junior developers and contribute to projects enhancing product scalability. A strong background in PHP and relational databases is essential. This role i ...

Senior Software Engineer AI Driven Full Stack Leader

A leading tech company in Vancouver is searching for a Senior Full-Stack Software Engineer to lead the design and development of AI-enabled features for their product platform. The role requires a minimum of 7 years of experience with strong expertise in full-stack development and cloud environments, especially ...

Senior Full Stack Engineer IoT & Building Platform Remote

A technology firm specializing in smart buildings is seeking a Senior Full-Stack Developer to enhance its platform. This remote role emphasizes collaboration with Product, Hardware, and QA teams to develop innovative features. Candidates should have 6+ years of experience in technologies like Angular and .NET, a ...

Senior Full Stack Engineer AI Driven SaaS, Scalable

A leading technology firm is seeking a Senior Full-Stack Engineer to join its growing team. This role focuses on SaaS application development, leading initiatives in backend architecture and AI integrations, particularly with generative AI technologies. Candidates should have proficiency in Python and Ruby on Ra ...

Senior .NET C# Full Stack Engineer – Payments & Gaming

A FinTech leader located in Toronto, Canada, is seeking a dynamic software developer to execute the full software development life cycle. Candidates should have a Bachelor's in Computer Science or relevant field and a minimum of 5 years of software development experience using .NET, C#, and ASP.NET. The position ...

Python Full Stack Data Engineer Assistant Vice President

For additional information, please review .**Responsibilities:*** Operate end-to-end in the design, development, and implementation of full-stack data solutions, ensuring optimal performance, scalability, data quality, security, and compliance across the data lifecycle.* Collaborate closely within small, co-loca ...

Senior Full Stack Engineer Java/Angular & BPM (Hybrid)

A software development company in Ontario seeks a Senior Full Stack Developer to translate technical specifications into working applications. The ideal candidate will have over 10 years of experience, strong skills in Java services, and proficiency in modern UI frameworks like AngularJS and NodeJS. You will wor ...

Full Stack Engineer Go/Python + React, AI Tools

A leading sports betting technology company in Toronto seeks a DevOps Engineer to enhance infrastructure and develop exciting new features. You will manage backend and frontend tasks, optimize databases, and lead growth initiatives in a fast-paced environment. Ideal candidates have experience in Go or Python, wi ...

Senior Full Stack Engineer: Build Scalable Web Apps

A multi-family office is seeking a Senior Full-Stack Engineer to enhance scalability and code quality across products. This role involves leading a team, driving technical standards, and ensuring timely delivery of features. Candidates should possess 5+ years of software development experience with 2+ years in l ...

Senior AI Driven Full Stack Engineer for Research

A leading editing firm in Montreal is seeking a Senior Full-Stack Engineer to build AI-driven products that empower researchers worldwide. In this role, you will deliver scalable and intelligent applications, working across both front-end and back-end systems. You will design platforms, develop high-quality code ...

Full Stack Engineer Build AI Driven Healthcare Platform

A healthcare technology company in Toronto is seeking a Full-Stack Engineer to develop impactful healthcare solutions. You will design and maintain web and mobile features, own projects from inception to execution, and collaborate with various teams to enhance user experiences. This part-time role is ideal for t ...

Full Stack Engineer — Build AI Driven Legal Workflows

A legal technology firm in Toronto is seeking a Full Stack Engineer to design and develop a modern legal tech platform. The role involves optimizing user interfaces, managing backend services with Go, and deploying applications on Google Cloud. Candidates should have 5+ years in software development, strong back ...

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