Top Front End Developer Jobs in Toronto

Join CrowdStrike as a UI engineer to build an advanced data visualization framework, collaborating with interdisciplinary teams and enhancing user experiences in cybersecurity.

Own and evolve frontend systems across product areas; shape frontend technical strategy; lead architecture, performance, and UX improvements; establish component, state, accessibility, and testing standards; mentor engineers and guide technical decisions to ensure scalable, maintainable UI platforms.

Design, implement, and maintain scalable front-end solutions using React and TypeScript; ensure performance, security, deployment readiness, and collaborate with cross-functional teams to deliver features and resolve production issues.

Lead design and implementation of a scalable frontend foundation for internal tools: build and maintain the internal portal and shared component library, optimize performance and accessibility, improve developer experience (build pipelines, testing, deployment), and collaborate with backend, design, and cross-functional teams to enable efficient content and AI-powered feature delivery.

As a Frontend Software Engineer for eBay Live, you will design, develop, and maintain high-quality code while collaborating with cross-functional teams to enhance the shopping experience.

The Sr. Staff Frontend Engineer will lead complex initiatives, drive technical direction, and mentor others while focusing on high-quality code and system design for eBay's live shopping experience.

Develop and maintain eBay Live, improving engineering velocity through collaboration and mentorship while ensuring high-performance, responsive web solutions.

Develop and maintain full stack software solutions for lidar products, manage cloud infrastructure, and optimize performance in a Linux environment.

The Frontend Engineer will develop features for eBay Live, ensure high-quality code, conduct reviews, manage subsystems, and improve user experience on the platform.

As a Front End Engineer Tech Lead, you'll design and develop frameworks, provide technical leadership, collaborate across teams, and drive architecture decisions.

Responsible for developing high-performance frontend features using Next.js, TypeScript, and Tailwind CSS, translating designs into responsive UIs, and collaborating with teams.

As a Lead Frontend Engineer, design and implement frontend solutions, optimize performance, mentor engineers, and enhance security measures across the software platform.

The Staff Application Engineer will develop critical application features, ensure code quality, and work collaboratively to impact sales compensation solutions.

As a Frontend Engineer, you will design and maintain UI components, collaborate with teams, and ensure high-quality solutions. Responsibilities include UI development, code reviews, and performance enhancements.

The Front End Engineer will work with Angular, Bootstrap, and PrimeNG to build interfaces, implement GoJS for diagrams, conduct E2E testing with Playwright, and manage unit testing with Jasmin. Responsibilities include deploying applications using micro-frontends architecture, developing a back-end with NodeJS on Docker, and integrating APIs using the BFF approach.

As a Frontend Developer, you will build a scalable frontend architecture for Lylli's internal tools, ensuring performance and usability, leading development efforts, and optimizing workflows through API integrations.

As a Staff Software Engineer, you'll lead frontend development, ensure quality and scalability of systems, mentor engineers, and drive technical strategy.

Lead Front End Developer responsible for developing web applications, enterprise integrations, and front-end development using React/Angular, while leading scrum teams and maintaining application architecture.

As a Staff Front End Engineer, you will build responsive web applications, make architectural decisions, write tests, and improve engineering processes.

The Frontend Developer will create and customize e-commerce storefronts using BigCommerce, while collaborating with UX/UI designers and backend developers. Responsibilities include theme development, optimization, and cross-browser compatibility, with a focus on user experience and performance.

As a Growth Developer, you will design and implement impactful UI experiments using React, optimizing user engagement and product metrics through data-informed insights.

The Senior Software Engineer will lead frontend initiatives, build user-facing features in React and React Native, and mentor teammates within a collaborative environment.

The Senior Front-End Software Engineer will develop full-stack web applications, maintain existing systems, lead technical discussions, and mentor junior engineers.

Develop and deliver code for new features using Angular, creating responsive user interfaces, collaborating with teams, and optimizing performance.

As a Frontend Engineer at Deel, you'll collaborate across teams to design, code, test, and maintain applications, ensuring a high-quality customer experience using TypeScript and React.js.