Top Front End Developer Jobs in Montreal

Lead frontend engineering for Affirm’s consumer web experiences using React and TypeScript. Own quarterly team goals, deliver major product features, modernize web architecture and design systems, and develop tools such as codemods and AI agent skills. Collaborate with product, design, analytics, and engineering teams; establish quality standards; monitor availability and metrics; support on-call operations; resolve technical issues; and mentor engineers.

Own and deliver high-availability, low-latency Trust & Safety systems across backend, web, and mobile. Lead engineering delivery, collaborate with product/design/analytics, improve operational metrics and on-call reliability, set code and design standards, and mentor teammates.

Support front-end application development with React.js while learning Azure Functions, APIs, and Microsoft Dataverse. Collaborate with developers, technical leads, business analysts, and product owners in Agile ceremonies, communicate with Canadian stakeholders, and use AI-assisted tools for coding, prototyping, and problem-solving.

Develop, test, maintain, and optimize a mobile Route Application using .NET MAUI and C#. Collaborate with operations stakeholders to translate driver needs into technical solutions, build proofs of concept, participate in code reviews, troubleshoot issues, and support mobile app deployments. The intern will communicate regularly with stakeholders across Canada and contribute to reliable, scalable application features.

Develop modern web applications focusing on UI components using React while ensuring performance, accessibility, and cross-browser compatibility.

Leads the design and development of complex frontend systems and product features using Angular and React. Architects scalable frontend patterns, improves performance and engineering velocity, drives testing and code-quality practices, and makes technical decisions across teams. The role owns major initiatives, partners cross-functionally with backend, product, design, integrations, and QA, and mentors engineers while advancing frontend architecture and collaboration.

Build and improve ClickUp’s core product experiences using Angular and React. Responsibilities include architecting reusable frontend code, collaborating with product, design, backend, integrations, and QA teams, addressing performance and usability issues, maintaining unit and end-to-end tests, resolving bugs, following state-management patterns, and delivering projects in a fast-paced environment. The role also involves mentoring teammates and improving engineering quality.

Lead the long-term frontend architecture strategy across ClickUp’s product surfaces. Design scalable, performant systems using Angular and React, solve cross-team challenges involving performance and state management, establish quality and testing standards, mentor senior engineers, and influence technical roadmaps and organizational decisions. This is a hands-on technical leadership role requiring strong architectural judgment, collaboration, and expertise in large-scale web applications.

Build and lead large-scale frontend projects for enterprise account management, integrations, settings, and Censys Platform experiences. Partner with Design and Product, make architectural decisions, and deliver accessible, performant, maintainable interfaces. Establish strong standards for unit, integration, and end-to-end testing, component architecture, accessibility, state management, data fetching, and frontend performance. Collaborate with backend engineers and contribute to shared component libraries, data visualizations, and complex grid interfaces.

The Senior Staff Software Engineer will lead web platform architecture and development, mentoring engineers while driving improvements in infrastructure, web development strategy, and AI tool integration.

As a Front-End Web Developer, you will develop online advertising campaigns, optimize codes, and support the creative team with banners and newsletters.

The Front-End Web Developer will collaborate with the creative team to develop online advertising campaigns and implements technical solutions while ensuring quality control.

The Senior Software Developer, Front-End develops and maintains the React Native application, contributes to a Brownfield SDK, and collaborates on design efforts while ensuring high-quality code and tests.

As a front-end developer at Squarepoint, you will enhance user experience on trading platforms using React and TypeScript to develop applications for real-time data access.

Lead frontend technical strategy and deliver high-impact web, iOS, and Android features using React and TypeScript. Drive cross-team initiatives, modernize web code and design systems, build tooling (codemods, AI agent skills), ensure operational reliability (monitoring, on-call, playbooks), and mentor engineers while collaborating with product, design, and analytics.

Build and refine front-end experiences for web and mobile: onboarding, checkout, gallery features, design system and enterprise dashboard. Collaborate closely with designers and PMs, ship fast, maintain aesthetic quality, and iterate with user feedback using React, Next.js and TypeScript.

Lead and own the frontend for a perpetuals exchange using TypeScript and React. Design order entry, positions, pricing displays, and charts, make trader-focused UX decisions, and operate autonomously on a small, fast-moving team.

Build and maintain responsive, accessible frontend interfaces using React and TypeScript. Collaborate with product, design, and backend teams to launch performant, scalable UIs, create reusable component libraries, define APIs, mentor engineers, and drive frontend best practices.

Founding front-end engineer to design and build Flick's editor UI (canvas, timeline, node graph, playback). Lead architecture, prototype creative workflows, optimize complex UX interactions, establish code quality and performance practices, collaborate with design/product/AI backend, and drive key technical and product decisions.

Build and maintain responsive, production-scale frontend web applications for an AI Receptionist product. Design UI for configuring conversational agents, integrate with backend services (APIs, WebSockets, streaming), optimize performance and accessibility, establish frontend architecture and best practices, and mentor engineers.

Develop high-performance frontend applications, collaborate with design and backend teams, ensure quality coding practices, and improve platform scalability and performance.

Lead cross-functional technical projects, design and review architectures, set coding standards and tooling, mentor engineers, drive quality through code reviews, and deliver full-stack SaaS features using PHP, TypeScript, React, and GCP services.

Design and implement frontend applications using JS, CSS, React, and Flutter. Collaborate on technical specs and contribute to documentation, ensuring user experience and performance.

Build, maintain, and optimize marketing websites, landing pages, microsites, and reusable front-end components. Manage WordPress themes/plugins and multi-environment deployments via GitHub. Use Astro and modern front-end tooling alongside AI-assisted development to improve performance, accessibility, SEO, and analytics integrations while collaborating with design, marketing, product, and engineering stakeholders.

Looking for a Senior Front-End Developer with extensive Vue.js experience to enhance the Jibble 2.0 platform, collaborating closely with product teams.