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.

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.

Join Megaport as a Senior Frontend Software Engineer to develop high-quality web applications, improve systems, and enhance user experiences for both customers and internal users. Collaborate with teams to build responsive and scalable solutions utilizing modern frontend technologies and practices.

Build and optimize customer-facing features with a frontend focus, owning end-to-end delivery. Work across the stack to implement APIs and data flows, improve performance and accessibility, debug production issues, and collaborate with product and design to ship high-quality, tested interfaces.

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.

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

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.

Build sophisticated user interfaces for AI and blockchain interactions, including monitoring tools and decentralized application interfaces, while collaborating across teams for seamless user experience.

Seeking a Front End Developer to build Splunk-based solutions, implement requirements, test changes, provide demonstrations, and support users.

Senior front-end developer responsible for evolving Genetec's Gelato design system, building enterprise reusable UI components, and improving a micro-frontends platform. Collaborates with designers and product teams, implements accessibility and performance best practices, develops developer tooling including AI/automation features, and provides governance, documentation, and technical guidance to enable consistent, scalable product UI integrations.

Lead complex frontend projects, improve code quality and development workflows, write automated tests, conduct code reviews, mentor junior engineers, and promote engineering excellence. Build and optimize responsive applications using TypeScript, React, modern state management, and frontend performance practices. Collaborate with QA and engineering teams, influence technical decisions, assess business impact and technical risks, and leverage AI tools to improve development efficiency and code quality.