Top Front End Developer Jobs in Ottawa

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.

Develop websites ensuring optimization and functionality, monitor performance, enhance layouts, and utilize CSS, HTML, JavaScript, and PHP in various frameworks.

Develop, test, and debug web applications, support existing apps, participate in team sessions, and work on design projects.

Develop and maintain reusable front-end components, design systems, websites, and web applications. Build responsive and accessible interfaces using JavaScript, TypeScript, and React; integrate REST APIs; write automated tests; troubleshoot performance and browser issues; document technical decisions; review code; and collaborate with distributed stakeholders. The role also supports open-source projects, SEO, continuous improvement, and adoption of effective front-end technologies and practices.

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, maintain, and deploy frontend features using Angular. Own tickets end-to-end, collaborate with BAs, product and backend developers, integrate with REST/Web APIs, ensure UI/UX consistency, accessibility, performance, and code quality, and participate in agile delivery.

Lead frontend architecture, design, build, test, and debug Angular web applications. Mentor junior developers, provide Tier III support, translate UI/UX into code, and champion new technologies while estimating and executing projects.

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.

As a Front-End Web Developer, you'll create responsive web applications, collaborate with designers and back-end developers, optimize user interfaces, and implement reusable components.

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.

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.

Build and ship features for Cohere’s North AI workspace platform, develop autonomous agents that interact with sensitive enterprise data, and deploy highly performant, secure applications in low-resource environments. Collaborate with researchers to productionize advanced AI models and techniques while contributing across the full stack using Python and React.

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.

As a Front-End Web Developer, design and maintain responsive web applications, collaborate with designers, optimize performance, and work with APIs.

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.

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.

Develop and maintain front-end applications and user interfaces for enterprise systems. Responsibilities include coding, testing, debugging, documentation, troubleshooting, accessibility compliance, responsive and cross-browser development, stakeholder requirements gathering, SDLC collaboration, database integration, implementation support, and technical issue resolution. The role requires extensive Java, Angular, JavaScript, TypeScript, Oracle, Spring, REST API, and front-end development experience, with five days per week onsite in Toronto.