Top Front End Developer Jobs in Ottawa

Build and improve reliable, scalable frontend experiences for Affirm’s pre-checkout products, including Affirm.js, promotional messaging, experimentation, and developer-facing tooling. Use browser debugging, monitoring, metrics, and testing tools to maintain accessible, performant cross-browser experiences. Collaborate with engineers and stakeholders, contribute to code reviews, troubleshoot operational issues, and write clear, well-tested, extensible code.

Own and deliver high-availability authentication, verification, and fraud experiences across web, backend, and mobile interfaces. Lead quarterly goals, technical planning, system delivery, code quality, operational availability, and on-call support. Collaborate with product, design, and analytics stakeholders, resolve complex technical and business issues, mentor engineers, and promote engineering standards. The role requires expertise in React or Vue, JavaScript or TypeScript, large codebases, scalable architecture, and effective communication.

Develop web application features for Kinaxis’s Maestro platform using front-end and application-server technologies. Responsibilities include writing high-quality code, fixing bugs, creating tests, improving performance, contributing to a reusable design system, and collaborating with development, QA, and UX teams. The role is a full-time, four-month hybrid internship 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.

Build and operate scalable frontend applications for logistics systems using React and TypeScript. Responsibilities include reusable UI development, performance optimization, API integration, frontend reliability monitoring, testing, CI/CD, architectural decision-making, incident response, and cross-functional collaboration. The role also involves AI-assisted engineering workflows, mentoring teammates, and supporting continuous delivery of accessible, high-quality web experiences.

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

Develop full-stack enterprise application features using TypeScript, React, C#, and .NET, with emphasis on user experience, performance, scalability, and maintainability. Design and present technical solutions, build automated tests, prototype solutions, collaborate with engineering, product, and UX teams, and adopt emerging technologies including generative AI. The role also involves leading complex feature development, creating reliable APIs, and mentoring junior engineers.

Develop responsive, production-ready front-end applications for a modern document authoring platform. Translate UX/UI and Figma designs into accessible interfaces, build authoring workflows, integrate RESTful APIs and backend services, and support AWS-hosted environments. The role includes front-end architecture, component-based development, state management, troubleshooting, performance optimization, code reviews, and cross-functional collaboration while delivering a scalable MVP in an Agile environment.

Design and develop scalable, secure frontend web applications for connected embedded systems. Lead frontend architecture, collaborate with backend/embedded teams, implement device provisioning, telemetry visualization, and remote management UIs. Optimize performance, accessibility, and maintainability; mentor engineers, participate in reviews, and drive frontend best practices.

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.

Lead frontend design and delivery of AI product experiences using React and TypeScript, mentor engineers, set frontend standards, use AI-assisted tooling, and contribute to backend services in Go and product roadmaps.

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

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

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 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.

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.

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.

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.