Top Front End Developer Jobs in Ottawa

Lead frontend development for the DataLab product, guiding technical direction, architecture, component design, accessibility, performance, and developer experience. Build scalable React and TypeScript interfaces, collaborate with product and backend teams, mentor engineers, and establish UI standards. Use AI-assisted coding tools responsibly and contribute to unit, component, and end-to-end testing with technologies including GraphQL, Jest, Testing Library, Playwright, and Storybook.

Lead development of Angular and TypeScript front-end applications, build reusable UI/visualization libraries, translate UX into production code, optimize performance (including on embedded hardware), implement real-time rendering strategies, collaborate with designers and engineers, contribute to front-end architecture and standards, and participate in code reviews and technical design discussions.

Design, build, test, and maintain Magnet One cloud platform features across front-end and back-end. Collaborate on architecture, perform code reviews, troubleshoot defects, and drive best practices for secure, performant, and maintainable software.

Build and scale customer-facing eCommerce and subscription experiences using React and Next.js. Translate designs into responsive, accessible, high-performance features, integrate APIs and third-party services, optimize Core Web Vitals, write tested code, review pull requests, resolve bugs, and own projects through deployment. Collaborate with product, design, marketing, backend engineering, and operations while contributing to architecture and engineering process improvements.

As a Senior Frontend Engineer, you will architect scalable client applications, focusing on frontend/mobile development, event instrumentation, and collaboration with cross-functional teams to optimize performance and data systems.

Lead frontend modernization by migrating legacy web apps into a microfrontend ecosystem, ship production-critical React/Next.js code, define reusable platform patterns, and collaborate cross-functionally to ensure performance, developer experience, and long-term maintainability.

Develop mobile-first, responsive Vue.js frontends focused on performance and UX. Build frontend management systems, participate in code reviews and team ceremonies, mentor junior engineers, and collaborate with backend teams.

Develop server-side applications using Kotlin and Java, collaborate with teams to enhance Atlassian plugins, and ensure code quality through testing and reviews.

Develop advanced 3D visualization systems for industrial data, focusing on real-time interaction, performance optimization, and user experience on web platforms.

Build intuitive interfaces for construction workflows using React and TypeScript, optimizing performance and creating data-rich dashboards.

Lead frontend architecture and platform work for a unified web console: design app structure, cross-origin auth and session infrastructure, shared UI/platform abstractions, testing strategy, developer workflows, and tooling. Collaborate with product, design, growth, and infrastructure teams, provide technical leadership, mentor engineers, and participate in on-call rotation.

Lead end-to-end implementation of high-fidelity, performant, and accessible frontend features for a realtime collaborative visual canvas. Translate designs into polished interactions, optimize performance and accessibility, collaborate with PMs, designers, and backend engineers, and shape frontend best practices and design systems.

The Frontend Engineer will implement UI features, automate UI testing, and oversee production releases while focusing on user experience in the blockchain space.

Design and implement developer-facing UI from Figma to production using Hotwire (Turbo + Stimulus) and ViewComponents. Own the dashboard, API playgrounds, docs, marketing site, and data visualization. Optimize performance and bundle size, maintain a coherent component system, and ship polished, production-ready front-end with tests and CI/CD.

The Senior Front-End Engineer will develop user-friendly software, improve APIs, and work within a team to create high-quality applications using JavaScript, TypeScript, and various frameworks.

Join Ema as a Software Engineer to design and develop user interfaces for web applications, collaborating with product managers and UX designers, and integrating APIs.

Lead frontend engineering at ClickUp, defining architecture strategy, solving technical challenges, and mentoring teams for scalable web applications using Angular and React.

The Senior Frontend Engineer will build and enhance core product features using Angular 2+ and React, while collaborating with cross-functional teams to ensure high-quality delivery and performance. Responsibilities include writing reusable code, mentoring teammates, and addressing technical challenges.

Lead the design and development of complex frontend systems at ClickUp, improving engineering velocity and mentoring other engineers.

Build and architect user-facing products and reusable UI component libraries using React, TypeScript, and Next.js. Design frontend systems, solve complex technical problems, and take on full-stack responsibilities at an early-stage, hybrid Palo Alto team.

Design and maintain a modular, high-performance frontend: implement a pixel-perfect design system, optimize rendering and bundle sizes, architect client-side state for real-time data, integrate complex APIs, and ensure global availability and operational readiness for a Web3 consumer platform.

Lead frontend architecture and product development for member-facing web and mobile apps. Build high-performance, accessible React/React Native UIs, own end-to-end features including APIs and backend services, mentor engineers, drive design system and frontend standards, and collaborate with Product, Design, Clinical, and Data teams to deliver scalable, user-centered health experiences.

Join an early-stage B2B enterprise AI startup as a frontend or frontend-leaning fullstack engineer. Build user-facing products and standalone UI component libraries using React, TypeScript, and Next.js. Design and architect frontend features from scratch, handle fullstack responsibilities as needed, solve challenging technical problems, and contribute as a core member of the growing team in a hybrid Palo Alto office.

Build and ship frontend features end-to-end for Supabase Studio and marketing/docs sites. Launch 0→1 products, iterate from user feedback, and own quality pipelines (types, tests, CI, accessibility, visual/regression, bundle budgets). Work across the stack publicly, tighten tooling for AI agents, add automated checks to prevent regressions, and operate autonomously in an async, remote environment.

Join Betr as a Senior Frontend Engineer to develop mobile applications using React Native and TypeScript, focusing on sportsbooks and gaming products, while optimizing performance and handling real-time data.