Top Front End Developer Jobs in Calgary

Build and maintain front-end features for small-business products using HTML, CSS, modern JavaScript, and React. Integrate interfaces with REST APIs, write tests, debug code using logs and dashboards, participate in code reviews and pair programming, and contribute to reliable, accessible, high-quality software. The role also involves exploring AI tools to improve engineering efficiency and collaborating across teams in a flexible hybrid environment.

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.

Build and maintain features across a real-time AI-generated React application and a mature React analytics platform. Responsibilities include component systems, streaming UI contracts, multi-tenant theming, customer embeds, accessibility, testing, performance, data visualization, and API collaboration. The role requires independent ownership, clear technical writing, mentoring, and effective work across established and greenfield codebases.

Develop and maintain scalable, responsive front-end components for Ontinue’s ION MXDR platform. Collaborate with product managers, UX designers, and backend developers to integrate APIs, optimize performance, maintain build and deployment tooling, ensure cross-browser compatibility, and support testing and secure coding practices. The role requires modern JavaScript framework expertise, with React.js preferred, plus familiarity with cybersecurity or SaaS environments and data visualization libraries preferred.

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

Implement and ship approved UX improvements for Firefox screen, window, and tab sharing. Build accessible, tested, and localizable browser UI in a large codebase; collaborate with UX and QA, support testing with web conferencing services, and contribute through public code review. The role requires production front-end experience with JavaScript, HTML, and CSS, automated UI testing, rapid onboarding to mature codebases, and effective asynchronous communication.

Build a bilingual nonprofit website and authenticated digital experience. Responsibilities include developing reusable templates and components, search and filtering, event views, dashboards, saved resources, accessible registration interfaces, CMS and API integrations, responsive layouts, component testing, secure session handling, performance optimization, and collaboration with UX and backend teams.

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 enhance Coalition’s underwriting workbench, a data-intensive frontend application used by underwriters. Responsibilities include developing responsive React interfaces, AI-assisted workflows, complex state management, REST API integrations, performance and reliability improvements, reusable components, testing, code reviews, and roadmap contributions. The role partners closely with Product, Design, backend engineers, and underwriters to improve workflows and user outcomes.

Lead multi-quarter frontend engineering initiatives for Grafana’s DataViz squad, from problem framing through rollout and measurement. Build and evolve visualizations using TypeScript, React, uPlot, and eCharts; mentor engineers; conduct code and design reviews; support production software through on-call and incident response; assist with customer escalations; and represent the squad in cross-team planning, demos, and technical proposals.

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.

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.

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 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.

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.