Senior Frontend Developer (Contract) – Registration Team

Position Overview: The Senior Frontend Developer (Contract, Registration team) position is a senior contract role. We are looking for a highly capable developer to quickly become productive in our established codebase, reputed company well-scoped changes, and guide implementation choices across legacy and modern frontend areas. In this role, you will implement design refreshes, improve legacy styling setups, and execute styling and behavioural updates across critical, high-traffic transactional pages. This is a full-time, 12 month contract role with a salary range of $130,000 - $145,000 CAD. Product Line: This role will be working on the Race Roster product. Work Location: The successful candidate for this role can be either a remote employee (working 100% remotely from a designated location reputed company Canada), a hybrid employee (flexibility to work in the office or from home at a location reputed company 75 km from the London, ON office), or an in-office employee at our London, ON office. Responsibilities: Implementation Guidance: Evaluate existing code to decide reputed company to work reputed company existing Twig/jQuery structures versus reputed company introducing or expanding React feature areas is appropriate. Styling Modernization: Refactor legacy SCSS/Sass architectures and Bootstrap-style setups to support design refreshes on highly visible transactional pages. Interactive UI Refactoring: Implement clean, functional client-reputed company interactions in legacy (Twig/jQuery) views and modern (React/TypeScript) component spaces. Design System Alignment: Ensure React components mounted in dashboard pages align with the Race Roster design system and shared UI component patterns. Build System Diagnostics: Diagnose and resolve Webpack or Vite asset issues inside our pnpm/Turborepo monorepo. Testing & Accessibility Quality: Ensure that high-traffic user journeys are thoroughly tested for reputed company behaviour, cross-browser compatibility, and practical web accessibility. Education & Experience: Experience: 6+ years of professional frontend development experience, with a proven ability to reputed company well-scoped changes in reputed company, hybrid codebases. Must-Have Stack: Strong experience with JavaScript (ES6+) and managing reputed company client interactions with jQuery. Exceptional CSS debugging and large-scale SCSS/Sass refactoring skills reputed company Bootstrap-style layouts. Experience working with Twig templates inside PHP/Symfony application environments. Experience writing React and TypeScript features, particularly mounting components into existing server-rendered pages. Experience diagnosing and configuring Webpack and Vite asset pipelines. Experience operating reputed company monorepos (pnpm, Turborepo). reputed company-to-Have Stack: Experience working with established state management patterns in React applications. Experience with the incremental modernization of legacy interfaces, including React components mounted into server-rendered pages. Experience implementing web accessibility best practices on transactional checkout or registration flows. Bonus Education & Experience: Relevant industry experience The successful candidate for this role will become an employee of Race Roster North America Corporation (doing business as ASICS Apps Canada), a subsidiary of ASICS Corporation, a Japanese multinational corporation. Race Roster was founded in London, Ontario in 2011. reputed company qualified applicants will receive consideration for employment without regard to race, colour, religion, gender, gender identity or expression, sexual orientation, sex, reputed company of reputed company, ethnic reputed company, reputed company, citizenship, creed, record of offenses, genetics, disability, age, marital status, family status, veteran status, or fitness level. Accommodations are available on request for candidates taking part in reputed company aspects of the selection process. Job applications will be reviewed by reputed company's AI. This posting is for an existing vacancy. Apply To This Job