Senior Frontend Engineer building reliable order - flow and trading experiences for Wealthsimple, Canada’s leading financial innovator. Owning frontend systems across equities, options, crypto, and real - time market data.
About the role
- UI/Front-End Developer responsible for implementing design systems and modernizing code for a SaaS startup. Collaborating with designers, developing React component libraries, and improving user interfaces.
Responsibilities
- Build and maintain a React component library using Storybook, based on our Figma designs.
- Create reusable components following atomic design principles.
- Establish design tokens, usage patterns, and associated documentation.
- Deliver pixel-perfect, responsive, cross-browser compatible interfaces (web and React Native mobile).
- Write clean and maintainable CSS, taking into account our existing codebase constraints.
- Progressively refactor HTML/CSS/jQuery/JavaScript code toward modern standards.
- Maintain backward compatibility while improving code quality and consistency.
- Work closely with our designer to validate the technical feasibility of designs.
- Use AI tools (Copilot, Cursor, etc.) to accelerate repetitive tasks.
Requirements
- 5+ years of experience in front-end development.
- Advanced CSS skills: responsive, flexbox, grid, animations, cross-browser compatibility.
- Solid experience with vanilla JavaScript and jQuery (reading and modifying existing code).
- Good command of React: functional components, state management, lifecycle.
- Experience with Figma and translating designs into code.
- Comfortable in a startup environment, with legacy code and evolving priorities.
- Good communication skills in French and/or English.
- **Nice to Have**
- Experience with Storybook or equivalent.
- Familiarity with design systems and atomic design methodology.
- Knowledge of CSS-in-JS solutions (styled-components, emotion).
- Use of AI tools in the development workflow.
- Bilingual French/English.
- Ability to present your design work to multiple stakeholders.
Benefits
- Competitive compensation based on profile and experience.
- 50% coverage of group health insurance premiums.
- Health and wellness support: gym allowance, fitness classes, team sports, and $900/year in telecommunications allowance.
- A 100% remote position in Canada, with only 1 day/month required at our Brossard office.
- The opportunity to directly contribute to the growth of an AI-driven company in a large and underserved market.
- Close collaboration with our leadership team in a culture built on fitness, innovation, and speed.
- *We are looking for someone who loves clean code as much as the interface it produces, and who wants to leave a lasting mark on a fast-growing product.*
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