Frontend Developer
Toronto, Canada (Onsite or Hybrid)
Who We Are
At Fastr, our mission is to empower business teams to move at the speed of change, do more with less, and replace complexity with powerful capabilities to analyze, create, and deliver experiences that grow their business. Our SaaS platforms, Fastr Workspace and Fastr Optimize, gives digital marketing and merchandisers unmatched control over their digital storefront. Trusted by global enterprise brands, and backed by our expert design and development teams, we provide tailored solutions that enable enterprises to scale flexibly and efficiently.
The Opportunity
We're seeking a talented Frontend Developer who is passionate about creating exceptional user experiences and has a deep understanding of e-commerce development. We're looking for someone who excels at customizing and building BigCommerce themes, has an eye for detail, and can translate complex design requirements into pixel-perfect, performant storefronts. As a Frontend Developer, you'll collaborate with our UX/UI designers, backend developers, and product managers to build and maintain sophisticated e-commerce solutions, custom themes, and web applications.
Key Responsibilities
Develop and customize BigCommerce Stencil themes from design mockups and specifications
Build responsive, performant e-commerce storefronts using Handlebars, JavaScript, and SCSS
Implement custom functionality and features within BigCommerce theme constraints
Debug and fix issues in existing BigCommerce themes and storefronts
Optimize theme performance for page load speed and conversion rate optimization
Customize checkout flows, product pages, and cart functionality
Work with jQuery, vanilla JavaScript, and modern ES6+ for theme interactivity
Integrate third-party services and APIs into BigCommerce themes
Ensure cross-browser compatibility and mobile responsiveness for all storefronts
Collaborate with designers to implement pixel-perfect designs while maintaining BigCommerce best practices
Maintain and update multiple client storefronts with new features and bug fixes
Work with Angular and React applications for admin dashboards and custom tools
Here’s What We’re Looking For
4+ years of professional frontend development experience
Strong experience with BigCommerce Stencil framework and theme development
Expert-level proficiency in JavaScript/jQuery and modern ES6+ features
Solid understanding of HTML5, CSS3/SCSS, and responsive design principles
Experience with Handlebars templating or similar templating engines
Understanding of e-commerce best practices and conversion optimization
Experience with RESTful APIs and BigCommerce APIs
Familiarity with version control (Git) and collaborative development workflows
Strong problem-solving skills for working within platform constraints
Attention to detail for pixel-perfect implementation
Excellent communication skills and ability to work with clients
Bonus Points For
Experience with Angular (versions 14+) for application development
React development experience with hooks and modern patterns
Experience with other e-commerce platforms (Shopify, WooCommerce, Magento)
Knowledge of BigCommerce API and custom app development
Experience with Page Builder and widget development for BigCommerce
Understanding of SEO best practices for e-commerce
Knowledge of web accessibility standards (WCAG) and ADA compliance
Experience with performance optimization and Core Web Vitals
Familiarity with A/B testing and conversion rate optimization tools
Experience with design tools (Figma, Adobe XD) for developer handoff
Knowledge of PHP for backend customizations
Experience with webpack and build tool configuration
Understanding of payment gateway integrations
Apply now to take your career to the next level with Fastr!
Fastr is an Equal Opportunity Employer. We are excited to get to know you! Throughout our process you can expect to meet with different members of the team including the Hiring Manager, Peers, Leadership, and complete a technical skills assessment. The People Team will walk you through the steps and be your "go-to" person for any questions.
