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Senior Frontend Engineer, Conversions

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Senior Frontend Engineer, Conversions in Canada new

  • HelloFresh
  • Full time
  • Email
  • Toronto

Responsibilities

  • Build and maintain personalized landing pages and funnel steps with React, TypeScript, and Next.js.
  • Work across frontend and infrastructure tasks involving Cloudflare Workers, cache rules, and Vercel Edge functions.
  • Integrate dynamic CMS content and variations into conversion experiences.
  • Implement and validate A/B tests with clean tracking and test integrity.
  • Optimize Core Web Vitals, latency, caching, and personalization performance across mobile and desktop.
  • Implement and monitor frontend performance and error tracing with tools such as Sentry and Honeycomb.
  • Own features end to end from design through rollout, monitoring, and iteration.
  • Collaborate with product, machine learning, and design teams to shape personalized experiences.
  • Operate, instrument, monitor, and improve systems in production.

Requirements

  • Hands-on daily experience with AI tooling such as Claude Code, Cursor, or Copilot beyond casual experimentation.
  • Solid experience with React, TypeScript, and modern frontend development, including debugging frontend and infrastructure logic.
  • Hands-on experience with Next.js and edge runtimes such as Vercel Edge or Cloudflare Workers.
  • Understanding of caching strategies and their effects on personalization and performance.
  • Experience with web performance and frontend monitoring, including Core Web Vitals, Sentry, Honeycomb, or similar tools.
  • Experience writing and maintaining unit, integration, and end-to-end tests.
  • Experience integrating with a CMS such as Contentful or Builder.io.
  • Experience with A/B testing frameworks such as Statsig or Optimizely.
  • Familiarity with analytics platforms such as GA4 or Snowplow.
  • Strong product sense, data-informed decision-making, ownership, and bias toward shipping.

Benefits

  • 75% discount on weekly HelloFresh and Chefs Plate meal kits and 50% off weekly Factor meal boxes.
  • Health and dental benefits from day one, a Health Spending Account, Headspace access, and 25% GoodLife fitness discounts.
  • Competitive RRSP matching program.
  • Generous vacation and paid time off.
  • Parental leave top-up program.
  • Career development and continued-learning support through the L&D team.
  • Team socials and company days plus diversity, equity, and inclusion initiatives.
  • Flexible hybrid work with a minimum of 2 days in the office per week, with most teams in the office 2–3 days weekly.

Salary: Competitive

HelloFresh

HelloFresh is on a mission to change the way people eat, forever! From our 2011 founding in Europe’s vibrant tech hub Berlin, we’re evolving from the world’s leading meal kit company to the world's leading food solutions group. We delivered 243.3 million meals and reached 7.5 million active custo...

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