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Mejuri

Senior Front End Engineer

Mejuri
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hybrid senior full-time 120-145K per annum Toronto, ON

First indexed 23 Oct 2026

Description

As a Senior Frontend Developer at Mejuri, you will play a critical role in enhancing Mejuri's digital experience, ensuring the website and customer-facing applications reflect the company's commitment to excellence.

You will work on high-impact projects, collaborate closely with cross-functional teams, and help shape the future of Mejuri's digital presence, including how the company uses AI to build faster and better.

Responsibilities:

  • Build and maintain performant, scalable web applications on Shopify and Hydrogen, focusing on performance, accessibility, and SEO.
  • Lead architectural decisions for frontend projects and refactor existing systems, raising code quality.
  • Use AI coding tools as part of your daily workflow, with the judgement to know when to lean on them and when not to.
  • Build AI-assisted workflows and internal tooling that make the wider team faster.
  • Contribute to customer-facing AI features and help evaluate their output.
  • Partner with design, product, and backend teams to turn ideas into seamless customer experiences.
  • Mentor junior and intermediate developers, and contribute to code reviews, planning, and retrospectives.

Requirements:

  • 5+ years of frontend development experience with strong TypeScript/JavaScript expertise.
  • Deep React experience, including React Router v7 or equivalent modern routing frameworks.
  • Experience building and maintaining large-scale e-commerce applications.
  • Strong understanding of Shopify's ecosystem, particularly the Hydrogen framework.
  • Experience with headless commerce architectures.
  • Hands-on experience with AI coding assistants in a production codebase.
  • Comfort writing effective prompts and context for AI tools, and reviewing AI-generated code.
  • Proficiency writing unit and integration tests.
  • Experience with GraphQL and REST APIs.
  • Experience with performance optimization and web vitals.
  • Strong UX/UI sensibilities and the ability to collaborate closely with design.

Benefits:

  • A minimum of four weeks vacation, plus personal days and three religious/cultural observance days.
  • A hybrid work model for all corporate roles.
  • ‘Mejuri Passport’ which allows employees who meet specific criteria to work in other locations for one month per year.
  • Comprehensive medical and dental benefits, including mental health coverage.
  • Generous personal and sick days for full-time employees.
  • Parental leave salary top-up of up to 80%.
  • A generous product discount!
This listing is enriched and indexed by YubHub. To apply, use the employer's original posting: https://job-boards.greenhouse.io/mejuri/jobs/4717550006