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Sr. Software Engineer (React, CDN)

Develop and optimize large-scale front-end applications using React and Next.js with a focus on high performance and global distribution. Implement personalization, A/B testing, and integrate headless CMS and CDN solutions to enhance user experience.

  • Remote
  • Canada
  • Posted Aug 6, 2026
  • 1 position

Job summary

This position is 100% remote. Top skills: Strong expertise in React.js with a deep understanding of component architecture, state management, performance optimization, and modern front-end development practices. Experience integrating with CDNs (e.g., Akamai, Cloudflare) and deploying high-performance, globally distributed web applications. Hands-on experience with Contentful or another headless CMS (e.g., Sanity, Strapi, Adobe AEM Headless, Prismic). Job Description 5-7+ years of hands-on experience building modern, large-scale front-end applications. Strong understanding of responsive design, accessibility, SEO, and web performance optimization. Experience with Next.js, including server-side rendering (SSR), static site generation (SSG), and edge rendering. Experience building or extending WYSIWYG website/page builders, visual authoring platforms, or drag-and-drop content editing experiences (strong plus). Experience with A/B testing and experimentation platforms (e.g., Optimizely, Adobe Target, LaunchDarkly, GrowthBook). Experience implementing personalization capabilities based on customer segments, behavior, or AI-driven recommendations. Exposure to microservices-based architectures, REST APIs, GraphQL APIs, and backend technologies. Experience with AWS services and cloud-native application development. Familiarity with CI/CD pipelines, automated testing, and modern DevOps practices. Experience with design system development.

What you’ll do

Develop and optimize large-scale front-end applications using React and Next.js with a focus on high performance and global distribution. Implement personalization, A/B testing, and integrate headless CMS and CDN solutions to enhance user experience.

Requirements

Requires 5-7+ years of experience in modern front-end development with expertise in component architecture and state management. Proficiency in AWS, CI/CD pipelines, and experience with visual authoring platforms or WYSIWYG builders is highly desired.

Listed skills

  • Next.jsPreferred
  • REST APIsPreferred
  • CI/CDPreferred
  • Amazon Web ServicesPreferred
  • GraphQLPreferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • React.js
  • CDN
  • Contentful
  • Next.js
  • AWS
  • GraphQL
  • REST APIs
  • CI/CD
  • A/B Testing
  • Design Systems
  • Server-Side Rendering
  • Static Site Generation
  • Headless CMS
  • Web Performance Optimization
  • Responsive Design
  • Accessibility

Job areas

  • Software
  • Technology
  • Engineering
  • Creative & Media

Additional details

Minimum experience
5+ years
Posting language
English
Working hours
40 hours per week
Seniority
Associate
Application method
Direct apply is available