Front-End Web Developer – Shopify, CRO

HireGummy

. Develop and maintain Shopify storefronts, themes, and integrations .

Posted 9/21/2026contractRemoteJuniorMid-LevelWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong Shopify development skills, with advanced proficiency in JavaScript, HTML, and CSS, and the ability to translate Figma designs into production-ready code. Capable of optimizing front-end performance and managing A/B testing using CRO platforms like VWO, Optimizely, or Convert.

Highest-signal resume keywords

Shopify DevelopmentJavaScript ProficiencyHTML/CSS ExpertiseA/B Testing ExperienceAPI Integration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Shopify LiquidJavaScriptHTMLCSSA/B TestingPerformance OptimizationAPI IntegrationFigma to Code ConversionDebuggingVersion Control

Soft Skills

Attention to DetailStructured Problem-SolvingClear CommunicationCollaboration

Tools & Technologies

VWOOptimizelyConvertJIRAGit

Industry Keywords

Web DevelopmentFront-End DevelopmentCRO PlatformsResponsive DesignNorth America

About the role

Key responsibilities & impact

Develop and maintain Shopify storefronts, themes, and integrations
Customise Shopify functionality using Liquid, JavaScript, HTML, CSS, and APIs
Build responsive, high-performing front-end interfaces
Translate Figma designs into production-ready code
Integrate third-party apps and APIs
Optimise performance, accessibility, and page speed
Build A/B and multivariate tests using JavaScript, CSS, and HTML
Configure and deploy experiments using VWO, Optimizely, or Convert
QA experiments across browsers and devices before launch
Debug live experiments and resolve rendering or tracking issues
Translate experiment briefs and designs into measurable variants
Manage development and experiment tasks through JIRA
Handle multiple tickets and priorities concurrently
Collaborate with designers, developers, strategists, and account managers
Maintain clean, structured, and well-documented code
Identify bugs, technical risks, performance issues, and opportunities for improvement
Keep JIRA tickets updated with progress, blockers, and timelines
Communicate technical concerns, questions, mistakes, fixes, and rollback plans clearly
Work closely with the CTO and development team
Be available and responsive during agreed working hours

Requirements

What you’ll need

2–3 years of hands-on web development experience
Strong Shopify development experience
Advanced proficiency in JavaScript, HTML, and CSS, including direct DOM manipulation
Strong knowledge of Shopify Liquid
Hands-on experience building and QAing A/B tests using a CRO platform such as VWO, Optimizely, or Convert
Ability to understand, debug, and improve AI-generated code
Experience converting Figma designs into production-ready front-end code
Understanding of front-end performance optimisation and best practices
Experience with APIs and third-party integrations
Familiarity with Git and version control
Strong attention to detail and structured problem-solving skills
Must be based in North America
Must maintain regular availability during Australian business hours (AEST/AEDT)
Reliable internet connectivity
Own development equipment and tools
Consistent participation in meetings and team communication

Benefits

Comp & perks

Remote work arrangement
Long-term opportunities within a high-trust, delivery-focused environment
Exposure to complex Shopify implementations
Exposure to high-traffic eCommerce platforms
Exposure to live CRO and experimentation programmes
Exposure to modern development workflows
Collaboration with experienced designers, strategists, and developers
Opportunity to progressively gain experience in Magento / Adobe Commerce frontend development and more complex experimentation work