Shopify CRO Engineer: Full-Stack Performance & Conversion

Lever, Inc.; France; Sur place; EUR 60 000 - 90 000; Plein temps

Avantages offerts par ce poste

Fully remote

Flexible working hours

Performance-based bonus

Medical benefits

Mental health support

Flexible PTO

Company retreats

Learning stipend

Opportunity to work on high-traffic e‑

Résumé du poste

Lever, Inc. is seeking a hands-on Shopify developer to own performance, usability, and conversion for high-traffic storefronts. You will identify opportunities, run CRO experiments, and ship improvements across Liquid, JavaScript, HTML, CSS, and Shopify APIs.

Collaborating with marketing, design, and product teams, you’ll turn ideas into tested experiences, analyze behavior data, and advance Core Web Vitals, page speed, and conversion rates in a fully remote role.

Qualifications

• 3+ years of hands-on Shopify development experience.
• Strong proficiency in Liquid, JavaScript, HTML and CSS.
• Experience customizing Shopify themes and integrating apps.
• Proven ability to deliver measurable eCommerce conversion improvements.
• Solid understanding of website performance optimization and Core Web Vitals.
• Ability to design, launch, analyze, and iterate on A/B tests and CRO initiatives.
• Ability to write clean, well-documented code.
• Self-directed, proactive, and results-oriented.

Responsabilités

• Identify and implement front-end and back-end improvements across Shopify storefronts, landing pages, product pages, and checkout experiences.
• Independently plan and execute A/B tests, CRO experiments, and user experience optimizations.
• Optimize page speed, mobile responsiveness, Core Web Vitals, and overall site performance.
• Build custom Shopify features, sections, and pages using Liquid, Shopify APIs, and third-party applications.
• Analyze analytics, heatmaps, customer behavior, and performance data to proactively identify optimization opportunities.
• Collaborate with design, marketing, and product teams to translate ideas into functional, tested, and high-performing web experiences.
• Monitor Shopify platform updates, app ecosystem developments, and emerging eCommerce CRO best practices.
• Maintain clean, organized, documented, and scalable code while following established development workflows.
• Track and communicate results from experiments and site improvements, using findings to guide future optimization initiatives.
• Take ownership of site issues and performance bugs, resolving them efficiently and minimizing their impact on customers and business performance.
• Establish a consistent pipeline of testing and optimization initiatives and become a trusted technical resource for Shopify development and CRO implementation.

Connaissances

Shopify development

Liquid

JavaScript

HTML

CSS

A/B testing

Analytics

Outils

Klaviyo

Google Analytics

Hotjar

Clarity

Lucky Orange

Description du poste

Lever, Inc. is seeking a hands-on Shopify developer to own performance, usability, and conversion for high-traffic storefronts. You will identify opportunities, run CRO experiments, and ship improvements across Liquid, JavaScript, HTML, CSS, and Shopify APIs.

Collaborating with marketing, design, and product teams, you’ll turn ideas into tested experiences, analyze behavior data, and advance Core Web Vitals, page speed, and conversion rates in a fully remote role.