Frontend Engineer (Shopify/WordPress) for Performance

Wise Pirates; Portugal; Hybrid; EUR 40,000 - 55,000; Full time

Job summary

Wise Pirates is seeking a Frontend Developer to build websites and e-commerce stores using Shopify and WordPress/WooCommerce. You will work across the product life cycle in a high-performing team, crafting not just templates but interactive experiences.

You will ensure performance budgets, accessibility per WCAG 2.1 AA, and collaborate with design, UX, and R&D to deliver creative front-ends for commerce projects.

Qualifications

• 2–4 years building for the web on real projects with real traffic.
• Bachelor or master’s degree in Computer Science, Software Engineering or related field, or equivalent experience.
• Proficiency with HTML, CSS, JavaScript and PHP.
• Strong proficiency in WordPress/WooCommerce and/or Shopify; experience with other e-commerce projects.
• Working knowledge of a modern JavaScript framework; React as the preferred framework and TypeScript in a typed codebase.
• AI literacy with practical understanding of LLMs, agents, memory, context, and secure practices.
• Fluency in English and Portuguese.

Responsibilities

• Implement a design created by a UX/UI designer in Figma, faithfully preserving its intent.
• Develop front-end components to improve responsiveness and performance.
• Focus on Core Web Vitals and performance budgets for revenue impact.
• Build to WCAG 2.1 AA by default, with semantic markup and accessible focus states.
• Contribute to interactive and experience projects with the creative and R&D teams.
• Manage testing and debugging and participate in quality assurance.
• Participate in an agile project management system based on multiple sprints.
• Propose ideas and lead initiatives to meet client needs and improve tasks.
• Respond to a project manager and keep updates, blockers, and deadlines communicated.
• Help solve problems and suggest improvements within the front-end team.
• Provide website support with tweaks and fixes based on monthly hour packs.

Skills

Proactivity

Attention to detail

Receptive to feedback

Curiosity

Collaborative spirit

Kindness

AI readiness

Innovation lover

English

Portuguese

Education

Bachelor or Master’s degree in Computer Science / Software Engineering

Tools

HTML

CSS

JavaScript

PHP

WordPress/WooCommerce

Shopify

React

TypeScript

Job description

Wise Pirates is seeking a Frontend Developer to build websites and e-commerce stores using Shopify and WordPress/WooCommerce. You will work across the product life cycle in a high-performing team, crafting not just templates but interactive experiences.

You will ensure performance budgets, accessibility per WCAG 2.1 AA, and collaborate with design, UX, and R&D to deliver creative front-ends for commerce projects.