Frontend Engineer – Marketing Website (Part-time, 20h)

chargecloud; Madrid; On-site; EUR 40,000 - 66,000; Part time

Job summary

chargecloud is seeking a part-time frontend developer to own and evolve the marketing website. You will implement landing pages, reusable modules, and campaign pages in React and Next.js based on approved designs.

You’ll connect Storyblok to the frontend, ensure responsive, accessible UI, and integrate with APIs like HubSpot while keeping performance and SEO top of mind. You will work with the marketing team and agency, plan your backlog, provide estimates, and document decisions as the sole

Qualifications

• Degree in Computer Science or comparable technical qualification.
• Experience building marketing websites and landing pages.
• Proficient in JavaScript/TypeScript, React and Next.js.
• Experience with headless CMS implementations and component design.

Responsibilities

• Build and launch landing pages, campaign pages and reusable modules in React/Next.js.
• Integrate Storyblok with Next.js front end and manage content structures.
• Turn designs into responsive, accessible pages across screen sizes and languages.
• Connect sites to APIs and external services like HubSpot while optimizing performance and SEO.
• Plan and estimate work with marketing and agency teams, flag risks early.
• Maintain site health with testing, code reviews, releases, and documentation.
• Leverage AI tools to save time in development and documentation.

Skills

JavaScript/TypeScript

React

Next.js

Storyblok

Node.js

NPM

API integrations

Git/GitHub

Backlog management

Accessibility

Education

BSc Computer Science

Tools

Storyblok

Contentful

Sanity

Strapi

Job description

chargecloud is seeking a part-time frontend developer to own and evolve the marketing website. You will implement landing pages, reusable modules, and campaign pages in React and Next.js based on approved designs.

You’ll connect Storyblok to the frontend, ensure responsive, accessible UI, and integrate with APIs like HubSpot while keeping performance and SEO top of mind. You will work with the marketing team and agency, plan your backlog, provide estimates, and document decisions as the sole