HubSpot Front-end Developer

GKA

full-time

Posted on: 8/31/2025

Location: 🇻🇳 Vietnam

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💰 $800 - $1,300 per month

JuniorMid-Level

About the role

Build and maintain HubSpot CMS themes, templates, and custom modules using HubL, HTML5, CSS3, and JavaScript for websites, blogs, emails, and landing pages
Convert wireframes/designs into responsive, accessible HubSpot theme pages and reusable components
Implement technical SEO foundations: semantic HTML, clean URL structures, proper heading hierarchy, meta tags, canonical tags, robots directives, Open Graph/Twitter meta
Optimize Core Web Vitals and performance: minify and defer assets, image optimization (responsive images, WebP), reduce render-blocking resources, lazy-load media
Implement and optimize HubSpot CMS features, performance, and cross-browser/device rendering; troubleshoot bugs and glitches
Configure and maintain HubSpot assets (forms, blogs, landing pages) and support content editors with scalable, easy-to-edit solutions
Collaborate with marketing, design, and stakeholders in fluent English to align requirements, branding, and user experience
Use local dev tools, version control, and debugging tools to keep assets high-performing and reliable
Optional: design HubSpot workflows and light CRM configurations aligned to front-end/data needs if experienced

Minimum of 2–3 years of professional front-end experience with HTML5, CSS3, modern JavaScript, responsive design, and debugging
HubSpot CMS development with HubL and HubDB; experience creating custom modules and templates
Fluency in English: ability to speak, write, and listen effectively for remote teamwork, documentation, and client communication
Familiarity with RESTful APIs and integrating HubSpot with other systems (plus)
Version control (e.g., Git) and comfort with command line/local development workflows
Portfolio or examples of HubSpot-based pages/emails/modules showing code quality and maintainability
HubSpot CMS certification or completion of HubSpot Academy CMS for Developers coursework (nice to have)
Experience with CRM objects, data structure awareness, and basic workflow automation within HubSpot (nice to have)
Awareness of accessibility, performance, and component-driven development (design systems mindset)