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Hi, I’m Jason J. Chang. I’m a Creative Engineer and UX Technologist blending a decade of UX design expertise with a CS/HCI background to engineer highly interactive digital experiences. I specialise in design-led development, rapid prototyping, and AI-augmented workflows to deliver high-performance outcomes across fintech, broadcasting, and government sectors. I translate concepts into production-ready frontend code using modern frameworks (Astro, Eleventy), Webflow, GSAP, and robust API integrations. I collaborate closely with creative and business teams to turn high-fidelity concepts from Figma into scalable demos and experiences that feel fast, accessible, and delightful.…Hi, I’m Jason J. Chang. I’m a Creative Engineer and UX Technologist blending a decade of UX design expertise with a CS/HCI background to engineer highly interactive digital experiences. I specialise in design-led development, rapid prototyping, and AI-augmented workflows to deliver high-performance outcomes across fintech, broadcasting, and government sectors. I translate concepts into production-ready frontend code using modern frameworks (Astro, Eleventy), Webflow, GSAP, and robust API integrations. I collaborate closely with creative and business teams to turn high-fidelity concepts from Figma into scalable demos and experiences that feel fast, accessible, and delightful.

Jason J. Chang

UX Designer, Web Developer, Front-End Developer

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Hi, I’m Jason J. Chang. I’m a Creative Engineer and UX Technologist blending a decade of UX design expertise with a CS/HCI background to engineer highly interactive digital experiences. I specialise in design-led development, rapid prototyping, and AI-augmented workflows to deliver high-performance outcomes across fintech, broadcasting, and government sectors. I translate concepts into production-ready frontend code using modern frameworks (Astro, Eleventy), Webflow, GSAP, and robust API integrations. I collaborate closely with creative and business teams to turn high-fidelity concepts from Figma into scalable demos and experiences that feel fast, accessible, and delightful.…Hi, I’m Jason J. Chang. I’m a Creative Engineer and UX Technologist blending a decade of UX design expertise with a CS/HCI background to engineer highly interactive digital experiences. I specialise in design-led development, rapid prototyping, and AI-augmented workflows to deliver high-performance outcomes across fintech, broadcasting, and government sectors. I translate concepts into production-ready frontend code using modern frameworks (Astro, Eleventy), Webflow, GSAP, and robust API integrations. I collaborate closely with creative and business teams to turn high-fidelity concepts from Figma into scalable demos and experiences that feel fast, accessible, and delightful.

Available to hire

Hi, I’m Jason J. Chang. I’m a Creative Engineer and UX Technologist blending a decade of UX design expertise with a CS/HCI background to engineer highly interactive digital experiences. I specialise in design-led development, rapid prototyping, and AI-augmented workflows to deliver high-performance outcomes across fintech, broadcasting, and government sectors.

I translate concepts into production-ready frontend code using modern frameworks (Astro, Eleventy), Webflow, GSAP, and robust API integrations. I collaborate closely with creative and business teams to turn high-fidelity concepts from Figma into scalable demos and experiences that feel fast, accessible, and delightful.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Korean

Fluent

Work Experience

Freelance Creative Engineer / Webflow Developer at Self-employed / Freelance

April 1, 2024 - Present

Freelance Creative Engineer / Webflow Developer focusing on rapid prototyping and building highly interactive digital experiences. Implemented high-performance interfaces using Astro and Webflow, translating high-fidelity Figma concepts into production-ready frontend code. Developed custom JavaScript and GSAP-driven micro-interactions, engineered robust API integrations and headless CMS structures, and collaborated with business teams across fintech, broadcasting, and government sectors to translate briefs into demos.

Senior UX Designer at Elsevier

January 1, 2020 - January 1, 2024

Designed and delivered detailed wireframes and highly interactive prototypes to visualize complex data models and hierarchical structures for enterprise SSO identity systems and admin consoles. Translated intricate user journeys into frontend experiences, balancing technical constraints with UI excellence. Contributed to and maintained design system components ensuring accessibility and visual consistency across product suites.

Senior UX Designer at MHRA

January 1, 2017 - January 1, 2017

Orchestrated the UX design for a G2B medicines export licensing tool, ensuring adherence to government digital standards. Produced granular wireframes and highly interactive prototypes mapping regulatory workflows and compliance processes.

Senior UX Designer at Fidelity International

January 1, 2017 - January 1, 2020

Spearheaded UX/UI design for B2C workplace pensions, delivering responsive web and mobile app experiences. Developed highly interactive, high-fidelity demo applications to support sales teams with compelling materials and mockups for customer journeys.

Senior UX Designer at Ticketmaster

January 1, 2016 - January 1, 2016

Led UX design and rapid prototyping for complex B2B eCommerce and white-label ticket sales management platforms. Created prototypes to test transactional journeys, ensuring a frictionless and visually intuitive user experience.

Senior UX Designer at Criteria Media Exchange

January 1, 2014 - January 1, 2016

Designed end-to-end user journeys for robust B2B digital content distribution and supply management platforms. Established intuitive UI layouts and responsive web designs to handle large volumes of digital assets efficiently.

UX Designer at Vodafone Global

January 1, 2013 - January 1, 2014

Designed user-centric interfaces and interactions for Vodafone's native Windows applications. Conducted usability assessments to refine interactive elements and improve overall navigation.

UX Designer at RealNetworks

January 1, 2012 - January 1, 2013

Formulated the UX strategy and design for a complex B2B music storefront across web and mobile app platforms. Conducted in-house usability research, translating user feedback into tangible visual design and interface improvements. Built interactive prototypes to simulate media playback, content discovery, and transactional user journeys.