Available to hire
Hi there! I’m Justin Gieselbach, a frontend web developer with 15+ years of experience. I specialize in WordPress theme and plugin development, site optimization, and building fast, accessible websites that align with design goals. I enjoy turning design mockups into clean, responsive code and collaborating with cross-functional teams to deliver great digital experiences.
I’m passionate about UX, performance, and scalable web infrastructure. I thrive in remote, collaborative environments and love mentoring teammates, contributing to process improvements, and delivering reliable solutions that help businesses grow.
Skills
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Language
English
Fluent
Work Experience
Frontend Developer at Ikue
May 1, 2025 - September 1, 2025Oversee all aspects of web development, from hands-on coding and customization to managing the hosting environment. Translate design mockups into code including cross-browser compatibility.
Frontend Developer at Hylabs Limited
March 1, 2024 - December 1, 2024Translate design mockups into code including cross-browser compatibility. Create & update HTML/CSS style guide for entire site. Provide testing and development support for lead developer.
Frontend Developer & Webmaster at Nestle Dolce Gusto UK
November 1, 2020 - March 1, 2025Lead and coordinate the global roll-out of website content and features, creating and following a project timeline to activate those on both brand and D2C websites. Provide guidance and training, support documentation creation and fix technical issues related to content and feature activation and testing by aligning with both technical agencies and 3rd party stakeholders. Pilot new features and propose process/technical improvements.
Frontend Developer & Webmaster at Property Pathways
March 1, 2020 - December 1, 2023Responsible for the visual design, layout, and interactive elements of all websites and applications. Translate visual designs into functional code. Optimize applications for speed and scalability.
Frontend Developer & Webmaster at Nestlé Dolce Gusto UK
November 1, 2020 - March 1, 2025Lead and coordinate the global roll-out of website content and features, creating and following a project timeline to activate them on both brand and D2C websites. Provide guidance and training, support documentation creation and fix technical issues related to content and feature activation and testing by aligning with technical agencies and third-party stakeholders. Pilot new features and propose process/technical improvements.
Education
BA in Computer Generated Multimedia at University of South Africa
January 11, 2030 - January 1, 2021Graphic Design diploma at Sedibeng College
January 11, 2030 - January 1, 2004Graphic Design diploma at Sedibeng College
January 11, 2030 - January 1, 2004Qualifications
Magento Frontend developer certification
May 1, 2015 - May 1, 2015Udemy - The Complete JavaScript Course 2024: From Zero to Expert!
January 11, 2030 - January 1, 2024React - The Complete Guide 2024 (incl. Next.js, Redux)
January 11, 2030 - January 1, 2024100 Days of Code: The Complete Python Pro Bootcamp
January 11, 2030 - December 16, 2025Git a Web Developer Job: Mastering the Modern Workflow
January 11, 2030 - December 16, 2025Build Data Visualizations with D3.js & Firebase
January 11, 2030 - December 16, 2025UX & Web Design Master Course: Strategy, Design, Development
January 11, 2030 - December 16, 2025Industry Experience
Software & Internet, Professional Services, Retail, Consumer Goods, Media & Entertainment
Skills
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