Hi there, I'm Andreas Themistokleous, a frontend developer with 15+ years of experience. I build SPA frontends and CMS-driven sites for a variety of environments, turning design into functional, maintainable user interfaces. I enjoy collaborating with designers and product teams to deliver polished experiences using Angular, Vue, Twig, Laravel, and ASP.NET MVC. Hi, I’m passionate about clean code, scalable architectures, and performance. I love turning Figma designs into responsive interfaces, solving UX challenges, and continuously learning new frontend techniques while delivering solid features for customers.

Andreas Themistokleous

Hi there, I'm Andreas Themistokleous, a frontend developer with 15+ years of experience. I build SPA frontends and CMS-driven sites for a variety of environments, turning design into functional, maintainable user interfaces. I enjoy collaborating with designers and product teams to deliver polished experiences using Angular, Vue, Twig, Laravel, and ASP.NET MVC. Hi, I’m passionate about clean code, scalable architectures, and performance. I love turning Figma designs into responsive interfaces, solving UX challenges, and continuously learning new frontend techniques while delivering solid features for customers.

Available to hire

Hi there, I’m Andreas Themistokleous, a frontend developer with 15+ years of experience. I build SPA frontends and CMS-driven sites for a variety of environments, turning design into functional, maintainable user interfaces. I enjoy collaborating with designers and product teams to deliver polished experiences using Angular, Vue, Twig, Laravel, and ASP.NET MVC.

Hi, I’m passionate about clean code, scalable architectures, and performance. I love turning Figma designs into responsive interfaces, solving UX challenges, and continuously learning new frontend techniques while delivering solid features for customers.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

English
Fluent
Greek, Modern
Fluent

Work Experience

Senior Frontend Developer at TradeTracker
October 1, 2023 - October 1, 2023
Development and maintenance of an affiliate marketing platform; conversion of Figma designs to HTML5/CSS3/SCSS/JS/TS Twig templates; development of widgets and banners.
Frontend Developer at Oaky
September 1, 2021 - September 1, 2021
Development and maintenance of a hotel upsell platform; conversion of Figma designs to a Vue 3 SPA with Tailwind CSS; unit testing with Jest.
Frontend Developer at Bloomreach
May 1, 2021 - May 1, 2021
Development and maintenance of a bespoke CMS system; frontend enhancements and integration work.
Frontend Developer at Cloud Technology Solutions NL
January 1, 2021 - January 1, 2021
Development of cloud-focused SPAs built on Angular; connecting frontends to a Firestore data store; unit testing with Jasmine/Karma.
Frontend Developer at Cergis Software
August 1, 2018 - August 1, 2018
Converted wireframes and PSDs to responsive HTML5/CSS3/LESS/SCSS/JavaScript/jQuery websites; integrated with bespoke ASP.NET MVC-based CMS and Umbraco CMS; developed responsive emails.
Frontend Developer at Digital Marmalade
March 1, 2017 - March 1, 2017
Converted wireframes and PSDs to responsive HTML5/CSS3/LESS/SCSS/JS/jQuery web apps; integrated with bespoke PHP-based CMS and Laravel CMS; designed emails and marketing pages.
Freelance Web Designer/ Developer at Vitamin London
August 1, 2013 - August 1, 2013
Frontend development and design for client websites; prototyping and building responsive frontends; basic CMS integrations.
Creative Web Designer/ Developer at DES Computer Services
June 1, 2012 - June 1, 2012
Web design and frontend development (HTML/CSS/JS/jQuery); integration with ASP-based backend; Flash design and development with ActionScript 3; audio/video production and post-production.
Front-End Developer at Resorthoppa
June 1, 2014 - June 1, 2014
Travel-related websites powered by a unified online booking engine (HTML/CSS/JS/jQuery/A SP); integration with ASP-based backend; maintenance of multilingual sites and white-label themes.
Senior Front-End Developer at TradeTracker
October 1, 2023 - October 1, 2023
Development and maintenance of an affiliate marketing platform; conversion of Figma designs to HTML5/CSS3/JS/TS/Twig templates; development of widgets and banners.
Frontend Developer at Vitamin London
August 1, 2013 - August 1, 2013
Creative web designer/developer; converted wireframes to responsive HTML5/CSS/JS/jQuery apps; design of white-label themes; Flash/ActionScript 3 work.
Frontend Developer at A2B Transfers / Resort Hoppa
June 1, 2014 - June 1, 2014
Frontend development of travel-related websites powered by a unified online booking engine (HTML/CSS/JS/jQuery/ASP); integration with ASP backend; multi-language site maintenance; white-label theme design and frontend development.
Frontend Web Designer / Frontend Developer at DES Computer Services
June 1, 2012 - June 1, 2012
Web design and frontend development (HTML/CSS/JS); ASP backend integration; Flash design and development with ActionScript 3; audio/video production and post-production (chromakey, Premiere Pro).

Education

Master of Arts in Digital Media at Kingston University
January 11, 2030 - October 27, 2025
Bachelor of Science in IT with Business Information Systems at Middlesex University
January 11, 2030 - October 27, 2025
Master of Arts in Digital Media at Kingston University
January 11, 2030 - October 27, 2025
Bachelor of Science in IT with Business Information Systems at Middlesex University
January 11, 2030 - October 27, 2025

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Media & Entertainment, Professional Services, Travel & Hospitality