I'm a freelancer who specializes in Web development from Hungary. My portfolio: _Website not available. Sign in: https://www.twine.net/signup_…

Márk Létai

I'm a freelancer who specializes in Web development from Hungary. My portfolio: _Website not available. Sign in: https://www.twine.net/signup_…

Available to hire

I’m a freelancer who specializes in Web development from Hungary.
My portfolio: Website not available. Sign in: https://www.twine.net/signup

Skills

Experience Level

HTML5
Expert
CSS
Expert
JavaScript
Expert
WordPress
Expert
SEO
Expert
Google Ads
Expert
React JS
Expert
Vue.js
Intermediate
Figma
Intermediate
TypeScript
Intermediate
jQuery
Intermediate
SQL
Intermediate
Shopify
Intermediate
Node.js
Intermediate
AngularJS
Intermediate
Bootstrap
Intermediate
Kubernetes
Intermediate
Docker
Intermediate
Jira
Intermediate
GitHub CoPilot
Intermediate
See more

Language

English
Fluent
Hungarian
Fluent

Work Experience

SAP Administrator at Yettel Hungary
January 1, 2023 - October 11, 2025
Processing different SAP orders. Identifying, documenting and resolving system errors. Preparing regular reports and Excel analyses. Collaborating with SAP consultants, developers and ITS support.
Frontend Developer at Yettel Hungary
January 1, 2023 - October 11, 2025
Frontend Developer responsible for designing and implementing frontend campaigns; managing and uploading campaigns on the Google Ad Manager platform; collaborating with creative, content production and technical teams; creating and publishing SEO content; moderating online reviews and user feedback; ensuring a responsive, accessible UI across channels.
SEO Assistant at YOLO Kft.
January 1, 2023 - October 11, 2025
Developed WordPress, ShopRenter and UNAS webshops and websites; created and managed SEO content; conducted keyword research; supported link-building tasks; prepared reports and statistics.
SAP Administrator at YOLO Kft.
January 1, 2023 - October 11, 2025
Processed SAP orders; identified, documented and resolved system errors; prepared regular reports and Excel analyses; collaborated with SAP consultants, developers and IT support.

Education

Applied Mathematics / Computer Science at Ferenc Rákóczi II Transcarpathian Hungarian College of Higher Education
January 1, 2020 - January 1, 2025
Bachelor's in Business and Management at Óbuda University, Keleti Faculty of Business and Management
January 1, 2023 - January 1, 2024

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Telecommunications, Media & Entertainment, Professional Services, Computers & Electronics