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Artjom Lupjak
@artem_webdesign
Level 1
Full Stack Developer AI Apps, Modern Web Design And Game Systems
Latvia
English, Latvian
About me
Software should inspire, perform, and engage.
With 20 years bridging Visual Design and Engineering, I turn complex technical ideas into scalable digital products focused on ROI, speed, and user experience.
What I Build:
Web & AI: React, Next.js, Astro, Webflow & AI app integrations.
Games & Dev: Unreal Engine (C++/Blueprints), WoW addons (Lua) & Reddit games (Devvit).
Core Tech Stack: Next.js, React, Astro, Webflow, Tailwind CSS, C++, Unreal Engine, AI APIs, Lua, & Devvit.
Ready to build? Let’s turn your vision into a high-performance product. Message me today to discuss your project!
Skills
Artjom Lupjak
$25/hour
Offline •
Average response time: 1 hour
See my services
Plugins Development
I will create custom world of warcraft addons
AI Websites & Software
I will build your ai saas mvp with next js and openai claude deepseek gemini
Want to work on an hourly basis?
Tell Artjom Lupjak what you need.
$25
/
hourPortfolio
Work experience
Frontend Developer
Booking.com • Freelance
Oct 2016 - Jan 2018 • 1 yr 3 mos
Collaborated with the performance marketing and UI/UX teams to implement and scale high-traffic A/B tests on the core search and booking funnel. Focused on optimizing front-end performance and ensuring a seamless experience for a global audience across 40+ languages. Refactored legacy UI components into a modern, modular library, which improved page load speeds by 20% and helped maintain a consistent brand across various localized versions of the site. Conversion Rate Optimization (CRO), accessibility (WCAG), and building highly resilient components that perform under massive server load.
Frontend Developer
Nike • Freelance
Dec 2016 - Dec 2017 • 1 yr
Developed high-impact, responsive web components for Nike’s global e-commerce platform and seasonal campaign landing pages. Worked on optimizing the front-end for speed and seamless user transitions during major product drops. Built interactive storytelling modules for the "Running" and "Basketball" categories, ensuring a premium brand experience across all device types. React, GSAP (for animations), Tailwind CSS, and headless CMS integrations. Contributed to a 10% increase in mobile conversion rates by refactoring the checkout UI and improving page load speeds.
Frontend Developer.
Cisco • Full-time
Dec 2014 - Dec 2017 • 3 yrs
Built and scaled responsive front-end components for Cisco's communications equipment interfaces. Collaborated in an Agile environment to deliver high-quality code, conduct peer reviews, and ensure seamless integration with back-end microservices. Focus: Data visualization, component-based architecture, and accessible (WCAG) web design.
24 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 24 Reviews
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jamesdee961
Australia
I genuinely cannot recommend Artjom highly enough. He went WAY above and beyond anything I expected. The code he built for my game was excellent, delivered incredibly quickly, and exceeded every expectation I had. What impressed me most was that even AFTER I had paid and told him I was completely happy,...
Helpful?
sureahi123
Israel
Ongoing collaboration
Thank you, made me an addon from scratch,exceptional work.
Helpful?
sureahi123
Israel
Ongoing collaboration
Helpful?
byshido
Spain
Very good delivery I would say, probably need to explain better to Mr. Artjom so he gets the idea better and understand it more. Overall he is really understanding and patient. Definitely recommend to work with him!.
Helpful?
etienne_ginon
France
Helpful?
