Browse categories
Explore
Fiverr Pro
English
$
USD
Juan C. Valdes
@juanvalds792
Full Stack Developer
Argentina
English, Spanish
About me
Full Stack Developer specializing in React, Next.js, TypeScript, and Supabase. I build SaaS platforms, web apps, and mobile apps with clean, scalable code.
Services: SaaS web apps with Next.js and Supabase, Android apps with React Native and Expo, auth systems and payment integration, database design with PostgreSQL.
Featured work: ElPotrero, a live tournament platform with web and Android app on Google Play, real users and integrated payments.
Professional delivery, bilingual (English/Spanish), ongoing support.
Skills
Juan C. Valdes
Offline •
See my services
Custom Websites
I will build your saas web app with nextjs supabase auth and database
Android App Development
I will develop your android mobile app with react native
Portfolio
Work experience
.png){kind=logo}
Founder & Full Stack Developer
Fiverr • Freelance
Mar 2023 - Present • 3 yrs 5 mos
Full Stack Developer specializing in production-ready web and mobile applications. Built ElPotrero, a live tournament platform with Android app on Google Play and web platform with real users and integrated payments. Developed AUREX Currency Exchange API supporting 170+ currencies, published on RapidAPI. Tech stack: React, React Native, Next.js, TypeScript, Node.js, PostgreSQL, Supabase, MongoDB. Expert in RESTful APIs, database design, cloud deployment (Vercel, Railway, EAS), and payment integration (Paddle). Clean, scalable code with professional delivery.
1 Reviews
| (1) | ||
| (0) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-1 out of 1 Reviews
Sort By
Most relevant
masimehchan
Argentina
Ridiculously fast! I asked Juan for a landing page for my air conditioning installing company and he literally went above and beyond to understand what I specifically needed. It's a fair amount of money for the beautiful work he did. Definitely worth trying.
Helpful?
