Freelancers using Expo in MadridFreelancers using Expo in Madrid
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Nikita Beznosikov's avatar
Nikita Beznosikov
pro
Madrid, Spain
Full-Stack Engineer · SaaS · Node.js / React / TypeScript
5.0
Rating
2
Followers
Full-Stack Engineer · SaaS · Node.js / React / TypeScript
Cover image for AI-powered language flashcard app for
AI-powered language flashcard app for iOS. Users describe any theme ("Coffee and tea", "Driving exam") and the app instantly generates a custom deck via Google Gemini. Features a progressive 3-level vocabulary system (beginner → intermediate → advanced) with mastery-based unlocking, SM-2/FSRS spaced repetition with Again/Hard/Good/Easy ratings, offline-first SQLite storage, bilingual audio examples, smart daily reminders, and a freemium model (RevenueCat) gating unlimited decks and advanced levels. Built with React Native (Expo), TypeScript, SQLite, Supabase, Google Gemini, RevenueCat.
0
61
Cover image for Pay-per-use video testimonial SaaS. Businesses
Pay-per-use video testimonial SaaS. Businesses collect text reviews for free and pay per video testimonial via a credit system — no subscriptions. Features include browser-based video recording, embeddable widget with masonry layout, Stripe payments, credit metering via Cloudflare Stream analytics, signed video URLs for hotlink protection, and a dashboard for approving/rejecting submissions. Built with Next.js, Supabase (PostgreSQL), Cloudflare Stream, Stripe.
1
78
Cover image for Shopify app for EU Digital
Shopify app for EU Digital Product Passport (DPP) compliance. Merchants can create and manage product passports with QR codes, print labels, bulk edit via CSV, and use AI to auto-fill passport fields from existing product data. Built with Remix, React, Node.js, Prisma, and Shopify GraphQL API.
1
76
Cover image for Built and owned the entire
Built and owned the entire technical stack for a US e-commerce platform generating $1M/mo revenue. Developed custom Next.js storefront, checkout, and CMS admin panel from scratch. Integrated Stripe, Braintree, PayPal, Apple Pay, and Google Pay. Implemented fraud protection, automated chargeback handling via Visa CDRN, server-side tracking (FB CAPI, Google Ads), and BigQuery analytics pipeline.
1
65
Expo(1)
Sergio Gutierrez's avatar
Sergio Gutierrez
Madrid, Spain
Full Stack Engineer. Building mobile app prototypes.
6
Followers
Full Stack Engineer. Building mobile app prototypes.
Cover image for Some old work of mine: Trufario, an app tracking your dog's ...
Some old work of mine: Trufario, an app tracking your dog's most important events throughout the day to find triggers for your companion's problems. One of the first apps I created from its conception to the stores and still proud of it.
25
167
Cover image for A glimpse into my most recently published app for an investm...
A glimpse into my most recently published app for an investment client I had the luck to work with
1
2
61
Cover image for What a joy to work on Do It Myself. It is one of my most rec...
What a joy to work on Do It Myself. It is one of my most recent prototypes I created to keep personal projects tidy. Designed in Figma, coded in React Native. I wrote about the process of creating it here: https://antropia.studio/blog/80-hour-app/ #shareyourwork
23
187
Cover image for Today's exploration is a redesign of one of my first publish...
Today's exploration is a redesign of one of my first published apps: Trufario, your doggo's personal tracker. Do you have a favorite?
21
136
Expo(3)
Ignacio Fernandez's avatar
Ignacio Fernandez
Madrid, Spain
Web dev & mobile engineer. Problem solver. Idea to deployment.
Web dev & mobile engineer. Problem solver. Idea to deployment.
Cover image for Icedrive
Icedrive
0
4
Cover image for Readly
Readly
0
14
Cover image for Website development
Website development
0
4
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Expo(1)
Domingo Alonso's avatar
Domingo Alonso
Madrid, Spain
Transforming ideas into robust web applications on the cloud
Transforming ideas into robust web applications on the cloud
Cover image for Meditation app
Meditation app
0
2
Cover image for Delivery Web App
Delivery Web App
0
3
Cover image for Flashy app
Flashy app
0
3
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