Freelancers using OpenAI in DublinFreelancers using OpenAI in Dublin
ProjectsPeople
Joao Melo's avatar
Joao Melo
Dublin, Ireland
Scalable Solutions with React & Python Expertise
8
Followers
Scalable Solutions with React & Python Expertise
Cover image for Advanced AI Tutor: OpenAI GPT-4 Integration for Real-time So...
[EN] Custom AI Ecosystem (OpenAI/GPT-4) | [BR] Ecossistema de IA Customizada (OpenAI) 📝 Description: [EN] Real-time AI tutor integrated with the OpenAI API. I developed a highly concurrent React + Node.js ecosystem with response streaming (800ms) and persistent history. The architecture successfully supports 500+ concurrent users, elevating the client's NPS from 6.2 to 8.7. [BR] Motor de IA em tempo real integrado à API da OpenAI (GPT-4). Desenvolvi um ecossistema React + Node.js com streaming de respostas (800ms) e histórico persistente. A arquitetura suporta 500+ usuários simultâneos com respostas humanizadas, elevando o NPS do cliente para 8.7. 🛠️ Skills: Artificial Intelligence, Node.js, React.js, API Integration, TypeScript.
1
38
Cover image for EN] Enterprise Medical Management Platform
EN] Enterprise Medical Management Platform | [BR] Gestão Médica de Alta Escala [EN] Full-stack platform built for high-volume clinics. I eliminated 80% of scheduling conflicts and administrative bottlenecks using Next.js and Node.js+Prisma. Engineered a scalable PostgreSQL architecture with automated notifications, allowing the clinic to double its medical staff without increasing the administrative team. [BR] Plataforma Full-Stack arquitetada para clínicas de alto volume. Reduzi 80% dos conflitos de agenda e eliminei gargalos administrativos utilizando Next.js e Node.js+Prisma. Arquitetura escalável no PostgreSQL com notificações automatizadas, permitindo dobrar o corpo médico sem aumentar o time de recepção. 🛠️ Skills: Next.js, Node.js, PostgreSQL, TypeScript, API Integration.
1
62
Cover image for [EN] High-Conversion React E-Commerce |
[EN] High-Conversion React E-Commerce | [BR] E-Commerce React de Alta Conversão 📝 Description: [EN] E-commerce architected for extreme performance and conversion. Migrating to React/TypeScript resulted in 1.2s load times (down from 5.8s), a 120% increase in online sales, and a drop in cart abandonment from 75% to 32% via optimized client-side caching and responsive UI. [BR] E-commerce arquitetado para conversão extrema e performance. A migração para React/TypeScript resultou em carregamento em 1.2s (antes 5.8s), aumento de 120% nas vendas e redução de 75% para 32% no abandono de carrinho através de cache otimizado (React Query) e UI responsiva. 🛠️ Skills: React.js, TypeScript, Tailwind CSS, MongoDB, UI / UX.
1
44
Cover image for [EN] Intelligence Web Scraping Engine
[EN] Intelligence Web Scraping Engine | [BR] Motor de Web Scraping & Inteligência 📝 Description: [EN] High-complexity data extraction bypassing advanced WAF protections (Cloudflare/DataDome). Engine built with Node.js and Puppeteer Stealth, featuring an IP rotation system. Extracts massive datasets and synchronizes autonomously with Google Sheets via AWS for market intelligence. [BR] Extração de dados de alta complexidade com contorno de proteções WAF (Cloudflare/DataDome). Motor construído com Node.js + Puppeteer Stealth e sistema de rotação de rede. Realiza raspagem massiva e sincronização automatizada com Google Sheets via AWS para decisões de inteligência de mercado. 🛠️ Skills: Web Scraping, Node.js, Data Processing, JavaScript, Automation.
0
22
OpenAI(1)