Raphael Serafim

Raphael Serafim

Toronto, Canada
Senior Software Developer
Full-Stack Developer TypeScript|
TypeScript Expert
Cloud-Ready Solutions

Experienced Senior Developer focused on scalable web applications, real-time systems, and AI integrations. Strong background in TypeScript, Node.js, and cloud services, delivering solutions used by thousands of users daily.

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Google Cloud
Google SQL
AWS
Linux
Node.js
OpenAI
Contabo
Google Cloud
Google SQL
AWS
Linux
Node.js
OpenAI
Contabo
80+
Projects Delivered
7+
Years of Experience
50+
Cloud Deployments
35+
AI Integrations

Highlighted Projects

API Sicredi PIX

PHP library for Sicredi PIX integration: create charges and receive real-time payment notifications

PHPSicredi PIXWebhooks
16
3
Active

client-php-api-wa-me

Unofficial PHP client for WhatsApp API (api‑wa.me): send messages, manage groups and receive events

PHPWhatsApp APIWebhooks
11
9
Active

chatbot-gpt-whatsapp

WhatsApp chatbot in PHP integrating OpenAI GPT for conversational AI responses

PHPOpenAI GPTWhatsApp API
6
0
Active

base-server‑ts

TypeScript boilerplate for building REST API servers with Express.js and PostgreSQL

TypeScriptExpress.jsPostgreSQL
0
0
Active

Open to Opportunities

Looking for challenging roles in product-focused teams where I can contribute to scalable architecture, performance optimization, and intelligent automation.

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Available for Hire
Full-Stack Developer
Cloud & AI Experience