vanDevBett
Available for work
Open to junior opportunities ยท Ecuador ๐Ÿ‡ช๐Ÿ‡จ

Juan Carlos Betancourt
Developer

Python ยท FastAPI ยท PostgreSQL ยท React

I build backend systems that are clean, tested and production-ready. REST APIs, real-time applications and fullstack projects โ€” all with a focus on code quality and good architecture.

Tech Stack

Backend

Python FastAPI SQLAlchemy PostgreSQL Redis WebSockets

Frontend

React JavaScript HTML5 CSS3 Axios

DevOps & Tools

Docker Git GitHub Railway Vercel pytest

Featured Projects

01 / REALTIME

Realtime Chat

WebSocket chat with Redis pub/sub, JWT authentication and multiple rooms. Messages persist in PostgreSQL.

FastAPI WebSockets Redis PostgreSQL Docker

02 / FULLSTACK

Expense Tracker

Fullstack expense tracking app with interactive charts, category filters and JWT authentication.

FastAPI React PostgreSQL Recharts Docker

03 / BACKEND

E-commerce API

REST API with JWT auth, role-based access control, product management and order processing with stock validation.

FastAPI JWT PostgreSQL bcrypt Docker

04 / BACKEND

Task Manager API

Clean REST API with full CRUD, Pydantic validation, error handling and pytest test suite.

FastAPI PostgreSQL pytest Docker

05 / DATA

Web Scraper Pipeline

Automated crypto data pipeline that scrapes CoinGecko, stores data in PostgreSQL and generates CSV reports on a schedule.

Python BeautifulSoup PostgreSQL APScheduler Pandas

Let's talk

GitHub LinkedIn Email