Jean Carlo de Oliveira

Mid-level Software Engineer

I'm a Mid-level Software Engineer specializing in full-stack development, VoIP integrations, WhatsApp message automation, and API management. I excel in leading complex projects independently, from conception to implementation. With strong expertise in Node.js, React, .NET, PHP, Laravel, and SQL databases, I also have skills in creating dashboards and data analysis.

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Professional Experience

Inovacomm

Mid-level Software Engineer

March 2023 - Present

Led the independent development of a complete Hotel Management System using Node.js/Express (backend) and Next.js (frontend), implementing tests with over 90% coverage.
Designed and implemented integrations between the 3CX VoIP system and various CRM platforms using C# and .NET Framework.
Developed the Openzap platform for WhatsApp message management using Node.js, Express, and the Baileys library, including an interactive frontend and advanced automation features.
Created a Predictive Dialer System for managing automated call campaigns using .NET, MySQL, and Laravel.
Implemented seamless integration between 3CX and Microsoft Teams, allowing call manipulation directly in the Teams interface.
Managed deployment processes on Linux VMs, implemented CI/CD pipelines, and administered server configurations.
Developed a Laravel site for managing a C# .NET 8 WebAPI, focused on license management.
Created complex dashboards in Grafana, performing advanced queries on MySQL and PostgreSQL databases for data analysis and system monitoring.

Featured Projects

Job Search Bot

An automated assistant that helps developers find job opportunities. Features email notifications, location filtering, and advanced search capabilities with a premium subscription option.

Currency Converter

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A real-time currency converter built with Next.js and React, featuring multiple currencies, dark mode, and multi-language support. Uses Currency Freaks API for live exchange rates.

UniConnect

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A university-focused social network enabling students to connect, exchange messages, and create course communities. Built with React.js, Node.js, and Supabase.

Elephantgun

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An eco-conscious brand's e-commerce platform selling unique, hand-painted ECObags. Features product showcases and an environmental impact message.

Openzap

A comprehensive WhatsApp message management platform developed with Node.js, Express, React, and Baileys. Features advanced automation capabilities and an interactive frontend.