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I'm Guilherme de Oliveira Nascimento, a Full Stack Engineer focused on end-to-end application development using Laravel, React, PHP, JavaScript, and TypeScript since 2024. I build robust back-end services and intuitive front-end interfaces, delivering scalable solutions. I have a strong background in database modeling (MySQL and PostgreSQL), REST API integrations, and process automation using n8n. I'm experienced in maintaining and modernizing legacy systems with a focus on performance, scalability, and clean architecture. I actively contribute to AI-driven workflows and automation, including integrations with WhatsApp and other channels via APIs.…I'm Guilherme de Oliveira Nascimento, a Full Stack Engineer focused on end-to-end application development using Laravel, React, PHP, JavaScript, and TypeScript since 2024. I build robust back-end services and intuitive front-end interfaces, delivering scalable solutions. I have a strong background in database modeling (MySQL and PostgreSQL), REST API integrations, and process automation using n8n. I'm experienced in maintaining and modernizing legacy systems with a focus on performance, scalability, and clean architecture. I actively contribute to AI-driven workflows and automation, including integrations with WhatsApp and other channels via APIs.

Guilherme de Oliveira Nascimento

Full Stack Developer, Web Developer, Back-End Developer, +2

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I'm Guilherme de Oliveira Nascimento, a Full Stack Engineer focused on end-to-end application development using Laravel, React, PHP, JavaScript, and TypeScript since 2024. I build robust back-end services and intuitive front-end interfaces, delivering scalable solutions. I have a strong background in database modeling (MySQL and PostgreSQL), REST API integrations, and process automation using n8n. I'm experienced in maintaining and modernizing legacy systems with a focus on performance, scalability, and clean architecture. I actively contribute to AI-driven workflows and automation, including integrations with WhatsApp and other channels via APIs.…I'm Guilherme de Oliveira Nascimento, a Full Stack Engineer focused on end-to-end application development using Laravel, React, PHP, JavaScript, and TypeScript since 2024. I build robust back-end services and intuitive front-end interfaces, delivering scalable solutions. I have a strong background in database modeling (MySQL and PostgreSQL), REST API integrations, and process automation using n8n. I'm experienced in maintaining and modernizing legacy systems with a focus on performance, scalability, and clean architecture. I actively contribute to AI-driven workflows and automation, including integrations with WhatsApp and other channels via APIs.

Available to hire

I’m Guilherme de Oliveira Nascimento, a Full Stack Engineer focused on end-to-end application development using Laravel, React, PHP, JavaScript, and TypeScript since 2024. I build robust back-end services and intuitive front-end interfaces, delivering scalable solutions.

I have a strong background in database modeling (MySQL and PostgreSQL), REST API integrations, and process automation using n8n. I’m experienced in maintaining and modernizing legacy systems with a focus on performance, scalability, and clean architecture. I actively contribute to AI-driven workflows and automation, including integrations with WhatsApp and other channels via APIs.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Full Stack Developer at Make Accelerador de Vendas

June 1, 2024 - Present

Refactored, maintained, and modernized legacy PHP/JavaScript systems to improve performance and scalability, reducing response times and improving maintainability. Developed front-end features with React and JavaScript. Designed and maintained relational data models using PostgreSQL and MySQL, optimizing queries to support new business workflows. Implemented complex integrations between CRMs and marketing platforms, automating campaigns and improving data flow. Resolved recursive issues in jQuery and refactored controllers to enhance data flow and response handling. Contributed to AI agents and automation workflows, including integrations with WhatsApp and other channels via APIs.