Always learning, always building

Lucas Trentin

Software Engineer

Full Stack Software Engineer with solid experience in web development, REST APIs, and management systems (CRM/CMS). Hands-on with PHP (Laravel), Java (Spring Boot, Spring Data/JPA), and Python (FastAPI, Flask), plus modern front-end with Vue.js and React. Experienced with Docker, CI/CD, relational databases (PostgreSQL, MySQL), and AI API integrations (OpenAI, Gemini). Proactive, communicative, and focused on delivering scalable, clean, business-value-driven solutions.

LinkedIn GitHub

Years of experience: 0+; Years of experience
Companies served: 0; Companies served
Technologies: 0+; Technologies

LocationNovo Hamburgo, Diehl, RS, Brazil LinkedInin/cezar-trentin GitHubgithub.com/czarist Websitecezartrentin.dev

Career

Professional Experience

Professional history in reverse chronological order, with the technologies used in each role.

DEC 2023

Mid-Level Full Stack PHP Developer

First Decision Current position

Development of CRMs and CMSs for expense tracking, user management, building cost allocation, content management, and data gathering.

Implemented REST APIs and business modules in PHP 8/Laravel 9, with a front-end in Vue.js, JavaScript, jQuery, and AJAX.
Developed and evolved auxiliary services in PHP/Laravel, authenticated with JWT and OAuth2.
Containerization with Docker and Docker Compose; version control with Git/GitLab (GitFlow) and CI/CD practices.
Modeling and querying in MySQL, MariaDB, and PostgreSQL, applying SOLID, Clean Architecture, and REST best practices.

PHP 8
Laravel 9
Vue.js
Docker
GitLab
MySQL
MariaDB
PostgreSQL
Redis
JWT
OAuth2
Scrum
Kanban

NOV 2021

Mid-Level Full Stack PHP/Java Developer

Qintess

Maintenance of web systems, HR systems, public-sector service delivery, e-commerces, and backend/frontend features.

Maintained and evolved PHP (5, 7, and 8) applications with Drupal 7/8, CodeIgniter 3, JavaScript, jQuery, AJAX, and REST APIs.
Developed Java backends with Spring Boot, Hibernate, EJB, JSF, JPA, Maven, and Tomcat; exposed REST and SOAP services.
Built automation and integrations in Python (Flask, SQLAlchemy, Pandas, Pytest) for light ETL, reporting, and external API consumption.
Worked with Docker, Git/GitLab (GitFlow), MySQL, MariaDB, and PostgreSQL; delivery under Scrum and Kanban.
Applied Design Patterns, SOLID principles, and service-oriented architecture to reduce coupling between modules.

PHP 5/7/8
Drupal 7/8
CodeIgniter 3
Java
Spring Boot
Hibernate
JPA
Python
Flask
Pandas
Docker
GitLab
MySQL
MariaDB
PostgreSQL
REST
SOAP

JUL 2021

Mid-Level Backend PHP Developer

Grupo Sinos

Maintenance of web systems, media management systems, web services, and backend/frontend features.

Evolved PHP 5/7/8 systems with Laravel 5/7, CodeIgniter 3, and a proprietary CMS; REST APIs, AJAX, and the MVC pattern.
Developed integration endpoints and services with Java (Spring Boot, JPA) and Python (FastAPI/Flask, Requests) for data exchange between systems.
Worked with MySQL, PostgreSQL, and SQL Server; asynchronous queues and tasks with Celery and Redis in media workflows.
Used Docker, Git/GitLab (GitFlow), and Scrum/Kanban methodologies throughout the delivery cycle.

PHP 5/7/8
Laravel 5/7
CodeIgniter 3
Java
Spring Boot
Python
FastAPI
Flask
Celery
Redis
Docker
GitLab
MySQL
PostgreSQL
SQL Server

JAN 2021

Mid-Level Full Stack PHP Developer

Mavetec

Full stack web development, building features and business rules.

Delivered full stack features with PHP 7, JavaScript, jQuery, AJAX, REST API, and MVC.
Used Laravel, CodeIgniter 3, structured PHP, Vue.js, React, and Node.js.
MySQL, PostgreSQL, and MongoDB databases; version control with Git/GitLab (GitFlow) and Scrum/Kanban practices.

PHP 7
Laravel
CodeIgniter 3
Vue.js
React
Node.js
MySQL
PostgreSQL
MongoDB

SEP 2019

Junior Frontend Developer

Ondaweb

Basic frontend web development, building institutional websites and e-commerces, email signatures, and web design.

Built interfaces and pages with HTML, CSS, SASS, JavaScript, jQuery, AJAX, and REST API.
Worked on projects in Drupal 7, Joomla, WordPress, and structured PHP/PHP 7.
MySQL and MariaDB; Git, GitLab, GitHub, GitFlow, Scrum, and Kanban.

PHP 7
HTML
CSS
SASS
JavaScript
jQuery
Drupal 7
Joomla
WordPress
MySQL
MariaDB

APR 2019

N1 Helpdesk Intern

Alfa Software

Resolved common hardware and software issues and provided quality-control testing on developed projects.

Provided N1 support to users and software environments.
Supported quality testing and delivery tracking under Scrum and Kanban.

N1 Support
Scrum
Kanban

JAN 2018

Freelance Web Developer

Freelance

Basic frontend web development, building institutional websites and e-commerces, email signatures, and web design.

Built websites and online stores with PHP 7, JavaScript, jQuery, AJAX, REST API, HTML, and CSS.
Worked on WordPress and structured PHP projects; MySQL and MariaDB.
Version control with Git, GitLab, and GitHub.

PHP 7
WordPress
HTML
CSS
JavaScript
jQuery
MySQL
MariaDB

Languages

Portuguese
Native
English
Fluent
Spanish
Intermediate

Stack

Technologies & Tools

Languages, frameworks, databases, and practices I work with day to day — from PHP and Laravel to Java, Python, Vue.js, React, and AI integrations.

Languages

PHP 5/7/8

Java

Python

JavaScript

TypeScript

SQL

PHP 5/7/8

Java

Python

JavaScript

TypeScript

SQL

PHP 5/7/8

Java

Python

JavaScript

TypeScript

SQL

PHP 5/7/8

Java

Python

JavaScript

TypeScript

SQL

Frameworks & Back-end

Laravel 5–9

CodeIgniter 3/4

Spring Boot

Spring MVC

Spring Data

JPA / Hibernate

FastAPI

Flask

Node.js

Laravel 5–9

CodeIgniter 3/4

Spring Boot

Spring MVC

Spring Data

JPA / Hibernate

FastAPI

Flask

Node.js

Front-end

HTML5

CSS3

SASS

Vue.js

React

jQuery

Vanilla JS / ES6+

HTML5

CSS3

SASS

Vue.js

React

jQuery

Vanilla JS / ES6+

HTML5

CSS3

SASS

Vue.js

React

jQuery

Vanilla JS / ES6+

HTML5

CSS3

SASS

Vue.js

React

jQuery

Vanilla JS / ES6+

Databases

PostgreSQL

MySQL

MariaDB

SQL Server

MongoDB

Redis

PostgreSQL

MySQL

MariaDB

SQL Server

MongoDB

Redis

PostgreSQL

MySQL

MariaDB

SQL Server

MongoDB

Redis

PostgreSQL

MySQL

MariaDB

SQL Server

MongoDB

Redis

DevOps & Tools

Docker

Docker Compose

Git

GitLab

GitHub

GitFlow

Jenkins

GitHub Actions

CI/CD

Linux

Maven

Gradle

Docker

Docker Compose

Git

GitLab

GitHub

GitFlow

Jenkins

GitHub Actions

CI/CD

Linux

Maven

Gradle

Cloud

AWS

Azure

GCP

DigitalOcean

Kubernetes

Terraform

Firebase

Cloudflare

Netlify

Heroku

AWS

Azure

GCP

DigitalOcean

Kubernetes

Terraform

Firebase

Cloudflare

Netlify

Heroku

Architecture & Methodologies

REST

SOAP

MVC / MVT

Clean Architecture

SOLID

DDD

Design Patterns

Microservices

Scrum

Kanban

OOP

REST

SOAP

MVC / MVT

Clean Architecture

SOLID

DDD

Design Patterns

Microservices

Scrum

Kanban

OOP

AI & Automation

OpenAI

Anthropic

Gemini

LangChain

MCP

LLM Automation

OpenAI

Anthropic

Gemini

LangChain

MCP

LLM Automation

OpenAI

Anthropic

Gemini

LangChain

MCP

LLM Automation

OpenAI

Anthropic

Gemini

LangChain

MCP

LLM Automation

CMS

WordPress

Drupal 7 & 8

Joomla

Magento

PrestaShop

TYPO3

Strapi

Ghost

Sanity

Liferay

Magnolia CMS

CodeFusion

WordPress

Drupal 7 & 8

Joomla

Magento

PrestaShop

TYPO3

Strapi

Ghost

Sanity

Liferay

Magnolia CMS

CodeFusion

Background

Education

Software Engineering — MBA
Metropolitan College of the State of São Paulo (FAMEESP)
APR 2024 — DEC 2024
Software Architecture — Postgraduate (Lato Sensu)
University of Northern Paraná (UNOPAR)
NOV 2022 — AUG 2023
Data Engineering — Postgraduate (Lato Sensu)
University of Northern Paraná (UNOPAR)
DEC 2023 — MAY 2023
Systems Analysis and Development — Associate Degree
International University Center of Curitiba (UNINTER)
JUL 2021 — OCT 2022
Computer Science — Bachelor’s Degree
Rio Grande do Sul College of Development (FADERGS)
JUN 2018 — Discontinued

Certifications

Lucas Trentin

Professional Experience

Mid-Level Full Stack PHP Developer

Mid-Level Full Stack PHP/Java Developer

Mid-Level Backend PHP Developer

Mid-Level Full Stack PHP Developer

Junior Frontend Developer

N1 Helpdesk Intern

Freelance Web Developer

Languages

Technologies & Tools

Languages

Frameworks & Back-end

Front-end

Databases

DevOps & Tools

Cloud

Architecture & Methodologies

AI & Automation

CMS

Education

Software Engineering — MBA

Software Architecture — Postgraduate (Lato Sensu)

Data Engineering — Postgraduate (Lato Sensu)

Systems Analysis and Development — Associate Degree

Computer Science — Bachelor’s Degree

Courses & Certificates

CodeIgniter's Essentials

PHP & MySQL Essentials

Python & MySQL Essentials

PHP PSRs