Leonardo C.
Back-end and Systems Engineer

Skills

.NET

Laravel

Cascading Style Sheets

Sql

Github

Microsoft Sql Server

Html

Javascript

Php

Mysql

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Bio

Full-Stack Developer with five years of industry experience, specializing in PHP for back-end development combined with HTML, CSS, and Jquery for the front-end. Demonstrates strong commitment to writing well-structured, clean code by adhering to SOLID principles and design patterns, thereby facilitating maintenance and scalability. Proficient in agile methodologies, including Scrum and Kanban, and experienced in managing high-traffic projects handling millions of requests per day. Possesses a deep-rooted passion for solving logical problems and puzzles, which enhances problem-solving capabilities in complex development environments.

Back-end Developer
11/1/2021 - 1/1/2022

Developed a solution connecting two distinct platforms via API for an advantage club, automating a previously manual sales and user management process. Enhanced technical expertise in API development and integration. Utilized tools and frameworks such as PHP, JavaScript, and Node.js. Demonstrated proficiency in data handling and optimization, ensuring seamless communication between systems. Deployed advanced automation scripts, reducing operational overhead and improving efficiency. Ensured robustness and reliability through extensive testing and iterative refinement, leading to a streamlined workflow and increased overall productivity.
Full-Stack Developer
4/1/2021 - 11/1/2021

Developed expertise in Java and Spring Boot through extensive work on a compensation management system for handling legal processes. Utilized Angular for front-end development to create a seamless user experience, while integrating PostgreSQL for database management to ensure robust data handling. Employed Docker for containerization to streamline deployment processes. Implemented CI/CD pipelines using Jenkins to enhance development workflow efficiency. Applied Agile methodologies, specifically Scrum, to manage project timelines and deliverables effectively. Demonstrated proficiency in addressing critical legal demands with tight deadlines by rapidly making improvements to existing tools and implementing new functionalities.
Back-end Developer
6/2/2020 - 8/2/2020

Engineered a migration tool to transfer over 1500 WordPress registrations, including products and partners, to a new WordPress theme. The solution adapted the data standard from the existing database to fit the new structure, effectively saving an estimated four months of manual labor. Developed expertise in WordPress development and database management, while demonstrating proficiency in C# for testing and ensuring code robustness in a strongly typed language environment.
Full-Stack Developer
10/2/2019 - 4/2/2020

Focused primarily on developing and maintaining the Issuer product, which integrates with online producer platforms. Gained expertise in designing new functionalities and ensuring system reliability. Worked extensively with a well-structured queue architecture and handled multiple integrations with external APIs.
Full-Stack Developer
5/2/2019 - 10/2/2019

Played a pivotal role in developing software to manage construction works, focusing on facilitating the management and acquisition of the federal project My House My Life. Key accomplishments included the successful launch of the Beta version, showcasing proficiency in full-stack development and agile methodologies. Extensive expertise in frameworks and technologies such as PHP, Laravel, and AngularJS was demonstrated. Additionally, utilized MySQL for database management and performed version control and collaborative code maintenance using Git. Deployed applications in cloud environments, optimizing performance with Docker containers and Kubernetes orchestration. Ensured software quality through thorough testing, using tools like PHPUnit and Selenium for automated testing. Emphasized user-centered design and usability, incorporating responsive design principles with CSS and Bootstrap.
Full-Stack Developer
10/2/2017 - 3/2/2019

Developed and maintained functionalities for a web-based ERP system using Delphi, specializing in the education management sector with over 20 years of market presence. Engaged in creating new features and performing routine maintenance for the system's web version. Ensured seamless integration with the ERP, frequently utilizing APIs for efficient communication between components.
Full-Stack Developer
10/2/2016 - 11/2/2017

Engineered a web exchange platform targeting specific countries including Brazil, Chile, the United States, Spain, and France. Developed proficiency in PHP, particularly leveraging the Laravel framework. Utilized PostgreSQL for database management and jQuery for enhancing user interactions. This project served as an entry point into the company and established a foundation in web development practices.