Heitor Perez
About Me
Senior Fullstack PHP/Web Developer and IT Professional with academic backgrounds in Business Administration (BSc, MSc) and Information Technology. Specialized in PHP 8, JavaScript, and MySQL, with solid hands-on experience in Java, Objective-C, Swift, and other technologies. Deep expertise in data modeling - particularly with MySQL, and working knowledge of SQL Server, PostgreSQL, and Access.
Proficient in marketplace and payment system integrations, with advanced capabilities in web systems development. Currently focused on Laravel and React.js, with growing expertise in both frameworks. Fluent in English, Spanish, French and Portuguese. A long-time enthusiast of the internet and web technologies, involved since their early days.
26
Years of
Experience
Skills
PHP 8
100%
CSS 3
100%
Data Modeling ( PostgreSQL, SQL Server )
100%
Javascript
100%
Laravel
75%
React.js
75%
Experience
Fullstack PHP Developer, Founder and Owner |
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ALL2C E-Commerce | 2021 - 2025 Started his own e-commerce business in marketplaces and his own store, initially reselling products from his partner Coleciona Brinquedos/Semaan and later also importing products directly. He personally developed his own hub (LAMP + JS + CSS3 + HTML5) integrating MercadoLivre, Amazon, Shopee, Magalu and Americanas. |
Fullstack PHP Developer |
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Facil Zap | 2025 (freelance) Fullstack PHP Development using Laravel and Codigniter frameworks. |
Fullstack PHP Developer & Marketplaces Integrator |
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Coleciona Brinquedos | 2020 - 2021 Comprehensively and urgently integrated physical stores that were paralyzed by the pandemic to sell online on the main marketplaces. Conceived and executed the entire idea in record time, including the personal creation of his own integration hub (PHP + JS + MySQL), the automated capture of thousands of images, pricing and creation, and management of ads and sales. |
Fullstack PHP Developer, Founder and Owner |
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WarOnline | 2007 - 2025 Designed the game WarOnline (www.waronline.com.br) (PHP + JS + CSS3 + HTML5) from scratch, initially as a personal exercise in learning programming. After the spontaneous success with the public, he dedicated himself to the development and complete maintenance of the platform, maintaining a self-managed dedicated server. Originally created to be played on the web through the browser, he also personally programmed and developed mobile ports for Android (Java) and iOS (Objective-C/Swift). |
Fullstack PHP Developer |
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Privalia Virtual Outlet | 2009 Responsible for the development and maintenance of the company’s Brazilian backend, using LAMP and Javascript. |
Fullstack PHP Developer
Connix Informática | 2007 - 2008
Responsible for the development and maintenance of several projects and Web systems, using LAMP and Javascript. Highlight for the systems of the physical retail chain Babush.
Portfolio
Contact Me
heitor.siller@gmail.com
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