Hi, I'm Lucas 👋 - a full stack web developer with 12+ years of hands-on experience building scalable web applications, automating workflows, and making systems easier to use. I specialize in PHP, JavaScript, Linux, and Python. I am currently pursuing a B.Sc. in Electronics Engineering at the Federal Institute of Santa Catarina.

• HTML, CSS, JavaScript, PHP, SQL
• Laravel, Symfony, Jigsaw
• jQuery, jQuery UI, Bootstrap
• MySQL, MariaDB, PostgreSQL, SQLite and Database design
• Docker, Git, GitFlow, Github Actions
• Windows, Linux
• Nginx, Apache
• OOP, SOLID, MVC, Clean Code, Object Calisthenics, GRASP, KISS, DOTADIW, YAGNI, LoD, DRY, code optimization and refactoring
• Kanban management
• Markdown documenting

• Python, ShellScript, Java (desktop), C, TypeScript
• Design patterns, Unit testing, integration testing, and stress testing
• WordPress, CodeIgniter 2
• SASS (SCSS)
• Redis, Memcached
• Scrum methodology, Web App Pentesting
• Functional Programming, Lambda Calculus and Church Encoding
• Requirements analysis, Developer recruiting and mentoring
• cPanel and WHM
• Soldering
• Home Automation

• Lumen, NodeJS, Express.js, React, Redux, Axios, Pug, MongoDB
• BASIC dialects (MSX, Yabasic), AWK, PowerShell, VBScript, Win32 API, Batch scripting, MIT-Scheme (SICP), Chicken Scheme
• DevOps, CI and CD pipelines
• Microservices, RabbitMQ
• Selenium Webdriver (for Python and PHP)
• DDD architecture
• GNU Make
• Progressive Web Apps (PWA)
• Developer team management
• KiCAD, Logisim, Proteus, Deeds, basic electronic circuit design

• Heroku, NewRelic, DigitalOcean, CloudFlare, Linode, Sendgrid, Sentry, RDStation, Mautic, Google Search Console, Google Analytics, Google Ads
• GitHub, GitLab, Bitbucket

Scalability, virtualization, containers, performance optimization, web accessibility, SEO, pentesting, web sniffing, web crawling, web scraping, queues, caching, SSL, tuning, OAuth, UML, environment configuration (json, toml, yaml) and basic knowledge of the DePin (crypto) ecosystem.

I have extensive experience implementing payment systems for providers like Pagar.me, Stone, Bin, MaxiPago, Cielo, Redecard, as well as Brazilian systems such as Boleto, PIX, Itaú Bank Online Transfer (Shopline), and PagSeguro Popup Checkout.

I'm always eager to connect and discuss new opportunities, collaborations, or projects. Don't hesitate to reach out via GitHub, Email, or LinkedIn.

Personal interests: Japanese martial arts, cryptocurrencies, gaming, automation and PlayStation 2 stuff.

Payment options available, including cryptocurrencies (Bitcoin, Monero).