Full-stack PHP developer building SaaS products, business platforms and production systems — from backend and databases to deployment and infrastructure.
Manaus, AM — Brazil · Open to remote opportunities
SELECTED WORK
A few systems where product decisions, engineering ownership and production usage meet.
SaaS platform for church cell management
A SaaS product designed and built from scratch to help churches manage cells, members, reporting and organizational structure.
Event and reservation management platform
A complete web application developed independently to manage cycling events, participants and reservations.
Education scholarship platform
A major platform rebuild focused on simplifying the application and creating a more maintainable PHP-based solution.
CAPABILITIES
Backend and frontend development for SaaS products, dashboards, internal systems and business platforms.
PHP applications, business logic, authentication, permissions, integrations and relational databases using MySQL and MariaDB.
Dockerized applications, VPS environments, Linux servers, DNS, SSL, Cloudflare and production deployments.
Turning real operational problems into software, from requirements and interface decisions to implementation and production.
PRODUCTION PROOF
I care about building things that leave the prototype stage. These numbers come from systems built for organizations, events and daily operations.
WORK EXPERIENCE
Diretório Digital · Manaus, AM
Development and maintenance of web systems using native PHP, JavaScript, HTML and CSS. Building dashboards, admin areas, MySQL/MariaDB database modeling, third-party integrations, Docker and Linux VPS servers.
Aleq Digital Services · Manaus, AM
Development of SaaS products, web applications and high-conversion landing pages using PHP, JavaScript, Tailwind CSS and DaisyUI. Administration of VPS servers with cPanel, WHM and CyberPanel, production database migration, and Cloudflare/DNS/SSL management.
Diretório Digital · Manaus, AM
Responsive websites and landing pages, WordPress development with Elementor, and practical application of UX/UI and mobile-first principles.
G3Web Marketing · Brazil
Planning and deployment of web solutions, technical technology consulting, infrastructure and hosting environments.
Hexabytes Inc · Manaus, AM
Development and administration of websites and WordPress projects, hosting configuration, production application maintenance and technical support.
Coded64 · Venezuela
Custom website development and WordPress projects for international clients, interface design and hosting setup.
TECHNICAL SKILLS
ABOUT
I'm a full-stack PHP developer based in Manaus, Brazil, experienced in designing, building, maintaining and deploying web applications, administrative dashboards and SaaS products in real production environments.
With around 10 years across the web ecosystem, my experience spans from object-oriented PHP, MySQL and JavaScript to Docker, Linux VPS servers, Cloudflare and high-availability deployments.
I independently architect and build platforms handling thousands of bookings and user interactions, including SaaS systems with granular access control, leadership workflows and reports. My core strength is taking complete ownership from business requirements to production software.
More about meHIRING & FAQ
Key answers about hiring me for freelance contracts, technical consulting, or full-time remote engineering.
Yes. I am currently available for contract engineering, freelance web development, technical consulting, and full-time remote developer positions worldwide.
My core stack centers on modern PHP (8+, OOP, MVC architecture), Relational Databases (MySQL, MariaDB), Frontend (Vanilla JavaScript, HTML5, CSS3, Tailwind CSS, DaisyUI), and Infrastructure (Docker, Linux VPS, Nginx, Apache, Git, Cloudflare). I also bring ~10 years of deep experience in the WordPress ecosystem (custom themes, plugins, and performance tuning).
I specialize in custom SaaS platforms, administrative portals, multi-tenant databases, booking engines (such as Pedala Rota Urbana, processing 3,600+ reservations), educational marketplaces (Mais Solidário), and high-performance business applications.
I am based in Manaus, Brazil (UTC-3 timezone), with comfortable working hours overlap for North America (EST/CST), South America, and Europe. I communicate fluently in English, Spanish (native), and Portuguese.
You can reach me directly via email at [email protected], via WhatsApp at +55 92 92000-6286, or through my LinkedIn profile at linkedin.com/in/alejandro-quintana.
LET’S TALK
I'm open to remote PHP / Full-Stack opportunities, SaaS engineering and web application projects.