Systems Engineering — Degree Coursework
Instituto Universitario Politécnico Santiago Mariño
Academic studies completed through senior coursework, paused due to international relocation to Brazil.
ABOUT
Developer with an end-to-end engineering mindset.
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.
A PRACTICAL BACKGROUND
Developer with an end-to-end engineering mindset.
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.
EDUCATION
Engineering and computing foundation.
Computer Science Technician
E.T.C Bicentenario
Solid foundation in programming logic, relational databases, computer architecture and networking.
LANGUAGES
Spanish
Native
Portuguese
C2 / Full proficiency
English
B2 / Upper-intermediate
CORE STRENGTHS
- Complex problem solving & troubleshooting
- Full end-to-end technical autonomy
- Analytical thinking & database modeling
- Rapid learning & high adaptability
- Multidisciplinary product-minded vision
- Independent & collaborative execution
- Unwavering commitment to uptime & stability
WORK EXPERIENCE
A career focused on building, scaling and shipping.
01
Web
Started in the web ecosystem and WordPress, learning how websites are built and maintained.
02
Multidisciplinary
Expanded into design, infrastructure, servers, hosting and client communication.
03
Applications
Moved toward PHP systems, dashboards, integrations, relational databases and full applications.
04
Product
Built real products and systems used by organizations and people in daily operations.
WORK EXPERIENCE
A career focused on building, scaling and shipping.
Web Developer / Internet Programmer
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.
Web Developer / Digital Solutions Consultant
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.
Web Designer
Diretório Digital · Manaus, AM
Responsive websites and landing pages, WordPress development with Elementor, and practical application of UX/UI and mobile-first principles.
IT Project Consultant
G3Web Marketing · Brazil
Planning and deployment of web solutions, technical technology consulting, infrastructure and hosting environments.
Web Developer
Hexabytes Inc · Manaus, AM
Development and administration of websites and WordPress projects, hosting configuration, production application maintenance and technical support.
Freelance Developer
Coded64 · Venezuela
Custom website development and WordPress projects for international clients, interface design and hosting setup.
HIRING & FAQ
Frequently Asked Questions & Hiring Guide
Key answers about hiring me for freelance contracts, technical consulting, or full-time remote engineering.
Is Alejandro Quintana available for hire (freelance, contract, or full-time)?
Yes. I am currently available for contract engineering, freelance web development, technical consulting, and full-time remote developer positions worldwide.
What is Alejandro Quintana’s core technology stack and expertise?
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).
What types of web systems and products does Alejandro build?
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.
Where is Alejandro located and how does remote collaboration work?
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.
How can I contact or hire Alejandro Quintana?
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
Looking for a developer who takes full ownership?
I'm open to remote PHP / Full-Stack opportunities, SaaS engineering and web application projects.