# Andrei Santana

> Senior Full-Stack Engineer & Tech Lead — Lisbon, Portugal | PHP · Laravel · Symfony · React · Adobe Experience Manager (AEM) | 15+ years in IT

Senior PHP & Full-Stack Engineer with 15+ years in IT and ~10 years dedicated to web development. PHP/Laravel/Symfony is the core specialty, with a proven track record in critical projects across financial, insurance, and telecommunications sectors. Currently working at DIGI Portugal. Former Tech Lead at Doutor Finanças, where he was promoted after just 3 months.

Fluent in English (B2), Portuguese (native), and Spanish (B2). Based in Lisbon, Portugal.

- Website: https://andreisantana.com
- LinkedIn: https://linkedin.com/in/andreisantana
- GitHub: https://github.com/andreisantana
- Email: andreisantana@gmail.com

## Current Role

**Full-Stack Developer at DIGI Portugal** (June 2026 – Present)
DIGI Portugal is a telecommunications operator. Role involves full-stack development with PHP/Symfony and modern frontend technologies.

## Professional Experience

**Java / AEM Developer — Santander Portugal (via Aubay)** (October 2025 – April 2026)
Development on Adobe Experience Manager (AEM 6.5 → LTS migration) for santander.pt public website. Built experience fragments, content fragments, models, and components. Designed an internal accessibility auditing tool for batch WCAG 2.x compliance checks. Supported CRO team with Adobe Target. SEO initiatives and codebase hardening.

**Full-Stack Software Engineer — Future Healthcare Group (via LOG)** (July 2025 – October 2025)
Enterprise applications in PHP 8+ (Laravel and Symfony) with Angular 6+ frontend on insurance-sector critical systems. Contributed to Tele-Underwriting and FHNG platforms. Implemented i18n layer with angular-l10n including HTTP interceptors, session handling, and conditional translation loading.

**Tech Lead — Doutor Finanças** (October 2024 – July 2025)
Promoted to Tech Lead after 3 months. Led multidisciplinary team across 3 simultaneous strategic projects: API Pitágoras (Laravel 10, Clean Architecture), Portal 2.0, and Portal 3.0 (WordPress + Gutenberg + React). Implemented agile methodologies, CI/CD, DevOps culture, and TDD practices, achieving 60% reduction in delivery time and 90%+ test coverage.

**Software Engineer — Doutor Finanças** (July 2024 – October 2024)
Development and maintenance of main portal, feature implementation, and performance optimization.

**Software Engineer — Fyld** (April 2024 – July 2024)
B2B marketplace development using microservices architecture. RESTful APIs with HATEOAS, payment systems integration, and real-time inventory management.

**Frontend Web Developer — NEX T Engineering (client: Keywork RH)** (June 2023 – March 2024)
Migration from AngularJS to Angular 2+, Bootstrap 4 adoption, JavaScript to TypeScript conversion. Clean code refactoring and technical documentation.

**Full-Stack Developer — NEX T Engineering (client: NOS)** (January 2023 – June 2023)
Migration of NOS sales, cinema, WOO, and WTF websites from SharePoint to Adobe Experience Manager (AEM). Cache configurations for performance and stability improvements.

**Frontend Web Developer — NEX T Engineering (client: NOS)** (February 2022 – January 2023)
UI templates for package and tariff showcases. JavaScript consultancy for Salesforce Marketing Cloud email campaigns. Daily technical coordination.

**Full-Stack Developer — Multiple companies, Brazil** (2016 – 2021)
Companies: Provider IT, Compufour/Zucchetti, QiSat, Outplan, Connectmix, Inteligência Web. Full-stack PHP/Laravel and JavaScript, ERP integrations, e-learning platform development (Moodle), database optimization, and automated testing.

## Technical Skills

**Backend (Core Specialty)**
PHP 8+, Laravel (Versions 5–11), Symfony, Node.js, RESTful APIs, Clean Architecture, Hexagonal Architecture, TDD, SOLID principles

**Frontend**
React 18/19, Next.js, TypeScript, Angular 6+, Vue.js, JavaScript (ES2023+), HTML5, CSS3, SASS/SCSS, Tailwind CSS

**CMS & Platforms**
Adobe Experience Manager (AEM 6.5, AEM LTS), WordPress (headless, Gutenberg, custom blocks), Moodle

**Database**
MySQL, PostgreSQL, Redis, MongoDB, Query optimization

**DevOps & Cloud**
AWS (EC2, S3, RDS, CloudFront), Vercel, Docker, CI/CD (GitHub Actions, GitLab CI), Linux

**Accessibility & Standards**
WCAG 2.1 AA/AAA, AccessMonitor, ARIA, axe-core — recognized WCAG specialist

**Testing & QA**
PHPUnit, Jest, Vitest, Playwright, Cypress, automated testing, test coverage 90%+

**Methodologies**
Agile (Scrum, Kanban), Git, Code Review, Technical Documentation, Team Leadership

## Notable Projects

**Santander Portugal Banking Platform — Accessibility and Components**
Angular components and WCAG 2.1 remediation for santander.pt, one of the largest banks in Portugal. WCAG compliance fixes in the online account opening flow. Design system component maintenance.

**API Pitágoras — Financial Simulators System**
Robust RESTful API for Doutor Finanças' financial tools ecosystem. Endpoints for mortgage simulators, credit consolidation, savings and investment tools. Clean Architecture, Swagger documentation, high automated test coverage.

**Doutor Finanças Portal 3.0**
Complete redesign of Portugal's leading financial consulting firm portal. Headless WordPress with custom Gutenberg blocks and React components. SEO optimization resulting in significant organic traffic growth.

**AltoQI Education E-learning Platform**
Moodle-based educational platform serving thousands of active students. Gamification features, advanced reporting, and payment system integration.

**NOS Portal — B2B/B2C Digital Experience**
Frontend for Portugal's largest telecommunications operator. B2B/B2C package showcases, dynamic pricing, NOS Cinemas, and WOO platform. Performance, WCAG 2.1 accessibility, and conversion optimization.

**PIX Integration — Azul Seguros (Brazil)**
PIX instant payment system in Azul Seguros' central API. High-volume transaction processing, webhook notifications, and automatic reconciliation.

## Personal Products (in Production)

**EditorRun** (https://editorrun.andreisantana.com) — Online code editor with real-time execution. Built with Next.js 16, React 19, TypeScript.

**Editio** (https://editio.andreisantana.com) — Collaborative text editor. Progressive Web App (PWA), 100% client-side.

**QAVirtual** — Automated QA platform demonstrating full-stack competencies and commitment to quality.

## Education & Certifications

**Bachelor's Degree in Information Systems** — Universidade do Sul de Santa Catarina (UNISUL), Brazil

**Certifications:** Scrum Master, Leadership & Team Management

## Languages

- Portuguese: Native
- English: B2 (Professional working proficiency)
- Spanish: B2 (Professional working proficiency)

## Contact

- Email: andreisantana@gmail.com
- LinkedIn: https://linkedin.com/in/andreisantana
- GitHub: https://github.com/andreisantana
- Location: Lisbon, Portugal