Refactored and adapted the legacy SAEPLUS system (internal cable operator management system) developed in PHP 5.6 to PHP 8.1, correcting critical incompatibilities and applying modern best practices. Replaced insecure and obsolete operations (implicit casting, deprecated functions, incorrect array and type handling) with robust solutions using intval, floatval, and strict typing. Adjusted and optimized SQL queries and business logic to ensure compatibility with PostgreSQL 14, improving stability and performance. Corrected frequent errors derived from the version change such as "Unsupported operand types", issues with includes/requires, and incorrect class handling. Performed validations, functional tests, and environment adjustments to ensure a stable transition of the production system without impact on operations. Documented technical changes and recommendations for future project maintenance.

Developed and maintained multiple RESTful APIs (Nebolus.com, Mundo Crypto, Empezar.tv, Nappy, Clinicum, Unidream, Fenin, among others) using Laravel, optimizing the architecture to improve application performance and scalability. Implemented secure authentication with JWT and Passport for multi-user systems and role management. Automated repetitive tasks with Laravel Queues and Jobs, improving the efficiency of asynchronous processing. Integrated external services via APIs (Stripe, Firebase, Zoho, WordPress REST API), ensuring fluid communication between platforms. Used tools such as Postman, Git, Docker, and PHPUnit for testing, version control, and deployment in staging and production environments. Collaborated as an outsourcing partner in Vocento (Newsletter Catalog) and Dekuplé (Fidelity).

Developed robust RESTful APIs in Laravel for a personalized sports management platform (5to Set). Designed and developed dynamic interfaces in Angular, integrated with backend APIs for a fluid and responsive experience. Implemented custom modules in SugarCRM, creating custom entities using Module Builder and distributing them with Module Loader, in addition to making adjustments to views and business logic with PHP and Logic Hooks. Also integrated SugarCRM with external services via REST API to synchronize data with financial systems and marketing platforms.

Designed and developed from scratch the Unity system, an enterprise CRM focused on the integral management of projects, tasks, and human resources. Built a RESTful API in Laravel structured with reusable controllers, services, and validations that was consumable for a Flutter mobile app. Integrated the frontend developed in Vue.js, achieving a dynamic and reactive interface oriented to user experience.

Developed an online communication channel for affiliated businesses, integrating the Cecabank payment platform through secure web services. Developed a satisfaction survey platform for hotels, with a focus on collecting and analyzing customer feedback after their stay.

Participated in the integral development of TodoAlojamiento.com, a platform for the complete management of hotel chains, including CRM, PMS, online reservations, room assignment, and rate administration modules. Designed and implemented backend functionalities using Yii Framework (PHP), structuring robust and secure models for sensitive data management, in addition to developing rich and dynamic interfaces with ExtJS, improving the user experience in complex modules such as the reservation calendar and room panel.

Developed a web system for restaurant orders with a complete flow of product selection, cart, confirmation, and notifications using Laravel, Bootstrap, jQuery. Performed corrective and evolutionary maintenance on the AdPos 2.0 sales system, developed in pure PHP.

Developed the Detektor web system, oriented to the visualization and analysis of data generated by vehicles, including fuel consumption, engine status, and usage patterns. Built dynamic user interfaces with JavaScript, jQuery, and Chart.js, facilitating the visual analysis of critical information. Ensured software quality by developing automated interface tests with Selenium WebDriver and Mocha, covering key navigation flows and data validation.

Developed the FieldVision system, oriented to the management of tasks, reports, and real-time monitoring of field operations. Implemented the backend with Laravel, adapted to work with MongoDB, structuring a flexible document-based architecture. Developed an advanced user interface with ExtJS, allowing map visualization, dynamic forms, and monitoring panels.

Soy Empleo: platform for job search, candidate application, and selection process management (PHP Laravel + MongoDB). SAECO: system for cable operators (native PHP, MySQL, Bootstrap). Alcaldía Sucre: municipal tax collection system (CakePHP, PostgreSQL + Linux support).