Alirio Jose Diaz Sanchez

Diagnose and resolve production defects across a Ruby on Rails backend and Angular frontend in a legal-technology platform. Integrate AWS messaging services for asynchronous communications and maintain real-time features using AnyCable and WebSockets.

Led development and refactoring of microservices across engineering squads, including mentoring and code reviews to improve code quality. Designed and maintained REST/GraphQL services, built real-time features, implemented event-driven workflows with Kafka and AWS messaging, and modernized UIs with React and Angular.

Developed microservices and core platform infrastructure for internal services and client-facing React applications. Deployed containerized environments using Docker and GCP, and administered web servers across Windows (IIS) and Linux (GCP) while implementing ticketing systems.

Built and shipped features across frontend views and backend API endpoints, including client-side and server-side validation and third-party integrations. Contributed to deployment automation using Capistrano and improved release reliability.

Delivered backend modules and serverless functions and built REST APIs supporting core product functionality. Worked with MongoDB and Firebase services for backend and real-time capabilities.

Improved user experience and refined data models while instrumenting analytics and upgrading core libraries. Built web features using Ruby on Rails and JavaScript front-end frameworks including AngularJS and React.

Installed and configured operating systems and supported end users with hardware and networking-related tools. Managed setup for IP phones, security and encryption tools, and printers.

Built websites, landing pages, and e-commerce platforms with Transbank payment integration. Hardened security on cPanel and WordPress environments and developed using modern front-end tooling.

Delivered custom web applications and ERP modules, owning requirements gathering, architecture, and implementation. Also provided IT support across desktop, mobile, and audio/video equipment.

Developed products ranging from landing pages to information systems and integrated payment processing solutions. Worked with Ruby on Rails and front-end technologies in a delivery-focused environment.

Provided technical support across desktops, servers, and electronics repair. Conducted network deployments including WAN, LAN, and Wi-Fi.

Managed broadcast studio equipment and supported signal quality, while administering network infrastructure and assisting end users. Developed internal applications for process automation and managed engineering department inventory.

Completed Systems Engineering (Bachelor of Science equivalent) at UNEFA from 2008 to 2014.