GERARDO RUIZ
Software Architect & Technical Lead
Santiago, Chile
Senior Fullstack Engineer with 8+ years of professional experience in PHP/Laravel, building complex booking engines and integrating third-party pricing and availability APIs. Deep expertise in Livewire 3, Filament v3, and MySQL, with hands-on experience in React, Docker, AWS, and CI/CD pipelines. Proven track record delivering scalable SaaS platforms end-to-end – from architecture to production – with Pest/PHPUnit testing and an AI-accelerated development workflow (Claude Code, Cursor). Available fully remote.
Notable Projects
Online Booking Engine & CRM for Waste Collection Logistics (Reimpact)
Designed and built an online booking engine for waste collection logistics, integrating real-time carrier pricing APIs, dynamic rate fetching, booking flow management, order processing, and cancellation handling. Developed CRM-style pipeline management features for client booking history, shipment tracking, and business management. Implemented eCommerce checkout flow with Stripe payment integration, cart management, pricing calculation, and booking confirmation for B2B clients.
PHP, Laravel, MySQL, Stripe, GitHUb Actions CI/CD, Pest/PHPUnit
EdTech SaaS Platform (Gitvlg.com)
Designed and built a modular PHP 8.4/Laravel 12 application with Livewire 3 and Filament v3, applying the full Laravel paradigm. Developed REST APIs and integrated external services including Stripe, GitHub, OpenAI, and Anthropic. Built a React/Next.js frontend with Tailwind CSS. Orchestrated AWS infrastructure (ECS, RDS, S3, Lambda) using Docker and GitHub Actions CI/CD for containerized, zero-downtime deployments. Leveraged AI tools (Claude Code, Cursor) for accelerated development.
PHP, Laravel, Livewire 3, Filament v3, React, Next.js, Tailwind CSS, Stripe, GitHub, OpenAI, Anthropic, AWS (ECS, RDS, S3, Lambda), Docker, GitHub Actions CI/CD, Claude Code, Cursor
Laravel-based Booking and Scheduling System for Logistics (Go2 Logistics)
Built a Laravel-based booking and scheduling system for logistics operations, including real-time dock scheduling, inventory management, and driver assignment. Applied online booking engine patterns to the supply chain domain. Developed third-party API integrations for fleet tracking (Google Maps) and payment processing.
Laravel, Google Maps APIs
Highlights
Experienced Professional
13+ years of professional experience.
Technology Specialist
8+ years working with PHP 8.4.
Developer Growth
Contribution Activity
Technologies
Expert in:
Languages
Frameworks
Tools
Databases
Cloud
Testing
DevOps
Other
Education
Computer Science Engineering (Ingeniería Civil Informática)
Universidad Adolfo Ibáñez
Software Architecture & Systems Design
Present
Spoken Languages
Experience
Software Architect & Technical Lead
Reimpact - Environmental Compliance & Booking SaaS
Designed and built an online booking engine for waste collection logistics: real-time integration with carrier pricing APIs, dynamic rate fetching, booking flow management, order processing, and cancellation handling – robust error handling for live supplier integrations. Built CRM-style pipeline management features: client booking history, shipment tracking, and business management tools – serving 50+ enterprise clients. Developed eCommerce checkout flow with Stripe payment integration: cart management, pricing calculation, and booking confirmation for B2B clients. Architected scalable modular Laravel application: queues, scheduler, cache, factories, mutators/accessors, form requests, API resources – clean architecture sustained over 3+ years of active development. MySQL schema design and optimisation: complex relational schemas for bookings, pricing tiers, and carrier relationships – query tuning with EXPLAIN ANALYZE and composite indexes for real-time lookups under load. Pest/PHPUnit test suites with TDD approach: unit tests, feature tests, and integration tests enforced in GitHub Actions CI/CD Pipelines – code quality maintained continuously.
2022-05 – Present
CTO & Senior Fullstack Engineer
Gitvlg.com - EdTech SaaS Platform
Designed and built modular PHP 8.4/Laravel 12 application with Livewire 3 and Filament v3: service layer architecture, form requests, API resources, DTOs, and custom commands – the full Laravel paradigm applied end-to-end. Developed REST APIs and integrated external services (Stripe, GitHub, OpenAI, Anthropic): robust third-party integrations with retry logic and edge case handling across Admin, Payments, and Product Vault patterns. Built React/Next.js frontend: Tailwind CSS, component libraries, and API integration – full-stack feature delivery from backend to UI. Orchestrated AWS infrastructure (ECS, RDS, S3, Lambda) using Docker and GitHub Actions CI/CD: containerized environments, zero-downtime deployments, and CloudWatch observability from day one. Diagnosed and resolved production incidents: CloudWatch log analysis, MySQL query profiling, and queue worker failures – minimising downtime with systematic root cause analysis. Leveraged Claude Code and Cursor daily for AI-accelerated development: code generation, refactoring, test creation, and documentation – measurable productivity improvement.
2026-01 – Present
Software Architecture Consultant
Independent Consulting
Delivered PHP/Laravel consulting for SaaS companies: modular architecture, REST API design, MySQL optimisation, Docker environments, and CI/CD pipelines — specialising in booking and eCommerce systems.
2022-05 – Present
Senior Software Engineer
Globant
Built PHP/Node.js backend services on AWS (ECS, RDS, S3): REST APIs, Docker containerisation, GitHub Actions CI/CD — production systems in high-availability environments.
2021-05 – 2022-05
Full Stack Engineer
Amaris Consulting
Delivered PHP/Laravel and React full-stack applications for a regulated bank: REST APIs, MySQL, Pest tests, and cross-functional collaboration with product and design teams.
2020-11 – 2021-05
Lead Full Stack Engineer
Go2 Logistics - Supply Chain SaaS
Built Laravel-based booking and scheduling system for logistics operations: real-time dock scheduling, inventory management, and driver assignment – online booking engine patterns applied to supply chain. Developed third-party API integrations for fleet tracking (Google Maps) and payment processing, applying the same integration discipline as travel supplier APIs.
2017-09 – 2020-11