Anyelo Petit

Architected and delivered customer-facing Ruby on Rails features across distributed microservices serving 1,000+ enterprise clients, from discovery through post-launch optimization. Improved performance and scalability by resolving PostgreSQL bottlenecks and decoupling critical paths with AWS SNS/SQS async pipelines, while standardizing 90%+ RSpec coverage.

Maintained and shipped features across a 15+ repository microservices platform supporting logistics for thousands of Chilean merchants. Built versioned REST APIs for React clients and improved analytics-driven product decisions using Mixpanel, achieving 90%+ test coverage with RSpec and Cypress.

Owned backend development end-to-end for a multi-tenant e-commerce platform with per-store subdomain routing, independent theming, and isolated inventory. Containerized and deployed the system on Google Cloud with Docker Compose, and reduced operational overhead by replacing manual CSV workflows with Axlsx/Roo-based bulk inventory import/export.

Designed and built a mobile-first REST API for an iOS cleaning services marketplace covering booking, scheduling, worker matching, and payments. Delivered 90%+ test coverage using strict RSpec-driven TDD and led technical discussions and code reviews to standardize service object patterns and naming conventions.

Implemented end-to-end features for a professional social network, including Devise authentication, RBAC with Rolify/CanCanCan, Stripe payments, and geolocation via Geocoder and Google Maps. Built a real-time private chat with ActionCable WebSockets for live notifications and message/bookmark updates.

Led backend development of Keppler Admin, an open-source, plugin-based Ruby on Rails CMS, architecting a dynamic plugin system for installation/uninstallation, form generation, SEO metadata, and image uploads. Delivered developer tooling within frontend views by integrating a live Ruby console and git branch context plugin.

Earned a B.Sc. in Systems Engineering at UNEFA between 2014 and 2019.