Developed and maintained backend product features using PHP 8, Laravel, and PostgreSQL for banking and real estate applications, while delivering controlled, backward-compatible changes to business-critical PHP 7 legacy systems. Built Bash-based internal developer tooling to analyze repositories and multi-language codebases, identifying dependencies, the presence of automated tests, and software-quality and engineering indicators. Developed Python services with FastAPI and Strawberry GraphQL APIs to collect, process, and expose engineering metrics to support technical reporting and decision-making. Adapted across varied technology stacks and repository structures, contributed secondarily to Vue.js and Nuxt.js features, and collaborated with distributed Agile teams.

Integrated an online-order API into a Java/Spring Boot SaaS platform for order synchronization and status updates.

Built reporting, data visualization, and document/PDF export features for a Java/Spring ERP platform.

Built a vehicle-management module for a Laravel transportation CRM API with supporting Vue.js features.

Led development and maintenance of Laravel APIs and a Vue.js CRM supporting large-scale marketing campaign workflows, coordinating technical implementation and team delivery. Designed and delivered a messaging API from the ground up, integrating Twilio, Plivo, and Vonage for SMS, MMS, and push notifications. Maintained and extended Drupal 7 applications for nearly one year, delivering new functionality within an established legacy architecture. Translated business requirements and user stories into production-ready backend features, database integrations, and APIs within an Agile development environment.

Developed Java/Spring Boot REST APIs for restaurant data, orders, payments, delivery, and inventory.

Taught PHP, Java, C++, and C# through practical projects covering OOP and software-development fundamentals.

Developed a Laravel REST API with Google APIs, Firebase, GPS tracking, and real-time vehicle positioning.

Developed a Java/Firebase Android application for volunteer management and administrative workflows.