Opia Austin

Architected multi-tenant TALL stack application serving 100K+ daily requests with 99.9% uptime

Reduced API response time by 70% through implementing Redis caching and query optimization

Built secure authentication system supporting 50K+ users using Laravel Sanctum and JWT

Developed reusable Livewire components reducing feature development time by 40%

Implemented automated testing pipeline achieving 95% code coverage with PHPUnit & PestPHP

Optimized Laravel queues and background jobs using Horizon, reducing processing time by 60%

Designed custom Laravel service providers and facades improving code reusability across microservices

Integrated Al-powered chatbots using OpenAl API, improving user engagement by 35%.

Designed and implemented a comprehensive Learning Management System (LMS) using PHP Moodle for Edusi.

Maintained 95% test coverage using PHPUnit and Pest PHP

Architected a scalable Laravel system handling 2,000+ concurrent users with 99.99% uptime

Led development of high-scale e-commerce platform using Laravel and Vue.js.

Processed 1M+ monthly transactions using Laravel Cashier with 99.99% success rate

Reduced API latency by 70% through implementation of Laravel Octane

Built microservices architecture handling 50K+ daily requests

Spearheaded the development of Laravel packages tailored to specific business needs within the e-commerce application, admin panels, enhancing modularity, reusability, and scalability.

Conducted full-stack development using Laravel/PHP, Vue.js, and React Native programming languages, ensuring seamless integration and functionality across the e- commerce platform.

Practiced Test-Driven Development (TDD) with PHPUnit, ensuring code reliability and quality throughout the development process, particularly in critical e-commerce functionalities.

Implemented database query optimizations to enhance the performance and scalability of the e-commerce application, resulting in faster page load times and improved user experience during transactions.

Managed the end-to-end product development process for the e-commerce platform, including coordination with third-party service providers and outsourced development, aligning with the company's strategic direction and future growth in the online retail sector.

Architected multi-tenant SaaS LMS using Moodle/Laravel serving 2K+ learners with 99.9% uptime, later scaled to support 100M+ daily database requests through sharding strategies

Engineered Stripe payment integration processing 1M+ annual transactions ($20M+ value) within PCI-compliant AWS infrastructure

Led full-stack development of Vue/Laravel platforms reducing feature deployment time by 40% via reusable components and API-first design

Implemented performance monitoring system cutting AWS costs by 35% while maintaining <1s API response times

Directed cross-functional teams delivering 15+ projects with 95% on-time completion through Agile workflows