My work at Alexandalexa

Preparation of Alexandalexa.com website for high loads during the Christmas sale
Implementation of smart Full Page Cache management, optimisation of Memcache usage in load balanced application server infra- structure minimising page load times by profiling and refactoring
Improving the Magento indexer to avoid MySQL table locks during periods of high transactional activity, Debugging and resolution of payment gateway related order failures,
Test driven development of new back-end features and improvement of existing codebase for multi-lan- guage and multi-currency Magento website,
Development of unified local development environments with Nginx, php-fpm and MySQL using Vagrant and Puppet