Dmitry Butenko

Maintenance of CRM for servicing legal entities based on SugarCRM -> SuiteCRM: implementation of a new functional, fixing bugs, splitting a project into micro-service architecture, refactoring, code coverage with tests. Stack: php5.x -> 7.x, Oracle DB 11, js.

Participation in the development of company projects. Refactoring, a lot of refactoring ... Page templates development from ready layout (smarty templates/yii2 widgets). Working with external services via API. Database load optimization: normalization, indexing through sphinx for full-text search (and migrate to ElasticSearch later), writing to Redis with subsequent transfer to the database via cron, query optimization. Setting up and using RabbitMQ + php for image upload and processing service

Support and improve sites based on Wordpress and Joomla. Layout from PSD, development of templates and plug-ins. Web application development on Yii2. Stack: php, yii2, js, nginx / apache, memcache, html+css.

Developed web applications on php and js, support of the university's website based on ModX (modules writing, administration)

Participated on development CRM on C# (asp.net application using the MVC pattern and DevExpress libs), realized automatic e-mail marketing campaigns/reports builder, developed modules for XAF-based application, implemented an online testing system.