Senior Software Engineer2018 - PRESENTInstacart
Technologies: Ruby on Rails, React
- Built back-end services.
Senior Software Engineer2017 - 2017The Meet Group
Technologies: PHP, MySQL
- Developed the API and services.
Software Engineer2015 - 2016Rocket Internet
Technologies: PHP, PostgreSQL
- Designed and developed several back-end components for admin and merchant sections.
- Improved booking and cancellation subscription processes.
Senior Software Engineer2015 - 2015Lazada.com
Technologies: PHP, Zend Framework, MySQL, New Relic
- Designed and developed several components for order processing and warehouse management systems, from DB tables design to models, controllers, and services.
- Improved performance of order processing from 1.2 req/sec to 10 req/sec per a single process by analyzing performance of database requests, profiling and finding "bottlenecks" and resolving deadlocks.
- Made a system for managing background RabbitMQ consumer daemons.
Senior PHP Developer2012 - 20145turistov.ru (otdih.nakubani.ru)
Technologies: PHP, Yii, MongoDB. jQuery, Java
- Designed and developed searching, booking, and billing systems, and integrated third-party payment systems.
- Made a mobile application for the merchants and web API service.
- Researched the sales funnel, measured conversation and efficiency of forms and UI elements, and increased overall conversion rate up to 200%.
- Improved performance of the search system up to three times.
- Created and managed a successful team of five developers.
Software Development Engineer2001 - 2012Ruport.ru
Technologies: PHP, MySQL, jQuery
- Designed, developed and supported a web-based enterprise system, which manages all business processes of the company: operations, accounting, employees managing, etc.
- Maintained and ensured the uptime, stability, and functionality of the system.
- Made numerous websites.