Backend developer 8 years of experience.

Startup specializing in the implementation of cloud technologies in the financial sector.

• Prototyping client applications using PHP and Vue.js
• Integrating the AWS technology stack across all application layers
• Actively using TypeScript to develop features using AWS Lambda for data storage, authorization, and processing

Real-time ad bidding platform. RTB platform including own SSP and DSP.

• Developing a website, personal accounts, promo codes and payment systems integrations
• Responsible for the user interface of statistics and data display from distributed sources using complex SQL queries
• Improving the database, connecting aggregation tables, data normalization
• Assisting other campaign projects in working with databases and payment APIs
• Working on a vast project including:
• Advertisers' self-service website with advanced reporting tools and payment gateways integrations written in PHP
• Bidding cluster responsible for bidding written in Java
• Distributed databases in MySQL and ClickHouse (400TiB+ of data)

Real estate Advertising agency.

• Working on server-side and client-side agency websites (ad aggregators, real estate catalogs, landings) using Yii 1 and Bootstrap
• Refactoring and migration projects to Yii 2
• Integration with API services of maps, weather, etc.