Position: Tech Lead
Category: Lead
English level: pre
Years of experience: 11

Design and develop features and processes to improve system efficiency and stability.
Lead multiple teams. 
Develop architecture for both complex and heavily loaded solutions. 
Highload system with up to 35 millions page views per day. 
Billing system with actual throughput up to proven 200 transactions per second. With possibilities to scale and increase performance even higher. 
Payment processing system with integration of dozens external APIs.
Blockchain monitoring and analysis system
Project Management, PHP, MySQL, Linux, REST, API, SOAP, Zend Framework (ZF), Mezzio, Symfony, NoSQL, SQL, Doctrine, Sphinx, Elasticsearch, SOA, Highload