Konstantin Iudin

Optimized core-service’s response time from (0.9q: 30ms; 0.99q: 70ms) to (0.9q: 5ms; 0.99q: 15ms) at 130k rps which helped company to pass high-season sales (black Friday, winter holidays) Created custom client-side partitioning library with support of logical replication and cluster size increasing for usage in 3 high-load services Designed and coded back-end services for a warehouse stock suggestion system that improved warehouse local equipment by 15%

Decreased the cloud resources issuance for inner teams from 5 days to 15 minutes by developing IT-infrastructure management system and changing internal business-processes. Designed and implemented infrastructure usage information system which helped infrastructure team to save on hardware purchases at least 100k$ for a first month of exploitation

Reduced the disaster (flood, fire, smoke) reaction speed of the Moscow Rescue Departments by integrating core-product with the Moscow City Information Technology Department. Increased message flow of the data crawler by 100k/day by implementing social media data collection, which allowed the company to gain more customers

Decreased workflow engine average response time for a 30% by analyzing and optimizing code execution and data storage. Implemented both front-end and back-end parts of the Dashboard Composing System, which allows the customers to create 27 custom dashboards without coding