Sadegh mesripour

My Responsibilities : - Scaled application from 10M daily requests to about 50M daily requests as a result of changing the system architecture to microservice - Worked on a retargeting and user profiling system that drove more than 25% growth in revenue - Added a monitoring service using Tick stack with more than 5K metrics/minute - Completely redesigned ELK stack log management that increased logging throughput up to 40% - Introduced self-hosted Sentry error tracking that helped to resolve errors faster

My Responsibilities - Migrated search from PostgreSQL to Elasticsearch utilizing "fuzzy query", "synonyms" and "character mapper" that improved by 30% - Added search feature to finding the nearest public places, such as the nearest restaurant, gas station and etc… - Used Redis for caching repetitive search results - Collected log data from various services by using LogStash and stored it in Elastic for statistical and security use

My Responsibilities - designed and developed the Shipment project using Symfony Framework and PostgreSQL - maintained and added new features to the old codes of a project named Chargebazi game - wrote a Telegram bot framework using Symfony components with customized routers that causes the Telegram bot commands to be matched with a controller and respond. then this framework was used in other bots that are written in the company.