Sergey Yorsh

Was involved in the development of devices for Quest rooms. Arduino with various modules was most often used. Gained extensive experience working with hardware and knowledge of low-level communication protocols. Was involved in the development of devices for Quest rooms. Developed custom hardware solutions using Arduino with various sensors and actuators. Implemented low-level communication protocols (I2C, SPI, UART). Created control software for room automation and game scenarios in Python and C++.

Was one of the founding developers from startup stage. Initially developed web scraping infrastructure. Later led a dedicated data collection team while developing Django backend. Implemented distributed scraping architecture and data quality control systems.

Developed backend infrastructure for social goal-tracking platform. Built API using Odoo framework with Python 2.7 and Angular 1 frontend.

Built marketing analytics platform from scratch. Designed and implemented microservice architecture for real-time ad performance analysis. Developed robust ETL pipelines using Celery and RQ for processing large datasets. Implemented high-load data processing systems with MongoDB and PostgreSQL.

Developed data scraping and cleaning platform for neural network training. Led migration from monolith to microservices architecture while maintaining database integrity. Created AlchQl library enabling seamless transition to Apollo Federation and solving N+1 query problem for SQLAlchemy queries. Improved system performance and maintainability through service decomposition.

Developing WiFi and Bluetooth interface services in Linux environment. Implementing data collection service in Rust. Working with MQTT protocol for device communication. Contributing to embedded systems development using Yocto Project and MicroPython for IoT devices.