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• Main stack: Python3, Django, FastAPI, PostgreSQL, ElasticSearch, RabbitMQ, Redis;

• Software architecture design, highload backend optimizations;

• SQL queries optimization, maximizing efficiency of Redis clasters, perfomance monitoring via ElasticAPM and profilers;

• Applying of OOP patterns and principies;

• Supporting Docker container orchestration, resources monitoring and optimizations;

• As a hobby, Oleg is fond of Information Security, participate in CTF competitions, develop IoT systems based on micro-controllers (ESP32, ESP8266, Atmega);