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A real-time notification and event-processing system. Serafim worked on building RESTful APIs, optimizing database queries, and implementing high-load real-time features with WebSockets and message brokers. He designed and maintained microservices and containerized environments using Docker.
Read moreDeveloped backend systems for Telegram bots and web applications. Created asynchronous services using Django, Flask, and FastAPI. Implemented message queue–based processing pipelines with RabbitMQ and Celery. Built Docker-based deployments.
Read moreDeveloped web scrapers and automation tools for marketing analytics and ad campaign management. Implemented scalable workloads using AWS Lambda and SQS. Automated data collection and parsing with Selenium and BeautifulSoup.
Read morePerformed manual testing, documented bugs, built basic webpages, and automated UI flows using Cypress. Worked with REST APIs.
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