Implemented crawler performing the web scrapping from travel agencies from scratch (in the team of 2 people) Implemented the celery configuration and server to distribute the tasks performing the crawling Used technologies such as Celery, Rabbitmq, Python, Selenium, BeautifulSoup Implemented the fully functional, dynamic Frontend of user's settings page from scratch according to the Figma Design. (in the team of 1 people) Connected Frontend React application to backend in nestJS using axios Used React concepts such as useEffect, useState, useCallback Worked with other frontend parts by quickly solving QA issues. Showed high understanding of complex React project in short amount of time Used technologies: React, Typescript, Axios, Recoil.

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· Built a scalable real-time crypto market data pipeline from scratch using Go, Kafka, and ArcticDB, handling millions of messages daily from Binance, Bybit, Deribit and other crypto exchanges. · Reduced infrastructure cost by 3x by migrating data storage from AWS S3 to an internal LMDB-backed ArcticDB set-up, allowing faster local access and long-term scalability. · Improved historical candle generation speed by 28% by custom aggregation logic and batch optimization in ArcticDB. · Built a low-latency gRPC server for ArcticDB data, enabling high-frequency querying and real-time analytics across internal systems. · Designed the core service components of a crypto exchan

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Implemented workers performing asynchronous tasks using Celery · Implemented dynamic team functionality from scratch, frontend and backend using HTML, JavaScript, Django · Implemented API Views for member management, task sharing, tasks performance tracking from scratch · Implemented personal databoards for team members to display their shared tasks for collaboration purposes · Modified the credit reduction system to maintain the credit usage of team members

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