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Serbia
10+ years of experience
Experience: – 11 years in Data Engineering – 8 years as a Cloud Solutions Architect (AWS, GCP) – ex-Samsung, ex-Yandex – Airflow, ClickHouse expert Recent solutions I have launched: – Analytical platform: full Ethereum history (5 TB), sub-second querying latency (AWS, ClickHouse). – Real-time tracking: event analytics for a 10M MAU website (ClickHouse, DataLens). – Modernization: replaced legacy data pipelines with a scalable stack for 50+ adtech sources (Airflow, Tableau). – ML-ready ETL: infrastructure for foodtech demand forecasting (Airflow, Dataflow). – Real-time portfolio manager (CoinStats.app): balances updates with <100ms latency for 400M wallets and tokens (DynamoDB). GitHub: – Top-1 (600k downloads per month) plugin for Airflow+ClickHouse: https://github.com/bryzgaloff/airflow-clickhouse-plugin/ – 2025 AI Hackathon awarded project: https://github.com/bryzgaloff/CrowdProof — AI-Powered Product Validation Engine. Public talks: – Ethereum Data Analysis and Ingestion in AWS: https://youtu.be/MtBakcKJUCQ – Transcription with slides: https://medium.com/dev-genius/ethereum-data-analysis-and-integration-youtube-talk-transcription-3a9b45c7ed2f – How to Export a Full History of Ethereum Blockchain to S3: https://medium.com/better-programming/how-to-dump-full-ethereum-history-to-s3-296fb3ad175 Tech stack: any. Throughout my career I have worked with nearly every Big Data tool. My favorite is AWS + Airflow + ClickHouse. Python expert. Actively using AI for productivity. Education: – Master degree: Big Data. – Bachelor degree: Computer Science. – Academic work: A Cloud-Native Serverless Approach for Implementation of Batch Extract-Load Processes in Data Lakes (Springer).