Sergey Kozub

Experience

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  Freelance

  Jun 2003 - Jan 2011

  Freelance Software Developer

  - Created 100+ small and medium size websites (up to 100k MAU) with custom backends. #sql #php #javascript- Specific niche: online sport betting (bet exchange implementation, low latency betfair client, arbitrage matcher). #c++ #java- Led a team of 4 people, acted as PM (full cycle, from gathering requirements, to implementation, deployment and support). #scrum

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  Point Nine Limited

  Feb 2011 - Dec 2016

  Senior Software Engineer

  - Supported and developed an accounting platform for hedge funds, including P&L reporting. #python #sql #derivatives- Designed and developed a 3-way reconciliation platform that significantly reduced support overhead. #postgresql #extjs- Integrated with multiple 3rd party data providers (brokers, exchanges), organised secure transfer of sensitive data. #security #integration- Implemented (as part of a team) regulatory reporting (MiFIR) for high volume traders. Provided instrumentation for incident response. #mt4 #bigdata Show less

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  SuperbIntel LLC

  Jan 2017 - Dec 2018

  Lead Software Developer

  - Designed and developed a data extraction and storage system for domain specific data from the public sources, including full audit. #python #nosql- Produced a unique dataset (IP) using feature engineering, content matching and NLP models. #pandas #nltk- Built a successful predictive model (IP), verified with cross validation and holdout dataset. #lightgbm #rf #cv- Provided API access to the data for the serving. #rest

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  Google

  Jan 2019 - May 2024

  Software Engineer

  - Implemented scalable data processing pipelines. #c++ #flume- Supporting a very big dataset within the SLO, involving: asynchronous programming, multi-threading, load balancing, replication, reliability. #bigtable- UI/UX using a proprietary framework. #typescript #boq

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  NVIDIA

  Jun 2024 - now

  Compiler Engineer