Aleksandr Afanasev
Data Engineer at Occipital- Claim this Profile
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Bio
Experience
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Occipital
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Software Development
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1 - 100 Employee
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Data Engineer
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Mar 2022 - Present
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Alibaba Group
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China
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Software Development
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700 & Above Employee
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Data Engineer
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Mar 2020 - Mar 2022
1) Building high-performance scalable data warehouse for Aliexpress Russia. 2) Design and developing efficient reliable ETL data pipelines for batch (Hadoop) and streaming (Flink). 3) Sourcing external data from numerous partners. 4) Designing data models for optimal storage and analytical use. 5) Developing pipelines using python and airflow for external data 6) Collaboration with the business SMEs, Data Scientists, and Product Managers. Providing recommendations, best practices and strategies for using data. Show less
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Ingosstrakh
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Insurance
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200 - 300 Employee
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Data Engineer
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Sep 2016 - Mar 2020
1)ETL process development, creation of data marts using Oracle(SQL, PL\SQL) for machine learning purposes 2)ETL process monitoring, fixing errors, sql optimization 3)Report creation in Cognos BI 4)Web services development for ML applications SAS(Sas EG, SAS miner, SAS DI) 5)Development of binary classification model using python increasing conversion of marketing campaign 1)ETL process development, creation of data marts using Oracle(SQL, PL\SQL) for machine learning purposes 2)ETL process monitoring, fixing errors, sql optimization 3)Report creation in Cognos BI 4)Web services development for ML applications SAS(Sas EG, SAS miner, SAS DI) 5)Development of binary classification model using python increasing conversion of marketing campaign
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Business & Decision
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France
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IT Services and IT Consulting
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700 & Above Employee
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Data Warehouse Developer
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Dec 2014 - Aug 2016
1) ETL system development using SAS BASE and selfwritten scheduler. 2) ETL development using SAS EG, SAS DI, MSSQL, monitoring, optimization of pipelines 3) Creation of signal detection system and signal transfer to enterprise service 4) Builing BI Reports with qlikview 1) ETL system development using SAS BASE and selfwritten scheduler. 2) ETL development using SAS EG, SAS DI, MSSQL, monitoring, optimization of pipelines 3) Creation of signal detection system and signal transfer to enterprise service 4) Builing BI Reports with qlikview
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Education
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Национальный Исследовательский Ядерный Университет "МИФИ"
Диплом специалиста по инженерной специальности, computer science