Machine Learning Engineer
Current
Jul 2023 - Present
AeroLeads people directory · profile
Alexey Lopatin Email & Phone Number
Machine Learning Engineer
at
Constructor
LinkedIn matched
✓ Verified Jul 2026
3 data sources
Profile completeness 86%
Current company
Role
Machine Learning Engineer
Location
Amsterdam Area, Netherlands
Company size
Who is Alexey Lopatin? Overview
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Quick answer
Alexey Lopatin is listed as Machine Learning Engineer at Constructor, a with 52 employees, based in Amsterdam Area, Netherlands. AeroLeads shows a matched LinkedIn profile for Alexey Lopatin.
Alexey Lopatin previously worked as Machine Learning Engineer at Aitu-Dala and Machine Learning Engineer at Vk.Com. Alexey Lopatin holds Bachelor'S Degree, Applied Mathematics And Computer Science from Higher School Of Economics.
Company email context
Email format at Constructor
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Constructor
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Profile bio
About Alexey Lopatin
SE & DS student / RecSys EngineerMy CV – https://apat1n.me/resume/
Current workplace
Alexey Lopatin's current company
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Constructor
4 roles
Alexey Lopatin work experience
A career timeline built from the work history available for this profile.
Machine Learning Engineer
+ Developed ETL pipelines for data processing using Airflow, Kafka and Postgres that deliver recommended items for millions of users every day+ Implemented dynamic config service and mini-AB platform for fast evaluating multiple experiments with new models+ Delivered to production a ranking model that improved CTR on the main page by ≈ 20%
Jul 2022 - Mar 2023
Machine Learning Engineer
+ Added YouTube-8M based category classifier to video recommendation system as part of the ranking model+ Implementation of graph model for user/item embeddings used as the candidates in recommendations+ Completed R&D in the field of duplicate video filtering service on hundreds of thousands of videos
Oct 2020 - Jun 2022
Machine Learning Intern
+ Improved quality metrics of recommendation system on films and series ≈ 3%+ Added validation of data at the daily ETL pipeline, which prevents a decrease in recommendations quality+ Made many AB experiments, e.g experiment of adding candidate generators from top makers, experiments of newseries rankers with various hyperparameters and objective functions
Feb 2020 - Jun 2020
Team & coworkers
Colleagues at Constructor
Other employees you can reach at constructor.io. View company contacts for 52 employees →
BL
Betzayda Lastra
Colleague at ConstructorPeru
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AA
Anton Alekseev
Colleague at ConstructorBarcelona, Catalonia, Spain
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MS
Muhammad Sohail
Colleague at ConstructorSargodha District, Punjab, Pakistan
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AB
Amanda Brooks
Colleague at ConstructorGreater Vancouver Metropolitan Area, Canada
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AR
Andre Romero
Colleague at ConstructorGuayaquil, Guayas, Ecuador
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RP
Ranzen Paguntalan
Colleague at ConstructorMexico, Central Luzon, Philippines
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VS
Vladimir Shemankov
Colleague at ConstructorBelgrade, Serbia
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SM
Syeda Mahwish Naqvi
Colleague at ConstructorLahore District, Punjab, Pakistan
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KM
Konstantin Malkov
Colleague at ConstructorLondon, England, United Kingdom
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JC
Joseph Cunningham
Colleague at ConstructorZanesville, Ohio, United States
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Betzayda Lastra
Colleague at ConstructorPeru
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AA
Anton Alekseev
Colleague at ConstructorBarcelona, Catalonia, Spain
View →
MS
Muhammad Sohail
Colleague at ConstructorSargodha District, Punjab, Pakistan
View →
AB
Amanda Brooks
Colleague at ConstructorGreater Vancouver Metropolitan Area, Canada
View →
AR
Andre Romero
Colleague at ConstructorGuayaquil, Guayas, Ecuador
View →
RP
Ranzen Paguntalan
Colleague at ConstructorMexico, Central Luzon, Philippines
View →
VS
Vladimir Shemankov
Colleague at ConstructorBelgrade, Serbia
View →
SM
Syeda Mahwish Naqvi
Colleague at ConstructorLahore District, Punjab, Pakistan
View →
KM
Konstantin Malkov
Colleague at ConstructorLondon, England, United Kingdom
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JC
Joseph Cunningham
Colleague at ConstructorZanesville, Ohio, United States
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3 education records
Alexey Lopatin education
Bachelor'S Degree, Applied Mathematics And Computer Science
Two-Year Additional Education In Data Science & Software Engineering Specialization, Data Science & Software Engineering
Bachelor'S Degree, Software Engineering
FAQ
Frequently asked questions about Alexey Lopatin
Quick answers generated from the profile data available on this page.
What company does Alexey Lopatin work for?
Alexey Lopatin works for Constructor.
What is Alexey Lopatin's role at Constructor?
Alexey Lopatin is listed as Machine Learning Engineer at Constructor.
Where is Alexey Lopatin based?
Alexey Lopatin is based in Amsterdam Area, Netherlands while working with Constructor.
What companies has Alexey Lopatin worked for?
Alexey Lopatin has worked for Constructor, Aitu-Dala, Vk.Com, and Yandex.
Who are Alexey Lopatin's colleagues at Constructor?
Alexey Lopatin's colleagues at Constructor include Betzayda Lastra, Anton Alekseev, Muhammad Sohail, Amanda Brooks, and Andre Romero.
How can I contact Alexey Lopatin?
You can use AeroLeads to view verified contact signals for Alexey Lopatin at Constructor, including work email, phone, and LinkedIn data when available.
What schools did Alexey Lopatin attend?
Alexey Lopatin holds Bachelor'S Degree, Applied Mathematics And Computer Science from Higher School Of Economics.
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