Data Engineer
Current
Nov 2024 - Present
AeroLeads people directory · profile
Valentin Poletaev Email & Phone Number
Data Engineer
at
Appodeal
1 work email found
@appodeal.com
LinkedIn matched
✓ Verified July 2026
4 data sources
Profile completeness 86%
Who is Valentin Poletaev? Overview
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Quick answer
Valentin Poletaev is listed as Data Engineer at Appodeal, a with 57 employees, based in Tbilisi, Georgia. AeroLeads shows a work email signal at appodeal.com and a matched LinkedIn profile for Valentin Poletaev.
Valentin Poletaev previously worked as Data Engineer at Mts Digital and Data Engineer at Ozon.Ru. Valentin Poletaev holds Bachelor'S Degree, Computer Science from Itmo University.
Company email context
Email format at Appodeal
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{first}.{last}@appodeal.com
89% confidence
AeroLeads found 1 current-domain work email signal for Valentin Poletaev. Compare company email patterns before reaching out.
Profile bio
About Valentin Poletaev
Software Engineer with 6 years of experience in commercial development, 3 as Data Engineer, and 3 as Backend Engineer. I like optimizing and diving into Spark applications. Also trying to contribute in Spark ecosystem.I use Scala, Python, and Java to make datamarts of geo and ordinary data
Current workplace
Valentin Poletaev's current company
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Appodeal
5 roles
Valentin Poletaev work experience
A career timeline built from the work history available for this profile.
Data Engineer
- Optimized the Spark application from ~15 hours to 9 hours, which consumes 2.5Tb ram/h and 400 core/h and processes ~1.5Tb daily.- Optimized Java implementation of SipHash and made daily hashing of 1 billion rows 2x faster.- Implemented a datamart with complex logic processing of about 1.5Tb per month using Scala, Spark, and Airflow.- Implemented replication to different clusters and data sources (HDFS, Greenplum).
Sep 2022 - Sep 2024
Data Engineer
- Rewrote the logic of 2 projects in Python, Pandas, and Vertica that evaluate the delivery quality of up to 100,000 orders per day.- Made a report on the detection of fraudulent employees that helped to detect up to 1,000 orders with the wrong delivery date per day.- Organized and standardized the work of a team of 4 analysts based on Gitlab ci-cd and Airflow.
Dec 2021 - Sep 2022
Scala Developer
- Rewrote 15% of unit tests from Mockito library to ScalaMock with 70% test coverage of the project.- Finalized and fixed bugs in Scala and AkkaHttp API affecting authorization of ~25 million bank users.- Added new metrics and graphs using Prometheus and Grafana.
Jan 2021 - Dec 2021
Java Developer
Institute Of Network Technology | Outsource Company
Apr 2019 - Feb 2021
Team & coworkers
Colleagues at Appodeal
Other employees you can reach at appodeal.com. View company contacts for 57 employees →
AG
Aleksei Gerasimov
Colleague at AppodealMoscow, Moscow City, Russia, Russian Federation
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Q(
Qiao (Emma) Ding
Colleague at AppodealBeijing, China
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AM
Aliaksandra Molchan
Colleague at AppodealWarsaw, Mazowieckie, Poland
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YB
Yekaterina Badziak
Colleague at AppodealWarsaw, Mazowieckie, Poland
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RR
Rosa Ru
Colleague at AppodealChaoyang District, Beijing, China
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AB
Aleksandr Babich
Colleague at AppodealPoland
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YL
Yanina Lozben
Colleague at AppodealWarsaw, Mazowieckie, Poland
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RL
Rachel L.
Colleague at AppodealChaoyang District, Beijing, China
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AS
Anton Shusharin
Colleague at AppodealTbilisi, Georgia
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PS
Pavel Savinskiy
Colleague at AppodealIstanbul, Türkiye, Turkey
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Aleksei Gerasimov
Colleague at AppodealMoscow, Moscow City, Russia, Russian Federation
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Q(
Qiao (Emma) Ding
Colleague at AppodealBeijing, China
View →
AM
Aliaksandra Molchan
Colleague at AppodealWarsaw, Mazowieckie, Poland
View →
YB
Yekaterina Badziak
Colleague at AppodealWarsaw, Mazowieckie, Poland
View →
RR
Rosa Ru
Colleague at AppodealChaoyang District, Beijing, China
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AB
Aleksandr Babich
Colleague at AppodealPoland
View →
YL
Yanina Lozben
Colleague at AppodealWarsaw, Mazowieckie, Poland
View →
RL
Rachel L.
Colleague at AppodealChaoyang District, Beijing, China
View →
AS
Anton Shusharin
Colleague at AppodealTbilisi, Georgia
View →
PS
Pavel Savinskiy
Colleague at AppodealIstanbul, Türkiye, Turkey
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1 education record
Valentin Poletaev education
FAQ
Frequently asked questions about Valentin Poletaev
Quick answers generated from the profile data available on this page.
What company does Valentin Poletaev work for?
Valentin Poletaev works for Appodeal.
What is Valentin Poletaev's role at Appodeal?
Valentin Poletaev is listed as Data Engineer at Appodeal.
What is Valentin Poletaev's email address?
AeroLeads has found 1 work email signal at @appodeal.com for Valentin Poletaev at Appodeal.
Where is Valentin Poletaev based?
Valentin Poletaev is based in Tbilisi, Georgia while working with Appodeal.
What companies has Valentin Poletaev worked for?
Valentin Poletaev has worked for Appodeal, Mts Digital, Ozon.Ru, Tinkoff Bank, and Institute Of Network Technology | Outsource Company.
Who are Valentin Poletaev's colleagues at Appodeal?
Valentin Poletaev's colleagues at Appodeal include Aleksei Gerasimov, Qiao (Emma) Ding, Aliaksandra Molchan, Yekaterina Badziak, and Rosa Ru.
How can I contact Valentin Poletaev?
You can use AeroLeads to view verified contact signals for Valentin Poletaev at Appodeal, including work email, phone, and LinkedIn data when available.
What schools did Valentin Poletaev attend?
Valentin Poletaev holds Bachelor'S Degree, Computer Science from Itmo University.
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