Semyon Levenson

Company: Yandex Market

Frontend developer since 2013. Worked in startups in Moscow City, managed a team at Rambler, developed a useful program for HR, and helped people catch zen at Zen. Traveled around Asia, dreams of performing in front of a crowd of 10,000 people in a rock band. 30 cm beard.

Talks from 2023 Autumn season

Watch recording
Game
"Guess Who You Are": JavaScript Guessing Game
- Nikita Sidorov
  Company: Yandex Market
- Timur Gafiulin
  Company: TatarinFrontend
- Yaroslav Losev
  Company: Yandex Travel
- Semyon Levenson
  Company: Yandex Market
- In Russian
- HolySound
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Conversation
HolyJS 2023 Autumn Opening Session
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
- HolySound
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Conversation
What Did the Market Decide?
- Kira Kuzmenko
  Company: NEWHR | Hello New Job!
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
- HolySound
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Conversation
Second Day of HolyJS 2023 Autumn Opening Session
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
- HolySound
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Conversation
Bun 1.0: Web Orchestra
- Andrey Melikhov
  Company: Yandex Cloud
- Nikita Sidorov
  Company: Yandex Market
- Victor Khomyakov
- Semyon Levenson
  Company: Yandex Market
- In Russian
- HolySound
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Conversation
JS: Jam Session. Guessing Talks of Various Years
- Aleksei Zolotykh
  Company: MyOffice
- Nikita Sidorov
  Company: Yandex Market
- Yaroslav Losev
  Company: Yandex Travel
- Semyon Levenson
  Company: Yandex Market
- In Russian
- HolySound
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Conversation
Summarising the Online Part of HolyJS 2023 Autumn
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
- HolySound
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Conversation
Hall 1
Opening of the Offline Part of HolyJS 2023 Autumn
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
- HolySound
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Talk
Hall 2
Creating an Interactive Map Based on the OpenLayers Library
- Anton Efremenkov
  Company: ITentika
- In Russian
- UI
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Game
Code in the Dark
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
- HolySound
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Talk
Hall 2
About the Frontend From a C++ Compiler’s Point of View
- Aleksandr Kirsanov
  Company: VK
- In Russian
- Backend
- Перформанс
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Conversation
Hall 1
Closing of HolyJS 2023 Autumn Conference
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
- HolySound

Other talks

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Talk
Room 1
A Career Issue
- Andrew Smirnov
  Company: X5 Group
- Aleksei Zolotykh
  Company: MyOffice
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Conversation
HolyJS 2023 Spring Opening
- Nikita Sidorov
  Company: Yandex Market
- Yaroslav Losev
  Company: Yandex Travel
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Interview
Interview with Alexei Pimenov
- Aleksey Pimenov
  Company: Neogenda
- Aleksei Zolotykh
  Company: MyOffice
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Talk
Opening of the Second Day of the Online Part
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Conversation
VPN and Proxy: Varieties, Differences, and Advantages
- Kirill Tolkachev
  Company: JUG Ru Group
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Talk
Code Review
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Talk
Summing up online HolyJS 2023 Spring
- Nikita Sidorov
  Company: Yandex Market
- Dana Stoyanova
  Company: JUG Ru Group
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Conversation
Room 1
HolyJS 2023 Spring In-person Opening
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
Watch recording
Talk
Room 1
No Password — No Problem?
- Andrey Melikhov
  Company: Web Standards
- In Russian
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Talk
Room 1
Friend or Foe? Artificial Intelligence in the Frontend Development
- Mikhail Trifonov
  Company: Cloud
- In Russian
- Другое
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Talk
Room 3
What are Container Queries and why do we need them for?
- Seryozha Popov
  Company: Skillbox
- In Russian
- UI
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Conversation
Room 1
HolyJS 2023 Spring Conference Closing
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Conversation
Web almanac: frontrunners trying to get into analytics
- Aleksei Zolotykh
  Company: MyOffice
- Nikita Sidorov
  Company: Yandex Market
- Sergey Konstantinov
  Company: Raiffeisen Bank
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Conversation
Difficult stories with a light attitude
- Zar Zakharov
- Nikita Sidorov
  Company: Yandex Market
- Sasha Shinkevich
- Andrey Shubin
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Conversation
GeekBoards x HolyJS: a tactile special
- Aleksei Zolotykh
  Company: MyOffice
- Andrey Melikhov
  Company: Web Standards
- Pavel Vedenkov
  Company: GeekBoards
- Daniil Emelyanov
  Company: GeekBoards
- Ilya Sheprut
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Conversation
Extreme practices: is it safe?
- Stanislav Shabalin
- Alexey Okhrimenko
- Semyon Levenson
  Company: Yandex Market
- Sergey Berezhnoy
  Company: Yandex
- In Russian
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Conversation
Debate.JS
- Aleksei Zolotykh
  Company: MyOffice
- Andrey Melikhov
  Company: Web Standards
- Nikita Sidorov
  Company: Yandex Market
- Sergey Konstantinov
  Company: Raiffeisen Bank
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Talk
HolyJS 2022 Autumn Opening
- Aleksei Zolotykh
  Company: MyOffice
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Talk
Opening
- Nikita Sidorov
  Company: Yandex Market
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Talk
Summing up online HolyJS 2022 Autumn
- Nikita Sidorov
  Company: Yandex Market
- Dana Stoyanova
  Company: JUG Ru Group
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Conversation
DotNext 2022 Autumn and HolyJS 2022 Autumn In-person Opening
- Anton Onikiychuk
  Company: Dodo Engineering
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Talk
Introduction to Reactive Programming
- Sam Bulatov
  Company: Waliot, krd.dev
- In Russian
- Case-study
Watch recording
Conversation
DotNext 2022 Autumn and HolyJS 2022 Autumn conferences Closing
- Anton Onikiychuk
  Company: Dodo Engineering
- Semyon Levenson
  Company: Yandex Market
- In Russian
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Talk
Lightning talks
- Semyon Levenson
  Company: Yandex Market
- In Russian