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May 15. Online
1. Starts at 00:00
  - Watch recording
    HolyJS 2023 Spring Opening
    Nikita Sidorov
    Yandex Market
    Yaroslav Losev
    Yandex Travel
    Semyon Levenson
    Yandex Market
    In Russian
2. Starts at 00:00
  - Watch recording
    Fast Prototypes on Moleculer (part 1)
    Ivan Ratnikov
    MTS
    In RussianComplexity -
    Backend
  - Watch recording
    Clash of the Titans: LSP vs PSI (VS Code vs IntelliJ)
    Vlad Minaev
    Haulmont
    In RussianComplexity -
    Инструменты разработки
  - Watch recording
    Zustand: Upstart or Serious Alternative to Redux? (Part 1)
    Elena Litvinova
    WebElArt
    In RussianComplexity -
    UI
3. Starts at 00:00
  - Watch recording
    Interview with Alexei Pimenov
    Aleksey Pimenov
    Neogenda
    Aleksei Zolotykh
    MyOffice
    Nikita Sidorov
    Yandex Market
    Semyon Levenson
    Yandex Market
    In Russian
4. Starts at 00:00
  - Watch recording
    Быстрые прототипы на Moleculer (part 2)
    Ivan Ratnikov
    MTS
    In RussianComplexity -
    Backend
  - Watch recording
    Rushing into JS on Wasm
    Dmitry Bezheckov
    Igalia
    In RussianComplexity -
    Другое
  - Watch recording
    Zustand: Upstart or Serious Alternative to Redux? (Part 2)
    Elena Litvinova
    WebElArt
    In RussianComplexity -
    UI
5. Starts at 00:00
  - Watch recording
    Accessibility audit: why, how, what to do after?
    Aleksei Zolotykh
    MyOffice
    Anatoly Popko
    Yaroslav Losev
    Yandex Travel
    In Russian
6. Starts at 00:00
  - Watch recording
    How to Make a Programming Competition Feel like the International?
    Maksim Alzhanov
    VK
    In RussianComplexity -
    Графика и анимации
  - Watch recording
    BFCache: How to Load the Previous Page Instantly
    Ilya Sidorchik
    Yandex Market
    In RussianComplexity -
    Перформанс
  - Watch recording
    How to Organize ETL with Node.js in a Serverless Architecture
    Dmitry Krystek
    Mapbox
    In RussianComplexity -
    Backend
May 16. Online
1. Starts at 00:00
  - Watch recording
    Opening of the Second Day of the Online Part
    Nikita Sidorov
    Yandex Market
    Semyon Levenson
    Yandex Market
    In Russian
2. Starts at 00:00
  - Watch recording
    Thick Client Means Slow?
    Vadim Tsaregorodtsev
    Ostrovok
    In Russian
  - Watch recording
    Cocos Creator: A Journey into TS Gaming for Beginners
    Roman Belov
    IDDQD
    In RussianComplexity -
    Графика и анимации
3. Starts at 00:00
  - No record
    Digital Accessibility: How to Get Started and Not Get Burned
    Artem Plaksin
    VK
    Vasilina Drogichinskaya
    VK
    Pavel Frankov
    VKontakte
    Evgenia Polozova
    VK
    In RussianActivity is not recorded
4. Starts at 00:00
  - Watch recording
    VPN and Proxy: Varieties, Differences, and Advantages
    Kirill Tolkachev
    JUG Ru Group
    Semyon Levenson
    Yandex Market
    In Russian
5. Starts at 00:00
  - Watch recording
    Why Playwright is better than Jest and Vitest is slow — let's measure coverage like a pro
    Aleksandr Kanunnikov
    In RussianComplexity -
    Инструменты разработки
  - Watch recording
    Тайпли скрипт
    Nikolay Ryzhikov
    Health Samurai
    In RussianComplexity -
    Архитектура
  - Watch recording
    Diving into Lottie-Web to Understand How Animation Players Work (part 1)
    Stepan Mikhailiuk
    lumen5
    In Russian
    Графика и анимации
6. Starts at 00:00
  - Watch recording
    Code Review
    Nikita Sidorov
    Yandex Market
    Semyon Levenson
    Yandex Market
    In Russian
7. Starts at 00:00
  - Watch recording
    What APL-like Languages Can Teach Us
    Vyacheslav Shebanov
    DRPC
    In RussianComplexity -
    Языки
  - Watch recording
    About Accessibility in Yandex
    Valeria Kurmak
    Yandex
    Yulia Dolgun
    Yandex
    In RussianComplexity -
    UI
  - Watch recording
    Diving into Lottie-Web to Understand How Animation Players Work (part 2)
    Stepan Mikhailiuk
    lumen5
    In Russian
    Графика и анимации
8. Starts at 00:00
  - Watch recording
    Summing up online HolyJS 2023 Spring
    Nikita Sidorov
    Yandex Market
    Dana Stoyanova
    JUG Ru Group
    Semyon Levenson
    Yandex Market
    In Russian
May 21. Offline + online
1. Starts at 00:00
  - Watch recording
    HolyJS 2023 Spring In-person Opening
    Nikita Sidorov
    Yandex Market
    Semyon Levenson
    Yandex Market
    Room 1In Russian
2. Starts at 00:00
  - Watch recording
    There's no time to explain, you're a team leader!
    Aleksey Pimenov
    Neogenda
    Room 1In RussianComplexity -
    Soft skills
3. Starts at 00:00
  - Watch recording
    How We Made the Mobile Version of VKontakte Four times Faster
    Taras Ivanov
    VK
    Room 1In RussianComplexity -
    Перформанс
  - Watch recording
    Aquarium and Krono: How to Stop the Designer from Bothering the Programmer
    Senya Pugach
    Art. Lebedev Studio
    Room 2In RussianComplexity -
    Графика и анимации
  - Watch recording
    B-tree Indexes in Databases: IndexedDB and PostgreSQL Examples
    Vladimir Sitnikov
    Netcracker
    Room 3In RussianComplexity -
    Backend
4. Starts at 00:00
  - Watch recording
    No Password — No Problem?
    Andrey Melikhov
    Web Standards
    Room 1In Russian
  - Watch recording
    Building a microfrontend architecture. First look, pains and solutions
    Nikita Morozov
    МТС Exolve
    Room 2In Russian
    Архитектура
5. Starts at 00:00
  - Watch recording
    One PWA to Rule Them All
    Nikita Dubko
    Yandex
    Room 1In RussianComplexity -
    Стандарты
  - Watch recording
    Automating Development and Support Processes: From Bots to Code Review
    Konstantin Lebedev
    VK
    Room 2In RussianComplexity -
    Инструменты разработки
  - Watch recording
    A Pinch of SVG, a Bit of 3D* and Maps
    Vladimir Grishchenko
    Elvees
    Room 3In RussianComplexity -
    Графика и анимации
6. Starts at 00:00
  - Watch recording
    Friend or Foe? Artificial Intelligence in the Frontend Development
    Mikhail Trifonov
    Cloud
    Room 1In RussianComplexity -
    Другое
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    Domain Modelling and Architecture for ReScript Apps
    Sergey Samokhov
    Tochka Bank
    Room 2In RussianComplexity -
    Архитектура
  - Watch recording
    Running Animations in React Native under the Hood
    Evgeny Prokopyev
    SberMarket
    Room 3In RussianComplexity -
    Графика и анимации
7. Starts at 00:00
  - Watch recording
    Why the Frontend Needs Pure Architecture and How It Helps to Build Microservices and Microfrontends
    Evgeny Labutin
    МТS
    Room 1In RussianComplexity -
    Архитектура
  - Watch recording
    React Concurrency: Is It Really Worth It?
    Dmitry Grosh
    WIS Software
    Room 2In RussianComplexity -
    Перформанс
  - Watch recording
    How We Built a Document Editor in Web
    Sergei Simonov
    MyOffice
    Room 3In Russian
    Case-study
8. Starts at 00:00
  - Watch recording
    Watching a documentary
    Program Committee HolyJS
    Room 3In Russian
9. Starts at 00:00
  - Watch recording
    Frontenders are Everywhere
    Andrew Smirnov
    X5 Group
    Room 1In RussianComplexity -
    Soft skills
10. Starts at 00:00
  - No record
    Lightning Talks
    Nikita Sidorov
    Yandex Market
    Room 2In RussianOffline activity, not broadcast or recorded
  - No record
    Code in the Dark
    Program Committee HolyJS
    In RussianOffline activity, not broadcast or recorded
May 22. Offline + online
1. Starts at 00:00
  - Watch recording
    What the Aegea Blog Engine Actually Does
    Ilya Birman
    Artem Gorbunov Design Bureau
    Room 1In RussianComplexity -
    Другое
2. Starts at 00:00
  - Watch recording
    What’s New in JS and Web
    Maria Kondaurova
    BIOCAD
    Room 1In RussianComplexity -
    Стандарты
  - Watch recording
    An “Out-of-the-Box” Discovery for Microfrontends Based on ModuleFederation (part 1)
    Ivan Malyugin
    beeline
    Room 2In RussianComplexity -
    Архитектура
  - Watch recording
    How to Make Cocos Creator a Tough Nut to Crack: Building a TS Architecture around the Game
    Dmitriy Tretyakov
    IDDQD
    Room 3In RussianComplexity -
    Графика и анимации
3. Starts at 00:00
  - Watch recording
    Fighting Windmills, or How to Live with Technical Debt
    Aleksei Zolotykh
    MyOffice
    Room 1In RussianComplexity -
    Инструменты разработки
  - Watch recording
    An “Out-of-the-Box” Discovery for Microfrontends Based on ModuleFederation (part 2)
    Ivan Malyugin
    beeline
    Room 2In RussianComplexity -
    Архитектура
  - Watch recording
    What are Container Queries and why do we need them for?
    Seryozha Popov
    Skillbox
    Room 3In RussianComplexity -
    UI
4. Starts at 00:00
  - Watch recording
    A Career Issue
    Andrew Smirnov
    X5 Group
    Aleksei Zolotykh
    MyOffice
    Nikita Sidorov
    Yandex Market
    Semyon Levenson
    Yandex Market
    Room 1In Russian
  - Watch recording
    Types in Prototypes
    Viktor Vershansky
    Room 2In RussianComplexity -
    Языки
  - Watch recording
    Fuzzy Browser Search for Half a Million Lines: Building an Index on a CDN
    Nikita Vorobiev
    SberTech
    Room 3In RussianComplexity -
    Другое
5. Starts at 00:00
  - Watch recording
    How RxJS Divided My World into Before and After
    Gleb Mikheev
    Skillbox, FrontendConf
    Room 1In RussianComplexity -
  - Watch recording
    Telegram Web Apps: web applications inside Telegram
    Vladislav Kibenko
    Room 2In RussianComplexity -
    Другое
  - Watch recording
    Unobvious Features of SVG in a Modern Frontend
    Constantine Ostrov
    Phoenix Creative Group
    Room 3In RussianComplexity -
    Графика и анимации
6. Starts at 00:00
  - Watch recording
    Sizecoding: A Look from the Inside
    Oleg Senin
    Yandex
    Room 1In Russian
7. Starts at 00:00
  - Watch recording
    HolyJS 2023 Spring Conference Closing
    Nikita Sidorov
    Yandex Market
    Semyon Levenson
    Yandex Market
    Room 1In Russian