Vladimir Sitnikov

I have been working on performance and scalability of a software used by telecom operators for automatization of network management processes and network equipment for 10 years. My focus is Java and Oracle Database performance optimisations. Author of more than a dozen of performance improvements in the official PostgreSQL JDBC driver.

Talks from 2025 Spring season

TalkDate: 05.04 / Start: 00:00 – Finish: 00:00
ML Model in a Loaded Service. How's That?
- Dmitry Khimion
  X5 Digital
Room 3In Russian
- Load Testing
TalkDate: 05.04 / Start: 00:00 – Finish: 00:00
Software Testing for Spacecraft and Space Missions
- Sergei Skorokhod
  BUREAU 1440
- Evgenii Poliakov
  BUREAU 1440
Room 1In Russian
- Hardware
TalkDate: 06.04 / Start: 00:00 – Finish: 00:00
How PostgreSQL Can Hurt When You Don't Expect It To
- Mikhail Zhilin
  Postgres Professional
Room 2In Russian
- Load Testing
TalkDate: 06.04 / Start: 00:00 – Finish: 00:00
Is Borrowing a Bug or a Feature, or Why Borrowings Are so Maddening
- Maksim Krongauz
  HSE University
Room 2In Russian

Previous talks

Watch recording
The art of JUnit Extensions 2
- Dmitry Tuchs
  Dodo Engineering
In Russian
- Tools/Frameworks
Watch recording
The Final Story of Rococo: Building CI/CD in GHA
- Dmitry Tuchs
  Dodo Engineering
Hall 2In Russian
- Tools/Frameworks
Watch recording
Episode 3: New Horizons
- Artyom Eroshenko
Hall 1In Russian
- Keynote
Watch recording
B-tree Indexes in Databases: IndexedDB and PostgreSQL Examples
- Vladimir Sitnikov
Room 1In Russian
- Tools/frameworks
Watch recording
Measure Once, Cut Twice
- Vladimir Sitnikov
- Aleksey Fedulaev
  Wildberries
Room 1In Russian
- Keynote
Watch recording
Heisenbug 2023 Spring opening
- Vladimir Sitnikov
- Igor Balagurov
  Ozon Fintech
- Maria Alikina
  JUG Ru Group
In Russian
Watch recording
Houston, We Have Problems With the Queries
- Andres Sacco
  TravelX
In English
- Tools/frameworks
Watch recording
Opening
- Vladimir Sitnikov
- Igor Balagurov
  Ozon Fintech
- Maria Alikina
  JUG Ru Group
In Russian
Watch recording
Summing up the Online Part of the Heisenbug 2023 Spring conference
- Vladimir Sitnikov
- Igor Balagurov
  Ozon Fintech
- Maria Alikina
  JUG Ru Group
In Russian
Watch recording
Heisenbug 2023 Spring — Opening of the Offline Part
- Vladimir Sitnikov
- Igor Balagurov
  Ozon Fintech
- Maria Alikina
  JUG Ru Group
Room 1In Russian
Watch recording
How (Not) to Do Load Testing
- Gregory Koshelev
  Kontur
Room 2In Russian
- Load testing
Watch recording
How to Prepare for the Launch of the DBMS Benchmark?
- Mikhail Zhilin
  Postgres Professional
Room 3In Russian
- Tools/frameworks
Watch recording
Closing Ceremony of the Heisenbug 2023 Spring Conference
- Vladimir Sitnikov
- Igor Balagurov
  Ozon Fintech
- Maria Alikina
  JUG Ru Group
Room 1In Russian
Watch recording
Examples of Atypical Scenarios in PostgreSQL Load Testing
- Mikhail Zhilin
  Postgres Professional
Room 3In Russian
- Load Testing
Watch recording
pg_profile: PostgreSQL Strategic Monitoring Utility
- Andrey Zubkov
  Postgres Professional
Room 2In Russian
- Load Testing
Watch recording
Assert, how much is in that word...
- Vladimir Sitnikov
In Russian
- Best practices
Watch recording
Interview with Vladimir Sitnikov
- Vladimir Sitnikov
- Igor Balagurov
  Ozon Fintech
- Evgeny Trifonov
  JUG Ru Group
In Russian
Watch recording
Pitfalls in loading
- Vladimir Sitnikov
In Russian
- Нагрузка
Watch recording
Automating JMeter performance tests with performance logs from Chrome Driver
- Maksym Semenenko
  Cisco
In Russian
- Hardware
Watch recording
Testing your test
- Andres Sacco
  TravelX
In English
- Tools/framework
Watch recording
Benchmarking and testing of code analyzers and compilers
- Andrey Kuleshov
  Huawei
In Russian
- Tools/framework
Watch recording
In-person Opening Heisenbug 2022 Autumn
- Vladimir Sitnikov
- Andrey Dmitriev
  JUG Ru Group
In Russian
Watch recording
Adding scripting language support to AFL and LibFuzzer with Lua as an example
- Sergey Bronnikov
  VK/Tarantool
In Russian
- Безопасность
Watch recording
Heisenbug 2022 Autumn Closing
- Vladimir Sitnikov
- Andrey Dmitriev
  JUG Ru Group
In Russian
Watch recording
Round table: Good roasting data center
- Dmitry Samsonov
  Odnoklassniki
- Vladimir Sitnikov
  Netcracker
- Oleg Anastasyev
  Odnoklassniki
- Vadim Tsesko
  Odnoklassniki
In Russian
No record
Open Source — what way to choose?
- Vladimir Sitnikov
  Netcracker
- Dmitry Baev
  Qameta Software
- Ruslan Akhmetzyanov
  Qameta Software
In Russian
Watch recording
Interview with Vladimir Sitnikov
- Vsevolod Brekelov
  Synthesized
- Vladimir Sitnikov
  Netcracker
In Russian
Watch recording
How domain-specific languages can improve software quality
- Markus Voelter
In English
Watch recording
TestOps: DevOps for testers
- Artem Eroshenko
  Qameta Software
In Russian
Watch recording
JVM profiling in Kubernetes
- Vyacheslav Smirnov
  VTB
In Russian
Watch recording
Using SQLancer to test ClickHouse and other database systems
- Manuel Rigger
  ETH Zurich
- Ilya Yatsishin
  Yandex
In English
Watch recording
How fuzzing testing works. The story in plain language
- Nikolay Shaplov
  Postgres Professional
In Russian
Watch recording
Transform with VTB TCR for big enterprise
- Kent Beck
  GustoHQ
In English
Watch recording
Loading the banks
- Vyacheslav Smirnov
  VTB
- Maksim Rogozhnikov
  Tinkoff
In Russian
Watch recording
Performance testing antipatterns
- Viktor Ganeles
  PromSvyasBank
- Kirill Yurkov
  Samokat
In Russian
Watch recording
Test Run Latency
- Kent Beck
  GustoHQ
In English
Watch recording
Testing Kubernetes operator exemplified by Avito Navigator
- Mikhail Shaverdo
  Avito
In Russian
Watch recording
Reactive is awesome... But where is the bug?
- Oleh Dokuka
  Netifi, Inc
In Russian
Watch recording
Programming with Grafana and InfluxDB: Cookbook
- Vyacheslav Smirnov
  VTB
In Russian
Watch recording
Vulnerabilities in the implementation of interprocess cooperation in Android applications
- Alexandra Svatikova
  OK.RU
In Russian
Watch recording
Game server load testing
- Anton Potsyus
  IT Territory/My.Games
In Russian
Testing performance and searching for bottlenecks
- Andrey Satarin
  Yandex
- Andrey Dmitriev
  JUG Ru Group
- Vsevolod Brekelov
  JUG Ru Group
- Alexey Lavrenuke
  Yandex
- Vladimir Sitnikov
  Netcracker
In Russian
Performance testing of web applications at browser side (JavaScript, rendering)
- Vladimir Sitnikov
  Netcracker
In Russian
Performance testing pitfalls
- Vladimir Sitnikov
  Netcracker
In Russian