Performance

Past Presentations

Policing The Stock Market with Machine Learning

Neurensic has built a solution, SCORE, for doing Trade Surveillance using H2O (an open-source pure Java Big Data ML tool), Machine Learning, and a whole lot of domain expertise and data munging. SCORE pulls in private and public market data and in a few minutes will search it for all sorts of bad...

Cliff Click CTO @Neurensic
How Performance Optimizations Shatter Security Boundaries

With the customers demand of high-performance computing, CPU manufacturers deploy more and more sophisticated optimizations in their processors to increase the performance as much as possible. However, these performance optimizations often come with the downside of enabling side-channel attacks...

Moritz Lipp Researcher in Information Security at Graz University of Technology
Pony, Actors, Causality, Types, and Garbage Collection

I will give an overview of Pony’s programming model, actors, and causality. I will introduce the type system, how it is used to allow actors to send mutable state while also avoiding data races, and how the type system is used so as to allow the actors to perform garbage collection fully...

Sophia Drossopoulou Professor at Imperial College
Realtime & Personalized Notifications @Twitter

Twitter Notifications Infrastructure enables hundreds of millions of users to stay informed about what’s going on in their Twitter world. Our systems process large volumes of data (aka the Twitter firehose) and deliver realtime and personalized notifications to all kinds of users, ranging from...

Gary Lam Tech Lead Notifications, Staff Software Engineer @ Twitter
Saurabh Pathak Leads Notifications Team @Twitter
Java at Speed

Getting the most of your Java applications can be an interesting challenge. Understanding some of the optimizations the latest crop of JVMs are able to apply when running on the latest servers may help with that. This talk will discuss some of those features and optimizations. Along with...

Gil Tene CTO and co-founder @AzulSystems
Understanding CPU Microarchitecture to Increase Performance

Microprocessors have evolved over decades to eke out performance from existing code. But the microarchitecture of the CPU leaks into the assumptions of a flat memory model, with the result that equivalent code can run significantly faster by working with, rather than fighting against, the...

Alex Blewitt Head of Cloud Infrastructure at Santander

Interviews

Moritz Lipp Researcher in Information Security at Graz University of Technology

How Performance Optimizations Shatter Security Boundaries

What is the focus of your work today?

The work of our Secure Systems group at Graz University of Technology focuses on the secure and efficient implementation of (cryptographic) algorithms, security architectures as well as side-channel and fault attacks. Personally, my main focus is on microarchitectural side-channel attacks on personal computers and mobile devices. We...

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Gilberto Bertin System Engineer @Cloudflare London

XDP in Practice: DDoS Mitigation @Cloudflare

What's the main focus of the work that you do today?

I'm currently working in the DDoS mitigation team at Cloudflare London, where I spend my time daily on a few different areas. There are in fact many different tasks to keep the DDoS mitigation pipeline up. Every time we see something new we jump on that and take a look to try to understand what's going on. I also spend some time...

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Luca Mezzalira VP of Architecture @DAZN

Lessons From DAZN: Scaling Your Project with Micro-Frontends

What work are you doing today?

I'm VP of Architecture at a company called DAZN. It's similar to Netflix but for live sports mainly and video-on-demand. It's a platform dedicated to sports. We are available in nine countries and we have a ton of devices that we are targeting between consoles, TVs, set top boxes, web browsers and mobile. I had the...

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Dmitry Vyazelenko Founder at Safepoint Ost

Performance vs. New Features: It Doesn’t Have to Be a Zero-Sum Game

What is the work you're doing today?

I'm running my own company and currently working on Aeron, which is a super-fast reliable UDP unicast, UDP multicast and IPC message transport. In the talk, I'm going to tell the story about adding the CRC feature to the Aeron Archive.

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Sachin Kulkarni Engineering Director @Facebook focused on Live, Videos, and Messenger

Scaling Facebook Live Videos to a Billion Users

QCon: What is your role at Facebook today, and what are the types of problems you’re focused on?

I’m currently working on the backend for Facebook Live, Facebook Video, and Facebook Messenger. Most recently. I’ve been spending a lot of time on scaling the Facebook Live stack. Facebook Live let’s anybody broadcast across the world using just the camera in their pocket. What this means (in real terms) is the backend has to be...

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Lisa Guo Software Engineer @Instagram

Scaling Instagram Infrastructure

QCon: What are the main problems you are focused on today?

Lisa: I am a software engineer on the Instagram Infrastructure Team. Our team’s main purpose is to keep the scalability of our systems up. While doing that, we identify both short term and long term fixes around scale. Additionally, we work closely with many other teams on the product side to help them to identify bottlenecks and...

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