Past Presentations

Scale @Reddit Triple Team Size w/o Losing Control

As of 2017, Reddit has 300 million monthly visitors, ranking #4 most visited website in US and #8 in the world. As you can guess, this kind of tremendous traffic takes some serious engineering efforts that have had to scale with the site's growing popularity. Join Nicholas Caldwell, VP of...

Nick Caldwell VP Engineering @Reddit, Inc.
Performance Open Space

NDBench: Benchmarking Microservices at Scale

Netflix runs thousands of microservices to serve more than 100M users everyday. These services are backed by large fleet of data store instances running on the public cloud. It is nearly impossible to predict the traffic patterns imposed by our architecture upon our data stores. We needed a...

Ioannis Papapanagiotou Senior Software Engineer @Netflix
Vinay Chella Cloud Data Architect @Netflix
Assisted Warmup with the Zing JVM

Over the last 20 years of Java JIT compiler development, the focus has been on generating good throughput over the long run. The Zing VM is designed to eliminate most of the cold warmup time. In this talk Ivan will present three JIT compiler technologies that are designed to reach peak throughput...

Ivan Krylov Lead Developer @AzulSystems
How Intuit Automates Root Cause Analysis at Scale

Intuit’s Small Business Group is responsible for one of the company’s flagship products, QuickBooks. As one of the biggest business units in the company, its main objective is to improve velocity and productivity for every engineer. Fast and feature rich release cycles are critical to...

Omer Azmon Staff Tools Engineer @Intuit
Sumit Nagal Principal Engineer in Quality @Intuit
Move Fast, Follow Everything & Focus on What Matters Most

AppDynamics automatically monitors every business transaction and directly understands the impact it’s having on your users and business in real time to deliver contextual, actionable, and unifying intelligence, allowing you to focus on what’s happening on the front lines - where the app and...

Jun Ding Senior Sales Engineer @AppDynamics


Brian Martin Software Developer @Twitter

High Resolution Performance Telemetry at Scale

What's the goal of the talk?

We're going to talk about the challenges of measuring performance at scale especially in a distributed microservice architecture. A web request is hundreds of milliseconds. Having a lot of traditional telemetry collection happens at much coarser time scales and a lot of that is due to the cost of aggregation and processing those...

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Sergey Kuksenko Java Performance Engineer @Oracle

Asynchronous API With CompletableFuture

What do you do day-to-day?

Making things faster is my primary goal. Not only by measuring not only providing some performance guidance, but also working on different projects.

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Ben Watson Principal Software Engineer @Microsoft focused on High-Performance .NET

You Can Build a World-Class Search Engine in .NET

What have you been up to since last time you were at QCon?

I still work a lot on performance and detail .NET stuff but my focus switched towards teaching others and getting other people on board with high performance .NET and techniques that we use to debug and and to improve performance.

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Marius Pirvu Advisory Software Developer @IBM

Performance Beyond Throughput:An OpenJ9 Case Study

What is the focus of your work today?

For the past 14 years I've been working on Java JIT compiler development at IBM. However, I am not your typical compiler guy because I don't focus that much on code generator or optimizer. Instead I deal with heuristics that determine what methods to compile, when to compile them and how much to optimize them. With Java, and any other...

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Jordan Sitkin Software Engineer @coinbase Luke Demi Software Engineer @coinbase

Capacity Planning for Crypto Mania

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

Jordan: We’re on the Reliability Team at Coinbase. It was formed in response to the crazy spike of scaling challenges around 2017 with Cryptocurrency. The work is focused on traditional SRE topics of monitoring and instrumentation. We act as consultants for other mostly feature-focused teams. For example, we embed in teams to make...

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Allen Wang Architect & Engineer in Real Time Data Infrastructure Team @Netflix

Monitoring and Tracing @Netflix Streaming Data Infrastructure

What is the work you're doing today?

My major responsibility at Netflix is to create a scalable and high quality streaming data infrastructure that handles trillions of messages per day. The first thing that comes to my mind is that we need to make sure the architecture is scalable for this high volume of streaming services. I have created a multi-cluster Kafka...

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