warning icon QCon London 2021 has been canceled. See our current virtual and in-person events.

Performance

Past Presentations

Encryption Without Magic, Risk Mngmnt Without Pain

In-depth technical inquiry about cryptography in a wider context: how it helps to narrow more significant risks to controlled attack surfaces, enables managing the risk efficiently and elegantly, how tools and algorithms sit in a broader context of managing infrastructure-wide risks associated...

Anastasiia Voitova Head of Customer Solutions, Security Software Engineer @CossackLabs
Should We Really Run It if We Build It?

"Build it, run it" is the war-cry of the startup and scaleup industry. Is it really that simple? Are there hidden costs like engineer burnout and a lasting impact on a young culture? And do B2B and B2C companies have different prerogatives?

Paul Hammant CD Consultant
Scaling Facebook Live Videos to a Billion Users

Facebook Live is a live streaming platform available to all Facebook users (1 billion daily active people) from Facebook apps as well as an API. It enables citizen journalism, makes it easy to share everyday moments with your friends and allows celebrities to interact with their fans directly....

Sachin Kulkarni Engineering Director @Facebook focused on Live, Videos, and Messenger
Cluster Consensus: When Aeron Met Raft

Consensus protocols enable distributed systems to agree a common view of shared state. This common view allows a cluster to continue service while a majority of its members are available. Raft was designed to be understandable. Raft succeeded in this goal and became popular. Aeron was designed...

Martin Thompson High Performance & Low Latency Specialist
Lessons From DAZN: Scaling Your Project with Micro-Frontends

Micro-frontends are a new architectural trend in the development of frontend applications. This architectural style can provide several benefits to your projects and organization, offering a level of decoupling never seen before in single-page applications or universal architectures. That said,...

Luca Mezzalira VP of Architecture @DAZN
High Performance Managed Languages

Common wisdom dictates that native languages are the only means of building high-performance applications. How do managed runtimes such as those available to .NET, Java, and even JavaScript, yes even JavaScript compare? Many applications requiring high-performance are now developed for managed...

Martin Thompson High Performance & Low Latency Specialist

Interviews

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...

Read Full Interview
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...

Read Full Interview
Martin Thompson High Performance & Low Latency Specialist

Cluster Consensus: When Aeron Met Raft

How you you describe the persona and level of the target audience?

Senior developers and architects who need highly resilient systems without compromising performance. Typically these developers will be from a finance, gaming, betting, or high-volume transactional system domains.

Read Full Interview
Yan Cui Senior Developer at Space Ape Games

The Present and Future of Serverless Observability

What is the focus of your work today?

At the moment, I’m building the backend services for a real-time multiplayer game on mobile, including an inhouse networking stack that will be deployed globally and supports both TCP and reliable UDP. We’re still doing a lot of tuning, and would put an early alpha build in front of users for external validation on our networking...

Read Full Interview
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...

Read Full Interview
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...

Read Full Interview
Want to keep in touch with more QCon London 2021 announcements?
SUBSCRIBE TO GET UPDATES