discord > discord Employee Directory > Jozsef Vass
jozsef-vass-b3bb885
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Jozsef Vass
Staff Software Engineer
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Location: San Francisco Bay AreaApprox. Years of Experience: 24
Jozsef Vass's Current Workplace
Discord
Company Size
2500+
Amount Raised
$995.4M
Founded in 2015, Discord is a voice, video and text app that helps friends and communities come together to hang out and explore their interests - from artists and activists, to study groups, sneakerheads, plant parents, and more. With 150 million monthly users across 19 million active communities, called servers, Discord has grown to become one of the most popular communications services in the world. Discord was built without selling ads or user data and instead, offers a premium subscription called Nitro that gives users special perks like higher quality streams and fun customizations. And we're hiring! If this strikes a chord with you, come build belonging with us: https://discordapp.com/jobs for openings.
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Notable Investors
Tencent, General Catalyst, Greylock, Accel, Index Ventures
VoIP
Apps
Gaming
Family
Mobile
Software
Internet
Messaging
Video Chat
Communities
Video Games
Business Development
Communication Hardware
Information Technology
Experience
Staff Software Engineer
Discord
Nov 2017 - Present
7 yrs 2 mos
Part of the native engineering team, making our audio and video the best possible experience for gamers and communities. We are growing fast with more than 19 million daily users (we carry a hell of a lot of voice and video volume). Check out our work and message me if you want to make our tech better! We're looking for all types of engineers. It's been an absolutely amazing year for Discord and it's only getting better. We have hard engineering problems to solve, a huge amount of potential to grow our user base and revenue, and we're on track to be the next billion person network! Send me a message so I can refer you and check out our jobs at https://discord.com/jobs!
Principal Software Engineer
Twilio, Inc.
Oct 2013 - Nov 2017
4 yrs 2 mos
I worked on Twilio Video (https://www.twilio.com/video) backend and cross-platform C++ core (uses WebRTC) that powered our real-time voice and video SDKs for iOS and Android. I worked on multiple aspects of Twilio Voice Client (https://www.twilio.com/client), including signaling servers, media servers and iOS/JavaScript SDKs. Tracked down various bugs in WebRTC and implemented workarounds. Passionate about communicating with customers and solving problems.
Principal Software Engineer
LifeSize, a division of Logitech
Jul 2012 - Oct 2013
1 yr 4 mos
Architect and team lead of WebRTC gateway, enabling browser to place call to standard-based SIP or H.323 endpoints. The gateway embeds H.239 presentation to the main video stream, handles DTMF and uses secure media. It transcodes Opus audio and VP8 video between the browser and third-party endpoint. Developed lightweight signaling protocol between browser and gateway using WebSockets. Deployed geographically distributed redundant servers. Architect and team lead of a solution providing interoperability between Microsoft Lync and third-party software and hardware endpoints. Worked on both media and signaling components such as provisioning, NTLM authentication, presence, SDP handling, call escalation, media control, etc. Video is efficiently transformed between H.264/AVC and Scalable Video Coding (SVC) without transcoding. Developed solution is part of LifeSize UVC platform.
Senior Computer Scientist
Adobe Systems
Jan 2008 - Jun 2012
4 yrs 6 mos
I have worked on various areas of Flash Player and Adobe Connect with emphasis on both real-time communications and video streaming. I worked on several features such as Speex codec, media analytics, acoustics echo cancellation, H.264 encoding and decoding, etc. I am involved in all phases of feature development starting from prototyping, feature specifications, implementation, code review, bug fixing and support. I have investigated and resolved issues on both mobile and desktop platforms and often worked with customers to troubleshot problems. I have authored several developer connection articles and patents. Products shipped: Flash Player 10 and 11 and Adobe Connect.
Senior Software Engineer
CounterPath Solutions
Dec 2005 - Dec 2007
2 yrs 1 mo
As the principal member of the core engineering team, I was involved in virtually all layers of CounterPath’s communications software, ranging from low level protocol and audio/video transport to top level skinned user interface. I was the lead engineer of Bria VoIP communications software. I have designed software architecture and was responsible for major technical decisions. I have advised in hiring decisions, prepared estimates and provided guidance for team members.
Senior Software Engineer
Eyeball Networks
Feb 2000 - Nov 2005
5 yrs 10 mos
I have participated in virtually all aspects of research and development of Eyeball Chat audio/video communications application and Eyeball's Video Solutions. I have developed Eyeball's patented video compression algorithm and was the lead developer of server products. Eventually, I have managed developers and testers in Vancouver and Dhaka. I have performed customer support and offsite/onsite customer training and presentations.
Education
  • 1996 - 2000
    University of Missouri-ColumbiaPhD, Computer Engineering and Computer Science
  • 1995 - 1996
    University of Missouri-ColumbiaM.Sc., Electrical and Computer Engineering