Sergio Ammirata
Director at SipRadius LLC
Florida, United States
Summary
👤
Senior🎓
Top SchoolSergio Ammirata is a director-level software architect and developer with 14 years of experience designing complex, cross-platform systems in telecommunications and media transport. He leads standards and product efforts—currently directing the RIST Forum and serving as Chief Scientist at SipRadius—focusing on reliable streaming over unmanaged IP and scalable, broadcast-grade media services. A hands-on engineer with deep C and Linux appliance expertise, he contributed a RIST module to the widely used VLC media player to enable reliable delivery over lossy networks. His background spans reverse engineering, client-server systems, satellite and WiFi infrastructure, and building production-grade error correction and transport stacks. Holding advanced physics training, Sergio combines rigorous analytical thinking with practical engineering to bridge standards, open-source implementations, and commercial products.
14 years of coding experience
10 years of employment as a software developer
M.S, Ph.D., Physics, M.S, Ph.D., Physics at The Ohio State University
English, Spanish, Italian
Github Skills (6)
c1710
multimedia10
c1110
rtp10
networking10
lgpl8
Programming languages (4)
Github contributions (5)
videolan/vlc
Jul 2020 - Jun 2021
VLC media player - All pull requests are ignored, please use MRs on https://code.videolan.org/videolan/vlc
Role in this project:
Back-end Developer
Back-end DeveloperContributions:13 commits in 10 months
Contributions summary:Sergio primarily contributed to the VLC media player by implementing and integrating a RIST (Reliable Internet Stream Transport) module. Their work involved writing C code to create both access and access_output modules to handle RIST protocol for reliable streaming over lossy networks. These modules included the necessary features for sending and receiving data, retransmitting lost packets, and handling RTCP feedback.
gplv2libvlcfollowframeworkvlc
ianhall-nbcu/librist
Sep 2019 - Aug 2020
Contributions:305 commits in 11 months
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