Daniel-Constantin Mierla Bio

Daniel is co-founder and lead developer of Kamailio project, aiming to build a solid SIP server project where openness to community and contributions has an important role. He has a Master degree in Computer Science and Engineering from the Polytechnics University of Bucharest. His experience was accumulated working as consultant for Orange Romania, branch of French Orange mobile operator, and researcher in network communications at Fraunhofer Fokus Institute, Berlin, Germany. Currently Daniel works for Asipto.com, a company focusing on consultancy and professional services for Kamailio.

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Liviu Chircu Bio

Full time VoIP engineer / software developer. Open-source enthusiast. Passionate about concise thinking, pristine software design, code reviewing, documenting, golfing and nursing, along with command-line trick-arsenal assembly and production.

Liviu Chircu has been involved with OpenSIPS and the VoIP world for over 7 years. He is a software developer and VoIP consultant for OpenSIPS Solutions. Armed with extensive knowledge regarding SIP protocol quirks, OpenSIPS inner-workings, troubleshooting VoIP setups, software packaging, deployment automation, as well as architecting SIP platforms and databases from A-Z, his constant focus is on producing optimal answers to random questions, as quickly as possible.

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Alan D Percy Bio

Mr. Percy is the Senior Director of Product Marketing at TelcoBridges, with responsibility for the global marketing efforts for FreeSBC, the innovative software-based Session Border Controller from TelcoBridges. With his extensive experience in telecommunications systems and software, he helps explain the inner workings of complex systems in a way that is easy to understand and apply. Mr. Percy is also a frequent industry speaker and contributes to a number of industry journals, podcasts, webcasts and blogs covering a range of communications and technology adoption topics.

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Daniel Christian Bogos Bio

He is the founder of ITsysCOM [www.itsyscom.com], experienced communications architect and VoIP specialist. Dan is a double graduate of Politehnica University, Timisoara, with post-graduate specialization in Communication Protocols and Software Development. A frequent and well-known contributor to the Open Source community, most noticeably being the co-founder of CGRateS Project[www.cgrates.org], Dan is a firm believer in merging the very best production-ready software to create high-quality, scalable and cost-effective communications solutions

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James Tagg Bio

James Tagg is a serial entrepreneur and award-winning author. He was one of the original inventors of the touchscreen and has founded several companies that specialize in man-machine interfaces and communications. He founded Truphone, the world’s first global mobile network, sending the first SMS over the Internet, making the first mobile phone call over the Internet and developing the eSIM for mobile communications. He holds over 200 patents and his first book, Are the Androids Dreaming Yet? explores the limits of Artificial Intelligence and the differences between humans and computers.

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Fred Posner Bio

After working with solutions such as Acme Packet, Broadsoft, Cisco, and others, Fred discovered openser and quickly embraced open source software in telecommunication. A large (yes, it’s a fat joke) proponent of FreeSWITCH, Asterisk, and Kamailio, Fred currently provides Kamailio / VoIP consultation services through LOD.com and The Palner Group, Inc. In 2010, Fred and his wife opened a bakery in Florida. When not working on SIP, he’s baking bread.

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David Duffett Bio

David is a Geek that has been publicly Speaking and teaching for more than 25 years, from London to Los Angeles, Berlin to Beirut, Kingston to Kuala Lumpur, Mumbai to Melbourne, and Mexico City! He loves communications technology has served as the Worldwide Community Director for the Asterisk® project! David has always been grateful to the Geeks that build the various technologies he speaks about, and he wants to give back – by helping Geeks to Speak! [Asterisk is a registered trademark of Digium – A Sangoma Company]

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Chad Hart Bio

Chad is an analyst and consultant at cwh.consulting, a product management, marketing, and strategy advisory helping to advance the communications industry. Chad’s recent experience and projects include authoring an extensive report on the applications of Artificial Intelligence in Real Time Communications, managing a new product incubator program, launching a WebRTC startup, product marketing, and product ownership of various IP communications, WebRTC, and CPaaS offers. Chad is a frequent speaker, blogger/editor at webrtcHacks.com and cogint.ai, and event organizer with Kranky Geek and WebRTC Boston.

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Jonathan Rosenberg Bio

Jonathan is the co-inventor of SIP and related technologies (ICE, STUN, SIMPLE, SDP), many of which are now the foundation of all modern telecommunications. He shipped many of the industry’s first products – first SIP stack, first SIP proxy, first Session Border Controller (SBC), first SIP application server, first Internet Multimedia Subsystem (IMS) network. He is currently CTO and Head of AI for Five9, previously CTO of Cisco’s multi-billion dollar Collaboration business, and was the principle behind Webex Teams (formerly Cisco Spark). Prior to that, Chief Technology Strategist for Skype, Cisco Fellow.

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