25 days old

Chief Voice Architect

Five9, Inc.
San Ramon, CA 94583
  • Jobs Rated
Chief Voice Architect


Join a thousand plus person public company in the SF Bay Area that has tripled annual revenues each of the past three years and is acknowledged as the pioneer in the next generation of cloud contact centers! 


The Five9 platform is 100% cloud SaaS and is designed to create exceptional personalized customer experiences.  For more information visit www.five9.com or see our CEOs recent interview on CNBCs Mad Money:  https://cnb.cx/2U09tMB


To support our continued growth, we are looking for a Chief Voice Architect.  This is a senior software architecture role, reporting directly to the VP of voice engineering with a dotted line to CTO and VoIP pioneer Jonathan Rosenberg. As one of a handful of architects overseeing the Five9 software architecture, you will be responsible for voice. Our voice architecture consists of microservices authored by Five9, combined with Freeswitch and some off-the-shelf software. This distributed software architecture is deployed in data centers across the globe, both public and private, and handles upwards of 5 billion minutes of voice each year.


You will specifically be responsible for:

  • Driving continuous software architecture improvement for voice quality and reliability

  • Evolving the architecture for increasing deployment in public cloud environments such as Google and Amazon, and leveraging their PaaS services for the benefit of our voice software

  • Evolving the architecture for greater global footprint, worrying about improvements in our protocols and APIs to improve performance and reduce latencies and costs

  • Improving the software to enhance its operability upgradeability, maintainability, observability, scalability, reliability, and so on

  • Overseeing the integration of AI technologies most notably speech recognition into the Five9 voice platform

  • Designing protocols and APIs for connecting our voice platform to other parts of our software

  • Evolving the software towards greater amounts of webRTC clients

  • Working hand in hand with our ops teams, to deeply understand the performance of the software in production and hold shared accountability for voice quality, including selection and/or development of tooling for better and better quality management

  • Evolving the code and system architecture for greater levels of automation

  • Writing code perhaps half time. This is not a paper and pencil architect role its about code

  • Mentoring other developers and work with them hand in hand, in software development practices, voice technologies and protocols, and so on

  • Participating in industry events, particularly around Freeswitch and its community, which are core to our platform

  • Collaborating with the architecture leads for the other areas of the product, to ensure everything fits together

  • Collaborating with the Five9 CTO (Jonathan Rosenberg, the lead author of SIP, ICE, SIMPLE and many related VoIP technologies), to whom this role dotted line reports


If you love having big goals, real world challenges, getting your hands dirty and delivering software at a scale measured in billions of minutes this job is for you!


Required Skills: 

  • 10+ years software development experience, with some of it in Java and C/C++

  • 10+ years in the field of VoIP

  • 5+ years of distributed systems architecture including RESTful API development, and cloud scale architectures for reliability, security, scalability, operability, and so on.

  • Experience with Freeswitch/Asterisk either as a contributor or usage of it in an architecture

  • Deep technical expertise in VoIP technologies and protocols (e.g., SIP, RTP, ICE, audio and video codecs, signaling protocols, etc.)

  • Strong background in cloud software development ideally 2-5+ years experience in building, deploying and operating modern SaaS applications

  • Familiarity with cloud software technologies and practices, such as Kubernetes, microservices, noSQL databases, CI/CD, and so on

  • Strong communicator, with years of experience influencing and coaching internal teams, as well as meeting customers and public speaking at conferences or other venues


Appreciated Skills:

  • Hands on software development experience for PaaS applications in AWS or Google Cloud

  • Operational experience running VoIP technologies in a SaaS or service provider environment

  • Agile coding experience, working in small teams that have made a big impact fast

  • Industry standards body experience for VoIP (IETF or WebRTC participation)

  • Open source experience

  • Java Spring and Spring Boot

Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills.  The more inclusive we are, the better we are.  Five9 is an equal opportunity employer.



Our headquarters are located in the beautiful Bishop Ranch Business Park in San Ramon, CA.


Jobs Rated Reports for Architect

Posted: 2020-07-15 Expires: 2020-08-14

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Chief Voice Architect

Five9, Inc.
San Ramon, CA 94583

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Median Salary: $78,470

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