Sr VOIP Engineer

Location: Seattle, WA
Date Posted: 04-26-2018

Who you are:
If you are an experienced developer who lives to solve unique problems, has a strong background in voice technologies like SIP, and wants to develop applications, API's, and systems that will disrupt the traditional telecommunications industry, we want you!

Key Responsibilities:
  • Contribute as a senior developer on a scrum delivery team, collaborating with product owners, developers and testers to deliver business value on an iterative basis.
  • Ensure we deliver high quality software by writing clean code and utilizing pair programming, TDD, continuous integration and code reviews
  • Stay actively engaged in the technology industry and understand how the evolving technologies can benefit our organization
  • Enhance and maintain our core SIP applications
  • Create systems to connect seamlessly with our partner carriers
  • Help architect, implement, deploy, and maintain backend software systems that communicate within and among geographically-dispersed datacenters
  • Evolve systems to improve scalability and performance
  • Refactor existing systems to support rapid implementation of new features
  • Architect new software with scalability, redundancy, and seamless netsplit survival/recovery
  • Contribute innovative designs and ideas for improving our company and products

  • You are a SIP expert with demonstrated experience implementing SIP protocol-based VoIP applications
  • You are proficient in C
  • You are familiar with C++
  • You are familiar with Python
  • You are familiar with agile software development methods
  • You have at least 8 years of experience as a full time Developer, and a degree in Computer Science, Applied Math, Physics, or in a related Engineering field. A graduate degree or PhD would be awesome.

Technologies you'll use:
  • SIP
  • Kamailio
  • SMPP
  • PostgreSQL
  • Docker
  • Flask
  • Redis
  • Python
  • Linux Operating System (Ubuntu, Debian)
  • Asterisk/FreeSWITCH
  • Amazon Web Services (AWS)
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