Software Engineer - Voice/Telephony at Dubber

Technology, Melbourne, Victoria, Australia melbourne engineering
Posted 19 days ago

About Us 

Dubber is the world’s leader in conversation capture and intelligence, revolutionising how businesses capture, analyse, and leverage their conversations. With cutting-edge AI technology, Dubber provides a comprehensive suite of tools and features that goes beyond traditional call recording and transcription solutions.Built to scale to meet any need, Dubber allows organisations to unlock the insights to be found in calls, videos and messages. Already adopted as core network infrastructure by hundreds of global communications services and applications worldwide, Dubber is specifically designed to help service providers to differentiate, drive new revenues and improve customer retention.

Dubber is listed on the Australian Stock Market (ASX:DUB) with offices in Melbourne, Sydney, London, Oxford, and Dallas.

The Team

The capture team at Dubber is a group of talented software engineers who specialise in building, running and operating secure, resilient and scalable platforms to capture audio and video streams from a variety of sources. Capture is at the heart of what Dubber does, and the team is currently embarking on an exciting journey to modernise, simplify and consolidate Dubber’s existing capture capabilities.

The Role

We’re looking for a Senior Software Engineer with deep telephony experience located in Melbourne. You’ll be part of a distributed team, modernising and maintaining capture platforms and tools in a multi-cloud environment across many geographies. If you like solving complex problems in simple ways and have a passion for all things audio, then this might be the role for you.

Your Impact

At Dubber, you’ll help shape the future direction of capture for a global SaaS company. You will: 

  • Solve complex engineering problems – the kind that come from operating at scale in a multi-cloud environment, supporting a global customer base 
  • Collaborate with others to design and implement platforms and tools that are scalable, resilient and secure
  • Continuously evolve and raise our standard of engineering excellence by implementing and sharing best practices 

About You

  • You’re enthusiastic, and like solving problems and being hands on.
  • You enjoy communicating and collaborating with others.
  • You’re curious, eager to learn, and have a desire to continuously improve your skills.
  • You have previous experience in agile software delivery. 
  • You got deep expertise and experience in software engineering of telephony/voice solutions
  • You’ve (ideally) worked in public cloud environments (AWS, Azure, GCP or other).
  • You’ve got some knowledge of Docker and Kubernetes (or similar container platforms).
  • You’re familiar with highly-automated environments deployed through Infrastructure as Code (using Terraform or similar). 
  • You know about coding and security best practices and relevant tooling.
  • You’re comfortable supporting what you build.

Digging Deeper

  • You’re experienced in programming in C/C++ (oriented to VoIP software). 
  • You have significant experience in SIP protocol including signalling and SDP.
  • You have experience with SIP signalling analysis for SIP Proxy, SBC, Gateway, Trunk, Registration and bridged media sessions.
  • You have experience with open-source software like Asterisk and Freeswitch (configuration, compilation and installation of modules).
  • You have experience with OpenSIPs (Load balancing, branches and routes).
  • You’re confident with Linux administration (command line) for updating, patching, compiling and creating deb packages.
  • You have knowledge of telephony codecs and media containers such as PCMU, PCMA, WAV and MP3.
  • You have experience Generating SIP scenarios for functional and load testing (SIPp and/or other tools). 
  • You’re strong in IP networking and have knowledge of routing, NAT, DNS, VPNs and firewalls. 
  • You have SBC knowledge with AudioCodes, Oracle/Acme Packet or Metaswitc

Why should you join Dubber?

Dubber offers a competitive salary,, and share options for everyone, which drives our ownership culture. We’re one of the fastest-growing SaaS companies in the world, which means there are always opportunities to learn, grow, and gain valuable experience.

With offices across the world, our people are part of a global team! Dubber has a hybrid working model so you can work from home and from our office in Melbourne. 

Inclusion is important to us, and we’re committed to an environment in which everyone can thrive, and support each other to pursue our common goal: to unleash the potential in every conversation.

We like to keep things fun, so we run regular team events and celebrations that you can be part of whether you're working remotely or in the office. 

Next Steps

We will be reviewing applications as they come in so don't wait to apply! Reach out to [email protected] for a confidential chat or if you have any questions.

We are a 2024 Circle Back Initiative Employer – we commit to respond to every applicant.