Development at

Voice Engineer

Development in Breda (NL)

The Challenge

Today, people all over the world are connected. All day, every day. At we firmly believe that technology exists to enhance people’s lives. We enable our customers to be part of those lives. Constantly searching for ways to better connect people with each other is what drives us.

At the heart of this mission to connect people is our Communications Platform. With this platform we enable companies all over the world to embed a great variety of communications channels in their business processes. Amongst these channels is Voice, one the most essential ways of communicating. We are currently scaling Voice and its related products globally and to help us achieve this, we are looking for an experienced Voice Engineer. 

What you’ll do

The Voice team focuses on building a global platform which enables our customers to make and receive calls via SIP Trunking, WebRTC or APIs. Our proposition offers solutions for various customer segments, including customer contact organizations, enterprises, SaaS, resellers and ICT companies.

As part of the Voice team, your main priority will be to ensure our innovative voice platform remains dependable and scalable. We have built an in-house platform based on open source technology, providing us and our customers with full control and flexibility. Next to providing stand-alone voice connectivity, we focus heavily on integrating our voice capabilities with our software solutions. This includes early-market innovations such as voice-driven chatbots and webRTC based calling in our Contact Center software. Therefore your ideas and technical knowledge will be an important contribution to the ongoing development of the Voice platform as an important part of our business.

Your daily responsibilities include:

  • Responsible for managing and maintaining our voice platforms. This includes monitoring, back-up, upgrades, installations, routine testing and failover features;
  • Third level support to handle complex issues and requests;
  • Analyzing problems and change requests;
  • Aid the further development of our core network in terms of scalability and integrating new elements;
  • Projects include planning, developing and implementing new features and components;

What you offer

  • Bachelor degree in Software Engineering, Telecommunications, Network & Infrastructure or comparable;
  • Relevant working experience as Voice Engineer, Software Engineer or System Engineer;
  • In-depth knowledge of VoIP and protocols like SIP, RTP and WebRTC;
  • Experience with automation, scripting, and programming (Ansible, Python, Bash, etc.);
  • Experience with SQL and/or NoSQL databases;
  • Knowledge of open-source platforms such as Asterisk, Kamailio or Freeswitch is desired;
  • You are fluent in English;
  • You are open to travel 2 days per week to our office in Breda (HQ);
  • You are available for at least 32 hours in the week.

As a person

  • You have a solution mindset, can work independently and are not afraid to ask questions;
  • You have a can-do mentality and a continuous improvement mindset; and
  • You are flexible and like working in a changing organization.

What we offer

  • A challenging job within an innovative and international fast-growing company;
  • Competitive salary based on skills and experience;
  • The opportunity to shape your job with your own skills;
  • Awarded to be a Great Place to Work 2021 by employees;
  • Working together with motivated and entrepreneurial colleagues;
  • Onboarding and buddy program to help you to get up to speed;
  • Plenty of opportunities for personal and professional growth through courses and training, by among others the CM Academy;
  • Post Corona we hope to go back to regular (social) events such as Q-meetings, ski-and summer trips, parties, Friday afternoon drinks, sports lessons and a healthy lunch. as a Company is a listed company (Euronext Amsterdam: CMCOM) and provides Conversational Commerce services from its cloud platform that connects enterprises and brands to the mobile phones of billions of consumers worldwide. Conversational Commerce is the convergence of messaging and payments.

We provide messaging and voice channels, such as SMS, Over The Top (OTT) (e.g. WhatsApp Business, Apple Business Chat, Google RCS, Facebook Messenger, and Viber), Voice API and SIP. These messaging channels can be combined with cloud platform features, like Ticketing, eSignature, Customer Contact, identity services and a Customer Data Platform.

Apart from that, is a licensed Payment Service Provider (PSP) offering card payments, domestic payment methods and integrated payment methods like WeChat Pay. has over 600 employees and 20 offices globally. The headquarters is located in Breda. In the Netherlands we have offices in Amsterdam, Utrecht, Arnhem, Enschede and Maastricht. The platform of delivers fully integrated solutions, based on a privately-owned cloud and 100% in-house developed software. By doing so, can guarantee scalability, time-to-market and, global redundancy and delivery.

Apply now and ‘Start the Conversation’

Are you the candidate we are looking for? Please apply via our company website with your resume and tell us what excites you about this opportunity. An assessment will be part of our recruitment process. 

We look forward to hearing from you.

Any questions? Ask Ireen!

Ireen Dekker
Ireen Dekker (Corporate Recruiter)
Full-time Breda (NL)

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