C# Developer (Conversational Router)

Work on the future of our conversational platform, the Conversational Router.

Job description

Imagine a world where every interaction feels effortless. That's what we strive for at CM.com.


We're a global tech company, publicly traded, and growing. You might already know us from those seamless SMS or WhatsApp messages you receive, the tickets you effortlessly grab for that upcoming festival, pay for anything with our payment solutions, or even through chatting with the helpful AI chatbot for support. We're passionate about empowering businesses to deliver incredible experiences to their users, designed to revolutionize how businesses connect with their customers.


Although our work may be highly technical, our people are the spark that ignites innovation. We're a collective of ambitious minds, fueled by a passion for technology and a dedication to making a difference.


Since 1999, our philosophy has remained the same: “Do what you love, do what you’re good at, and contribute”.


We are looking for an experienced Software Developer to take part in our Engage Business Unit. Working in our Engage Business Unit. With our cutting-edge innovative products such as Mobile Service Cloud, Conversational AI Cloud, and Mobile Marketing Cloud, we help our clients to engage with their customers. This position takes place in the conversational router team.

We are a small, close-knit team working on the future of our conversational platform, the Conversational Router. This platform connects many parts of CM's conversational offering (messaging channels, customer contact software, bot platforms etc.) to provide one encompassing conversational proposition. It can also be integrated with third parties via its public APIs, which enables hybrid company solutions for our customers.

Every month tens of millions of real-time messages are routed, meaning we have a strong focus on performance. And as we're currently laying the foundations for an enhanced version of the Conversational Router the future also brings work on many new functionalities building upon these foundations.


What you will do
We are looking for an experienced software engineer who is interested in developing a full-stack on our platform. You'll have a guiding role in many technical decisions and are expected to support the other members in their careers using the experience you bring.

The Conversational Router is built in .NET, leveraging technologies such as cloud hosting, actor frameworks, and CI/CD pipelines. There is also a frontend that allows configuration of the backend behaviour. We see the importance of a good testing practice and being able to take the team to our next testing level would be a nice bonus.

Job requirements

You connect with us, if you have:

  • Experience with C# and .NET development, using Docker and Kubernetes for deployments and leveraging CI/CD pipelines
  • Knowledge about actor frameworks (hands-on experience is a pre, knowledge about Orleans in specific is another pre)
  • Experience in using cloud environments (Google Cloud Platform is a pre)
  • Experience with TypeScript and React is a pre
  • Automated testing expertise is a pre.

Benefits of working @CM.com

Your journey starts with the 3-day Global Onboarding at our Breda HQ. It's your fast track to CM.com awesomeness. Dive deep into our culture, connect with fellow game-changers, and get ready to join informative sessions, practical workshops, and great fun.

As a Club Member, you'll unlock a world of incredible benefits:

  • Fuel your genius: Daily healthy lunches and snacks to keep you energized.
  • Effortless commutes: Shuttle mobility cards and company cars get you where you need to be.
  • Invest in your future: A solid pension plan.
  • Take your time off: 25 vacation days with the option to buy 10 more to provide peace of mind.
  • Own your success: Become a shareholder with our Employee Share Purchase Program.
  • Level up your skills: Udemy, CM Academy, and exclusive Meetups with thought leaders to ensure you're always learning and growing.
  • Life's a party: Weekly drinks, board game nights, karaoke throwdowns, yearly ski trip, and more! We have something for everyone.

Here, diversity is our superpower. We celebrate every member, regardless of age, background, or beliefs. At CM.com, everyone gets VIP access – because together, we rock!


Join us at CM.com and help us shape the future of communication. It's not just a job, it's an opportunity to change the way businesses and people connect.

What we offer

Challenging job

Work in an innovative and fast-growing company

The place to be

A pleasant and safe working environment.

Full of opportunities

Shape your own job with your skills

Team work

Work with motivated and entrepreneurial colleagues

CM Academy & CMBA

Grow through courses, seminars and education

Up to speed in no time

Onboarding and buddy program in the first weeks

Our Hiring Process

It's just clean and simple!

Step 1

Initial call

In our first call we would like to talk about your experience and motivation.

Step 2

Cultural check

Step 3

Meet the Team

Step 4

Get an Offer!

Questions? Reach Out To Me!

Steven Trienen Lead Recruiter
Join the Club
Start the Conversation
We look forward to hearing from you!