At least 5 years in a technical pre-sales role in CPaaS, SaaS or Telecom space. Solid understanding and experience of the sales cycle and the role of a pre-sales engineer. Solid understanding of voice protocols (VoIP), SIP implementations or messaging APIs. Knowledge of public cloud platforms (Amazon Web Services, Google Cloud, Microsoft Azure) and cloud application architectures. Experience writing code in Backend (Java, C#, Node.js, Python or PHP) or Web (JS, React). Experience with designing and consuming REST APIs. Fluent French speaker.