PhD Speech Processing & Machine Learning

Vivoka corporate photo team

Speech recognition is currently the most powerful human/ machine interface. 1 billion voice searches are performed every month, thus translating a strong democratization of voice recognition and an important rise in the daily life of individuals. In response to this evolution, Vivoka is positioning itself as a specialist in artificial intelligence and speech recognition.

This expertise is accompanied by a global vision of voice and the current state of technology in the digital world in order to offer solutions relevant to market visions and needs. Thus, it offers the first kit called Voice Development Kit. The VDK is an interface of voice technologies, it allows our customers to create their own voice assistant in record time.

part of its constant evolution, Vivoka is further developing the Voice Development Kit and its related projects. You will manage projects/teams and be in charge of the good innovation’s continuity at Vivoka. You will lead technical partnerships, call for projects and subsidies application.

Required profile


  • Passionate, creative, and collaborative mindset.
  • Master’s Degree in Computer Science, Mathematics, Physics or related field.
  • Familiarity with recent research in Deep Learning and ability to implement algorithms from research papers.
  • Hands-on experience building ML systems for Signal Processing or related fields.
  • Strong programming background with 2+ years of experience (Python, C++, Java, etc).
  • Ability to quickly learn new technologies and successfully implement them.
  • Technical vocabulary in French and English.


Bonus points


  • Multiple language skills.
  • Multicultural mindset.
  • Ph.D. in Machine Learning.
  • Knowledge of conversational design.
  • Implementation and maintenance of Machine Learning models in production.
  • Experience with one or more of the following libraries/technologies: Pytorch, TensorFlow, scikit-learn, spaCy, Kaldi, Docker, Kubernetes, C, C++.
  • (Desired) Scientific Publications in communities such as ACL, ICASSP, etc.




  • Work as part of a passionate and collaborative team of Machine Learning (ML) and Speech Processing.
  • Research and evaluate published articles and ML problems.
  • Participate in all aspects of projects including data collection/analysis, literature review, prototype, development and experience design, and user studies.
  • Contribute to our human-centered vision of the future products.


Benefits of the job


  • You will be part of a growing project, and be one of its pillars.
  • At Vivoka, Autonomy and trust are important values.
  • Every day is a new challenge, you will not experience monotony.
  • Each project is an innovation, you evolve in a crazy and stimulating environment.
  • At Vivoka, we make every effort for our employees and their well-being.

Send your informations at recrutement@vivoka.com