Antescofo team illustration

Join Antescofo

Help Musicians enjoy Playing Music

Antescofo is a Paris-based Mobile company, revolutionalizing amateur music practice thanks to its unique and award-winning technology. Antescofo is the developper of the Metronaut App, a unique and multiple-featured App that listens to musicians and accompanies them in live as if they were playing with other musicians. Metronaut is already worldwide with more than 500000 users practicing on a daily basis.

For more info, read about us in Medium and TechCrunch.

Open Positions

Senior Front-End Web Developer

We are looking for our Senior Front-end Web developer hero with two missions: (1) to develop a responsive WebApp reflecting our pioneering Mobile App Metronaut; and (2) expand our website showcasing our catalog with search, recommendations, playlists and more. Both missions will be undertaken in collaboration with our engineers, designers, musicians and R&D heroes.

In this position, you’ll have a unique opportunity to profoundly impact the lives of hundreds of millions of future musicians worldwide and re-imagine the way music should be played and practiced by people.


  • Craft a WebApp reflecting Metronaut Mobile App with an Audio Player and responsive Sheet Music viewer.
  • Expand our website to exploit existing content by offering state-of-the-art Search experience, playlists, recommendations and other services available on our Backends.
  • Collaborate with scientists, designers, musicians, developers and UX researchers.


  • You have at least four years of work experience as a Web Developer,
  • You are fluent in French and English,
  • You are a Web Front-end Hero with proven Web Apps,
  • You are a responsive web hero,
  • SVG rendering has no secrets for you,
  • You consider yourself advanced on the following stacks: JavaScript (ES6+), HTML5/CSS3 (Tailwind CSS or equivalent), Reacts.js, Next.js, Node.js, TypeScript,
  • Rest APIs are just a piece of cake for you,
  • SEO oriented dev has no secrets for you: meta tags, sitemaps, etc.
  • You have great appetite for UX and willing to work in a user-centric environment and to participate in user tests with musicians from all around the world
  • You can collaborate and communicate closely within design and R&D teams.
  • Music is your passion ; Coding is your passion; and like other people at Antescofo, you think they should go together smoothly.


  • You love unit tests and are at ease with an appropriate Test Framework.
  • Familiarity with web-to-app flows: deeplinks, app-site-associations,…
  • Familiarity with Docker, Web Audio appreciated
Apply now!

Our Values

Value 0
You’ll have a profound impact on how people will play music.
Value 1
Antescofo is the best place in the world where cutting edge AI scientists, computer programmers, designers, business-developpers and world-class musicians come together to change how people interact with music.
Value 2
You'll evolve in an Award-winning Startup, at the heart of Paris, and graduate of two of the best Startup ecosystems in town (Agoranov and StationF).
Value 3
We work in small efficient teams, where everyone has autonomy, freedom to make decisions, and a strong sense of ownership. At Antescofo, we believe in and implement self-governance.


We get back to you in 24h!

Apply now!
team picture