Senior Machine Learning Engineer - Search Engine m/f/d

Senior Machine Learning Engineer - Search Engine m/f/d

Full-time Paris, IDF, France

Company Description


From a pioneer tech start-up created in 2007, Deezer has become one of the first French unicorns and the second largest independent music streaming platform in the world.

At sixteen years old, we’re only just coming of age. Now listed on #EuroNext, Deezer is a rapidly-growing, cutting-edge player in the music streaming market. If you want an environment where you can make your voice heard and be at the forefront of music and tech, look no further!

We believe music is all about embracing the things that make us different. 

Deezer is a vibrant community that celebrates uniqueness, diversity and individuality, and thrives on collaboration.

Our international and passionate teams pride themselves on being at the forefront of the music experience, going beyond streaming and helping the world to Live the Music. We’re constantly evolving alongside our customers, partners, artists and employees — striving to make Deezer the most personal and innovative streaming service in the world.  

Ready for an electrifying journey? Apply now and do your part in bringing extraordinary music experiences to people’s lives!

**Join Us**

Job Description

Finding the right track our users are looking for, the rising artist they have heard of, or the podcast everybody is talking about... : the search engine is there for our users. Since it is the main entrypoint to browse our catalog of millions of tracks, albums or playlists, we are looking for a smart and creative ML engineer to work on it. Inside the data science department, you will join the search team and become the bridge between product and Research. Your mission will be to increase the search engine relevance, reduce effort to get results and provide state of the art machine learning algorithms such as LLM to improve the user experience.

What you will do:

  • Design, code, experiment and implement in production models and algorithms such as personalizing results according to user taste, understanding their intent with NLP
  • Work closely with the product manager to improve the search experience for our users
  • Collaborate with our Research team to build the future of the search engine.


This role is excellent for a person with:

  • At least 3 years of work experience in machine learning and NLP models deployed in production;
  • Fluent in at least one language in Python, Scala or Java
  • Familiarity with the use of Elasticsearch 
  • Ability to take initiative, strong business sense and and innovative mindset 
  • Fluent in English or French.

Experience with analyzing large data sets using Hadoop/Spark/GCP is a plus ! 

If you don’t meet 100% of the qualifications outlined above, tell us why you’d still be a great fit for this role in your application!

Additional Information


At Deezer, you can be your true self as we believe that #everyvoicematters. We strive to build an inclusive culture and foster a diverse environment. Because we care and want to ensure each employee feels welcome and safe at work, we continuously focus on fighting biases and helping diverse teams work well together through multiple learning opportunities, e-learnings and workshops right from the onboarding :

  • Regular Diversity & Inclusion internal and external talks

  • Dedicated employee work streams on Gender equity, Ethnicity & Culture, Disability and LGBTQ+

  • Multiple e-learnings and mandatory training sessions for all managers

  • English and French courses for all, so that everyone can connect and feel included

Beyond benefits like health insurance, transportation, we offer you extra perks like:

  • A Deezer premium family account for free

  • Access to gym classes

  • Deezer parties several times a year and drinks every thursday

  • Allowance for sports, travelling and culture

  • Meal vouchers

  • Great offices always located in dynamic and attractive districts, whether in Paris, London, Berlin or Sao Paulo!

  • Hybrid remote work policy

If you want to learn more about life and culture at Deezer, please visit our Welcome to the Jungle page here!

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