Using a “go links” service in your organization

When I joined Deezer three years ago, the onboarding process (called DeezCover) was undergoing a complete redesign, so mine was relatively brief. I struggled to find my way around the company’s organization and documentation as I stepped into my new job. Of course, there was an internal Wiki, but you…

“Hack as you are” — Story of a Hackathon at Deezer

Today, more and more employees decide to work for a company not only to climb the career ladder or for financial reasons, but in order to…

Web and Surf Summit afterglow: a Product Manager’s review

ISMIR 2018 HAMR @ DEEZER HQ

In 2018, the September rally is pretty exciting :) For the first time in its history, Deezer is really proud to be partnering with ISMIR, the world’s leading research forum on processing, searching, organizing and accessing music-related data.

Deezer ConTEST, where Product and QA meet

As the event will take place in Paris, this post is available both in French and in English (scroll down for the English version). Nous organisons Deezer ConTEST, premier événement qui associera une quarantaine de participants dans le cadre d’une journée de challenges, de brainstorming et de chasse aux…

Visualize your music DNA with Data

At Deezer, we take the world of music and make it personal. That’s why we designed Flow, your personal soundtrack, and a dynamic home page to help you find your perfect tracks in no time. But does personal content only revolve around music recommendation? Of course not! This article will…

Deezer at ICASSP 2017

I went to ICASSP in New Orleans to present a (small) part of the research done at Deezer in the R&D team. It was the opportunity to exchange with the community and gather much valuable knowledge and ideas. Our work was about using Convolutional Neural Networks (CNNs) to solve a…

From a few insights to a key feature

Product conception is based on a multitude of factors: data analytics, market research, benchmark, feedback from users/stores/customer support, user testing, intuition…And it always requires a few steps (and sometimes more than expected) to go from the initial concept or hypothesis to the final product pushed to all users. During my…

Women & Hip-Hop

Playlist inspired by the article: Women & Hip-Hop playlist - Listen now on Deezer | Music Streaming nielswww.deezer.com Introduction Hip-Hop was born in 1973 on 1520 Sedgwick Avenue in the Bronx, NYC. On January 4th 2018, it became the most consumed music genre in the United States, surpassing rock for the first time in history. In between those years, Hip-Hop and especially rap music…

I went to a conference on tech leadership, and you should too

In the past few weeks, I got a lot of those. For some reason in our community (or at least, in the subset of it I am currently involved with), a tech conference should be about learning actual technical skills (this…

Akka as a bridge between REST and Kafka

Source: sciencing.com At Deezer, we love to play different chords, and to play with different technologies. Here we will present a solution to the problem of receiving millions of messages per day from a REST endpoint, processing them and pushing them back to Kafka. Inspired by The Reactive…

What’s Right with Errors

You’re enjoying your app when suddenly an error message pops up, reading “Error: Something went wrong” Or you’re developing a new feature and attempting to interact with this outdated API that just returns NO when you call [Obscure.sharedManager doYourMagic] … And you’re frustrated!

Focus and Contrast

The Deezer logo as seen by someone with Protonapia (Red-Green Color-blindness). This image was created using the Chrome extension ChromeLens, which allows you to view a website as seen by someone with a variety of visual conditions, from color-blindness to those with partial sight. In the last article, we looked…

Detecting explicit content in songs

We’ve done some research about how to automatically detect explicit content in songs using only the music itself, and no additional metadata. Since it’s a sensitive and subjective issue, we did not want to use a black-box model, but rather build a modular system whose decisions can be traced back…

1001 ways to code your projects, 1 way to meet your needs

Have you ever noticed that there are about 1001 ways to do something, especially in software development? As I tell every developer who joins my team, especially interns or junior devs, no one knows everything and every solution should be considered. I was recently confronted with 1001 ways of doing…

Back from Kubecon & CloudnativeCon Europe 2021: key learnings and takeaways

At Deezer, we think that taking part in the community is of utmost importance. Contributing to open source projects is the best way to do so, but participating in community events should not be overlooked. And when you work on Kubernetes platforms like we…

Private libraries in Android — how to manage them.

Part 1: Private libraries in Android — why you should consider it Part 2: Private libraries in Android — how to manage them In the first part of the series, we talked about the benefits of private libraries. On top…

A journey towards Atomic Design on Android

This expansion…

Deezer @ Kaggle Days Paris — 5 Takeaways from the Presentations and the Competition

I was lucky enough to attend the second edition of Kaggle Days, which took place in Paris in January. 200 Data Scientists from all over the world gathered over two days for exciting Data Science-oriented conferences, workshops, brainstorming sessions… and an offline Kaggle competition! If you haven’t heard of Kaggle…

Engines revving for my first hackathon!

Since the previous…

Content Import en PHP chez Deezer

Deezer is a partner of the PHP Tour 2017 and several of our developers…

Releasing Spleeter: Deezer R&D source separation engine

In a nutshell We are releasing Spleeter to help the research community in Music Information Retrieval (MIR) leverage the power of a state-of-the-art source separation algorithm. It comes in the form of a Python Library based on Tensorflow, with pretrained models for 2, 4 and 5 stems separation. Spleeter will be presented…

FOSDEM 2018

What is FOSDEM? FOSDEM (Free and Open-source Software Developer’s European Meeting) is one of the largest European open-source and non-commercial conference, taking place annually at the Université Libre de Bruxelles. This year it offered more than 650 lectures presented by 600 speakers on 50 different themes. It’s a real place to share and…

Towards an Accessible Player

The “Able Player”, a fully accessible music player that we used as an example of best-practices. You can find out more about it here Earlier this year, Deezer hosted one of its regular Hackathons, giving developers from different teams the chance to collaborate on ad-hoc projects or fun ideas they…

Are you chilling right now? Contextualizing music recommendations

As you may know, Sonar Festival is one of the biggest electronic music festivals in Europe and takes place every June in Barcelona. Alongside the festival, Sonar organizes a technical challenge as part of the Sonar +D. For this event, Sonar has partnered with…