The job of Data Scientist (M/F)
The Data Scientist is a specialist in statistics, computer science and marketing. The Data Scientist collects, processes, analyzes and makes talk about massive data, otherwise known as "big data", in order to improve the performance of a company.
Missions:
The Data Scientist has several main responsibilities. First and foremost, and as his title indicates, the data scientist is a scientist, he is expected to put his data science to the benefit of the company. His role is to solve the problems of his company through data analysis. He processes, analyzes and models the data and then interprets the results.
It is responsible for determining the best way to meet business needs and the data required to implement them.
It defines the most relevant analysis algorithms to meet the various needs anddevelops descriptive and predictive models.
He/she will have to keep an eye on data analysis models and be able to share best practices with the rest of the team.
Finally, he or she may be responsible for collecting large volumes of unstructured data and transforming it into a usable format. However, he or she is often assisted by the Data Engineer in this task.
Technical skills
- Strong computer programming skills (Java, C++...) and a good understanding of data structures,
- Expertise in algorithm and database management (NoSQL, Cassandra...),
- Mastery of the architecture of decision-making databases (data warehouse),
- Applied Mathematics: Build algorithms to improve search and targeting results,
- Statistics: ability to perform predictive and statistical analysis from various databases,
- Project management skills will also be appreciated.
Soft skills
- Force of proposal,
- English
- Rigor,
- Reactivity,
- Analytical and synthesis skills,
- Writing skills,
- Excellent interpersonal skills,
- Organizational skills.
Developments
The Data Scientist may advance to Senior or Lead Data Scientist, or Chief Data Scientist.
Compensation
- From 45K euros for a junior profile, up to 120K €/year,
- The Chief Data Scientist (managing a team of data scientists) can earn up to 180K €/year.
His compensation depends largely on his experience but also on his ability to develop powerful and efficient algorithms.
However, his expertise is only recognized when he succeeds in producing accurate and useful data models for decision making.
