Job offers
Companies
Tests
Blog
I'm an employer
Sign up
Log in
Group 2@2x
Created with Sketch.
Home
>
Users
>
Mathias Nieuwjaer
Mathias Nieuwjaer
Contribution
0
Contributions
0
Contributions played
Tests
5
Tests completed
121
Questions completed
Profile
Tests
Contributions
Achievements
More
Discover all our tests
or
Submit a new question
Informations
Profession
: Engineer Data
Favorite technologies
Attended tests
Last Activity
SQL
55% questions validées
2 test sessions
Last activity : Dec 10, 2025
Play
Deep learning
21% questions validées
1 test session
Last activity : Aug 30, 2023
Play
Database
12% questions validées
1 test session
Last activity : Jun 7, 2023
Play
React
6% questions validées
1 test session
Last activity : Jun 6, 2023
Play
Python
4% questions validées
1 test session
Last activity : Jun 5, 2023
Play
Informations
Profession
: Engineer Data
Favorite technologies
Daily Challenge
19 December 2025
One question per day to improve your general code knowledge!
Today :
Talend #17/20
Data
Talend
Talend
Leaderboard
20
points
0
0
1
0
1.
Andy
240 points
240 points
3
1
2
0
Paris
Full stack developer
2.
Victor GRANDIN
200 points
200 points
2
2
1
0
Paris
Full stack developer
3.
Bastien
200 points
200 points
1
2
4
0
Remote Work
Full stack developer
4.
Mathieu Massaviol
190 points
190 points
1
3
4
0
Marseille
Full stack developer
5.
Céleste
140 points
140 points
1
1
1
0
Paris
Front-end developer
31.
Mathias Nieuwjaer (You)
20 points
20 points
0
0
1
0
Lille
Engineer Data
Last leaderboard calculation: on 19 Dec 2025 at 12:41:31
See leaderboard
