Johan L.

machine learning engineer

Moves to Paris, Paris

  • 48.8546
  • 2.34771
  • Indicative rate €600 / day
  • Experience 2-7 years
Propose a project The project will only begin when you accept Johan's quote.

Availability not confirmed

Propose a project The project will only begin when you accept Johan's quote.

Location and geographical scope

Paris, France
Can work in your office at
  • Paris and 50km around
  • Paris


Project length
Would prefer:
  • ≤ 1 week
  • ≤ 1 month
  • Between 1-3 months
  • Between 3-6 months
Would prefer avoiding:
≥ 6 months
Company size
  • 1 person
  • 2 - 10 people
  • 11 - 49 people
  • 50 - 249 people
  • 250 - 999 people
+2 autres



  • Anglais

    Full professional proficiency

  • Espagnol

    Full professional proficiency

  • Français

    Native or bilingual

  • Allemand

    Limited working proficiency

  • Suédois


Skills (5)

Johan in a few words

Johan is passionate about discovering new cultures and disruptive technology.

His professional background as well as his solid academic training (Ecole Polytechnique and KTH) have led him to live in 3 different countries (France, Sweden, Germany).

Johan, a curious without limits with an ability to learn very quickly, understands most efficiently the challenges of the organisations that request his services by proposing solutions with high added value.

His entrepreneurial spirit, his strength of proposal and his technical capacity were undeniable allies in producing spectacular results. Johan has always surprised his customers with his ingenious solutions.


Ecole Normale Supérieure


AI research engineer

Paris, France

July 2019 - Today

As a research engineer at the neuroscience laboratory of the ENS, I am part of the algorithmic team of the start-up NextMind. NextMind is developing a new type of brain-computer interface (BCI) that allows anyone to send direct brain commands to electronic devices. My role is to improve the machine learning algorithms used to decode the electroencephalogram (EEG).
My activities include :
✅ Implementing and testing machine learning and deep learning algorithms to improve system performance
✅ Provide insight and advice on the fundamental nature of the problem to be solved
✅ Use of computer vision techniques to improve the response of the visual cortex
✅ Participate in the development and testing of new functionalities


Mechanical or Industrial Engineering

Software developer

Paris, France

March 2019 - April 2019

Gantner asked me to develop a front end interface for their mechanical analysis module that would allow their customers to visualize the real-time spectrum of the mechanical stresses.
✅ Implemented the interface with their API
✅ Developed a web server in Flask to be accessed through a navigator
✅ Implemented the visualizations in JavaScript D3S for performance

RTE (Réseau Transport Electricité)

Energy & Utilities

Software Project Manager

Paris, France

October 2016 - August 2019

✅ Validation of functional specifications on several domains (real time, data, interfaces, tests). Transversal positioning and coordination of several domains.
✅ Main contributor to an RTE data upgrade taskforce. Specification, design, development and testing of a data upgrade program. Supervision of an in-house developer. Avoided a manual upgrade solution.

Orano - Orano

Energy & Utilities

Software Test Engineer

Erlangen, Allemagne

September 2013 - May 2015

Update on testing for the Hinkley Point nuclear power plant project.
✅ Redesign of the methodology to generate unit tests on a control command software (higher security level).
✅ Creation of a framework to automatically generate the tests.
✅ Detection of numerous anomalies, including anomalies not previously detected on other projects.



charter modal image

Success is a team effort

Contribute to this success and the community's professionalism by signing the Freelancer Code of conduct

Sign the code