Senior Data Scientist
@ Iliad - Free

Paris, Ile-de-France, France
€100,000
On Site
Temps complet
Posted 11 hours ago

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Job Details

About Free

Chez Free, you will experience a unique internal culture with a strong team spirit and autonomy. There is no bias based on age or background, and everyone is encouraged to act quickly and independently.

About the Role

As a Senior Data Scientist in the Data Relation Abonné team, you will play a key role in implementing advanced analytics solutions, including machine learning, operational research, and statistical analysis. You will work closely with data engineers and various business units to deliver impactful solutions on projects like technician scheduling optimization, fraud detection, and monitoring fiber subscriber metrics.

Your Responsibilities

  • Implement data science and statistical analysis methods for business needs.
  • Deeply understand Free/Iliad activities and maintain business communication.
  • Support junior team members on technical questions and share knowledge.
  • Act as a technical reference and lead discussions within the data community.
  • Produce clear and relevant technical documentation for project longevity.

Key Skills/Competency

  • Data Science
  • Machine Learning
  • Operational Research
  • Statistical Analysis
  • Python
  • Production Code
  • Team Mentoring
  • Fraud Detection
  • Logistics Optimization
  • Technical Documentation

Recruitment Process

The recruitment process includes a 30-minute call with a Tech Recruiter, a 30-minute visio call with the Data Manager, a 1-hour technical evaluation with a practical test, and an in-person immersion session of 1.5 hours at the office.

Employee Benefits

  • SWILE restaurant card (cost sharing at 60% for 10.5€ per day)
  • 100% health mutual support
  • Freebox employee offer
  • Vacation bonuses
  • Profit sharing/Participation
  • Telework option (6 days per month after integration)
  • 1% housing benefit

How to Get Hired at Iliad - Free

🎯 Tips for Getting Hired

  • Customize your resume: Emphasize advanced data science and Python skills.
  • Highlight achievements: Show impact in machine learning projects.
  • Research Free's culture: Understand their unique work environment.
  • Prepare for technical tests: Practice coding and statistics challenges.
  • Engage on LinkedIn: Network with current Free employees.

📝 Interview Preparation Advice

Technical Preparation

Review Python coding challenges.
Practice machine learning algorithms.
Study statistical analysis techniques.
Work on production-level code.

Behavioral Questions

Describe a project teamwork scenario.
Explain conflict resolution experiences.
Discuss mentoring examples in past roles.
Detail handling tight deadlines.

Frequently Asked Questions