Data Scientist (internal recruitment)

7N
Mid
90 - 100
PLN
net / hour (B2B)

Online interview
B2B
Puławska 182, Warsaw
Remote possible
80%

Project description

At 7N we are looking for someone who would help us benefit from data we gather in our consultant facing systems as well as through our digitalized business processes. We have various business scenarios in which using ML/AI will make a huge difference and we would like you to help us build these innovative solutions. We are interested in applicants who have considerable experience in developing, deploying and optimizing ML models in real-life and real-time applications. If you believe that’s right up your alley and you are not afraid to take charge in designing ML solutions from scratch, don’t hesitate to contact us! 

Who we're looking for?

Main requirements:

  • Considerable (3+ years) professional experience in developing, optimizing and deploying ML/AI models working in applications used by many users
  • Advanced proficiency in Python and/or R as well as in respective ML packages and frameworks (tidymodels, torch, keras, sctikitlearn, tensorflow… you name it 😉)
  • Drive to use creative feature engineering as the main method of improving model performance
  • Strong exploratory data analysis skills
  • Ability to efficiently access data from different sources (SQL, Web APIs, Spark, etc.)
  • Strong communication skills, allowing to explain decisions to business stakeholders
  • Good working hygiene where it comes to code version control as well as dataset management
  • Ability to write notebooks clearly explaining modelling decisions


Nice to haves:

  • Experience with natural language processing (NLP)
  • Causal inference skills
  • Ability to design and conduct A/B testing experiments
  • Knowledge of Microsoft Azure tech stack
  • Ability to develop in BI tools, especially Power BI

Skills
Python
R
SQL
How we manage our projects?
Methodology
Scrum/Kanban
How we code?
Style guide
Code review
Pair programming
Static code analysis
TDD
Code metrics
How we test?
Unit tests
Integration tests
Performance tests
Manual testing
Test automation
CI
Toolset
Laptop
Additional monitor
Headphones
Operating system
Work environment
Healthcare
  • Healthcare package
  • Healthcare package for families
Leisure package
  • Leisure package
Kitchen
  • Cold beverages
  • Hot beverages
  • Fruits
  • Snacks
Traning
  • Trainings
Parking
  • Car parking
Relocation package
  • Language courses
Other
  • Shower
  • Chill room
  • Integration events

Our company

7N

Warsaw, Gdańsk 800+
Tech skills
  • C#
  • Java
  • JavaScript
  • Angular
  • React
  • MS Dynamics
  • Spring
  • iOS
  • Android
  • BI

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