Data Scientist
Data Scientist
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Job Description
Positium produces impactful statistics that are effective and easy to use for decisionmakers around the world. We believe that through betterinformed decisions we can do our bit to improve societies around the world.
As Data Scientist at Positium you will work at the intersection of data science and mobile positioning analysing large datasets to uncover valuable insights into population movements mobility patterns and tourism trends. You will join a talented team of developers and data scientists creating advanced statistical models and contributing to the continuous evolution of our data processing methodologies. Together we aim to deliver impactful datadriven solutions that address the needs of our clients across various industries.
Tasks
- Analyse large datasets from mobile positioning data sources to derive insights related to population mobility and tourism.
- Develop and implement statistical models and algorithms (may include machine learning) to identify trends and patterns within the data.
- Work on methodological advancements to improve data analysis techniques and ensure accuracy and reliability.
- Collaborate with crossfunctional teams to design datadriven solutions that address client needs and enhance our offerings.
- Create compelling visualizations and reports to communicate findings to stakeholders.
- Stay uptodate with industry trends and advancements in data science and mobile analytics and be ready to share knowledge with colleagues.
Requirements
- BSc/MSc in Computer Science or MSc in Data Science.
- At least two years of experience as a Data Scientist or similar.
- Proficiency in programming: working proficiency in Python SQL and experience with R is a plus. Familiarity with JavaScript for data visualisation is also beneficial.
- Familiarity with main data science libraries: Pandas Scikitlearn Numpy
- Statistical and data science knowledge: strong understanding of statistical concepts (e.g. probability distributions Bayesian statistics) and general data science methodologies. Ability to select performance metrics aligned with business goals and design validation strategies in scenarios with limited ground truth data.
- Databases: working experience with relational databases (preferably PostgreSQL)
- Data visualisation skills: experience in visualising aggregated and geospatial data using Python R or JavaScript.
- Machine learning expertise: familiarity with supervised learning methods (e.g. decision trees XGBoost) and unsupervised learning techniques (e.g. KMeans DBSCAN). Industrylevel experience with machine learning particularly involving geospatial data is a plus.
- Software development practices: familiarity with objectoriented programming (OOP) design patterns clean code practices. Experience using Git for version control and collaboration on platforms like GitHub and GitLab including code reviews and refactoring.
- Unix/Linux and scripting: proficiency with Unix/Linux commandline shell scripting (e.g. bash).
- Cloud platforms: familiarity with at least some major cloud providers and services (AWS Azure Google Cloud Platform).
- Containerisation and orchestration: experience with Docker.
- Being a team player with great communication skills.
- Good speaking and writing skills in English.
- We expect the candidate to be located in Estonia and have a right to work here.
Additional experience that would be beneficial:
- Geospatial database extensions: familiarity with spatial extensions for relational databases (e.g. PostGIS Oracle Spatial DuckDB Spatial)
- Python geospatial libraries: familiarity with Python libraries for geospatial analysis such as GeoPandas and Shapely.
- Big geospatial data frameworks: familiarity with Apache Sedona.
- Geospatial data formats: experience handling various geospatial data formats including GeoParquet GeoJSON Shapefiles and raster data formats.
- Understanding of spatial concepts: knowledge of spatial reference systems coordinate transformations and familiarity with spatial analysis and GIS theory.
Benefits
- Working in our HQ in Tartu with an amazing view of the city (remote working is also a possibility depending on the nature of the projects).
- Flexible working hours just make sure you are available to other team members and complete your tasks on time.
- Global reach you get to be part of different client projects across the globe and a chance to travel.
- Support for your active life. Your wellbeing is important to us we provide compensation for sporting activities and taking care of your mental health so that you can feel your best every day.
- Fun team we enjoy each others company and organise regular social activities.
Positium is the only data analytics company in the world specialising in mobile positioning data for official statistics. Founded in 2003 we have more than two decades of experience working with global clients and scientists alike. Positium develops cool GIS solutions highquality methodology software and expertise to process MPD for insights on the spatiotemporal behaviour of human beings. At Positium you will be part of a close group of industry experts who are determined to make a positive impact on the world.
If you share our passion we invite you to apply to join Positiums datadriven mission!
Employment Type
Full Time
