Data Scientist — Applied AI & Optimization (Hybrid)

Norrin Oy; Helsinki; Hybrid; EUR 70,000 - 100,000; Full time

Benefits offered by this job

Hybrid working model

Well-being benefits

Job summary

Norrin Oy is seeking a Data Scientist to join our Applied AI team in a hybrid Helsinki setting. You will design and implement solutions that apply optimization and ML across logistics, production, time series, computer vision, and GenAI, collaborating with clients and colleagues to deliver impact.

We value strong Python skills, 3+ years, Advanced degree, and the ability to translate real-world problems into mathematical formulations.

Qualifications

• 3+ years of experience in data science, applied mathematics, operations research, or related field.
• Hands-on experience designing and implementing solutions using optimization methods (linear, nonlinear, dynamic, stochastic).
• Strong programming skills in Python and solid understanding of linear algebra and statistics.
• Ability to translate complex real-world problems into clear mathematical formulations and implement them.
• Experience reading and applying academic papers and algorithms to client solutions.

Responsibilities

• Design and implement solutions using mathematical optimization methods (linear, nonlinear, dynamic, stochastic, etc.).
• Conduct traditional ML modelling, MLOps and data analysis.
• Program in Python and work with modern libraries and tools.
• Collaborate closely with colleagues and clients while taking ownership of project outcomes.

Skills

3+ years experience

Optimization methods

Python

ML & AI

English communication

Education

Master’s or PhD in OR/Applied Math/CS

Tools

PyTorch

Databricks

Job description

Norrin Oy is seeking a Data Scientist to join our Applied AI team in a hybrid Helsinki setting. You will design and implement solutions that apply optimization and ML across logistics, production, time series, computer vision, and GenAI, collaborating with clients and colleagues to deliver impact.

We value strong Python skills, 3+ years, Advanced degree, and the ability to translate real-world problems into mathematical formulations.