Data Scientist - Energy Trading - ML/Python - Build Forecasting Models - Warsaw

Company Description

Nofar Energy is accelerating the green energy transition with renewable and storage projects across three continents. We're now building a dedicated trading operation in Warsaw from the ground up, combining startup agility with the backing of an established energy company. Join our founding team to optimize power dispatch, manage flexibility, and scale trading operations across European markets. Be part of something meaningful: profitable trading that directly enables renewable energy growth.

Position Overview

Develop predictive models and machine learning solutions to optimize trading strategies, forecast power prices and generation and extract insights from large energy market datasets.

Key Responsibilities

• Build price forecasting (or trends) models for futures and spot electricity markets
• Develop renewable generation forecasting models (solar/wind) using weather data
• Create optimization algorithms for asset dispatch and portfolio management
• Analyse historical trading data to identify patterns and improve strategies
• Implement machine learning models for market regime detection
• Design and deploy automated trading signals and decision support tools
• Collaborate with traders to translate business problems and ideas into data science solutions

Requirements

Essential:

• Master's degree or PhD in Computer Science, Statistics, Mathematics, Physics, or Engineering
• 3-5 years experience in data science, preferably in energy, commodities, or financial markets
• Strong programming skills in Python (pandas, NumPy, scikit-learn, TensorFlow/PyTorch)
• Proven experience building and deploying machine learning models in production
• Solid understanding of statistics, time series analysis, and forecasting techniques
• Proficient in SQL and experience working with both relational (PostgreSQL, SQL Server).
• Fluent English

Highly Desirable:

• Experience with energy market data and power price forecasting
• Familiarity with weather data and meteorological modelling
• Experience with cloud platforms (AWS, Azure, GCP)

Personal Attributes:

• Intellectually curious with strong problem-solving abilities
• Collaborative mindset
• Able to communicate complex technical concepts to non-technical stakeholders
• Self-directed and able to work independently

What We Offer:

• Opportunity to build something from the ground up
• Work with cutting-edge energy trading technology
• Competitive compensation package
• International work environment
• Professional development opportunities
• Modern office in Warsaw

Application Process: Please submit CV and cover letter explaining your interest in the role and relevant experience.