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Lumenaza GmbH

Hybrid work from Berlin:

  • 🇩🇪 Germany

Python Developer with a Data Science Focus for Virtual Power Plant (gn)

Our offer

We are a green-tech company aiming to disrupt the energy industry. With Lumenaza, you will shape the world of decentralized and renewable energy. This is what we work on every day. Through our pioneering work, we drive the energy transition forward. Lumenaza stands for clear values, sustainability, diversity, and collaboration.

We are a growing team of 50 employees, including 25 developers, located in the heart of Berlin.

Your tasks

As a Python Developer (gn) with a focus on data science, you will support our development team in creating an innovative virtual power plant that integrates even the smallest solar installations, batteries, and electric vehicles. Among other tasks, you will be responsible for implementing new features for our existing platform, developing and optimizing various microservices, and analyzing data, flexibility potentials, as well as advancing consumption and feed-in forecasting models.

Your responsibilities include:

  • Data preparation, management, and analysis

  • Further development of the data analysis framework

  • Communicating recommendations resulting from data analysis

  • (Further) development of prediction models for feed-in and consumption forecasts using classical and machine learning methods (k-nearest neighbor, neural networks, etc.)

  • Quality assurance for our existing feed-in and consumption forecasts

  • Continuous development and maintenance of the existing codebase within your team

  • Analysis of new marketing opportunities in the electricity market

    Your profile

  • Successfully completed studies with a focus on natural sciences or quantitative subjects (e.g., computer science, industrial engineering)

  • Knowledge of the German electricity market is a great advantage

  • Proficient in Python

  • Excellent knowledge of the pandas library, as well as common machine learning frameworks (e.g., TensorFlow, Scikit-Learn, Keras)

  • Experience in analyzing complex data

  • Knowledge of Django ORM is desirable

  • Strong communication skills - you will be in close exchange with product owners and developers, implementing improvements

  • Strong analytical skills

  • Good knowledge of German and English

Our Tech Stack

  • We are "pure Python" with Django as the web and ORM framework

  • Our database systems include PostgreSQL, TimescaleDB, and Elasticsearch

  • We use Docker in the testing and production environment

  • Unit testing, Robot Framework

  • Gitlab CI/CD

  • Celery with rabbitMQ

  • React as the frontend technology

Our advantages

  • Modern office space in Berlin Kreuzberg

  • Flexible working hours, partial remote work possible

  • Fair compensation

  • Employee bonus for our in-house green energy tariff

  • Discounted BVG company ticket (public transportation)

  • Supportive, professional, and friendly work environment