Responsibilities
- Building and maintaining forecasting models for energy consumption, energy prices, and related variables.
- Managing the entire model lifecycle – from development and deployment on AWS to monitoring and regular retraining.
- Supporting data-driven decision-making in trading and procurement through robust and scalable models.
- Develop scalable forecasting models for household electricity consumption, PV generation, and EV charging flexibility, capable of handling a large number of households.
- Develop forecasting models (e.g., electricity prices) to support risk management and algorithmic trading.
- Support the procurement and integration of feature data for models, such as weather forecasts.
- Take full ownership of the entire model lifecycle, including deployment on AWS, performance monitoring, and retraining.
- Contribute to the development of our hedging and algorithmic trading platform.
Requirements
- Master’s degree in a highly quantitative discipline and 2+ years of industry experience in forecasting.
- Strong foundation in applied mathematics, including statistics, stochastic processes, linear algebra, (numerical) analysis, and optimization.
- Proficiency in machine learning, forecasting, and time series analysis.
- Solid understanding of MLOps and data engineering, including experience deploying ML models to production.
- Strong software engineering skills and the ability to write production-level Python code with automated testing.
- Basic understanding of trading and risk management—or a willingness to acquire this knowledge to evaluate the business impact of your models.
- Hands-on mentality and a self-driven, solution-oriented approach to complex problems.
- Excellent communication skills in English (B2–C1), both written and spoken.
- Strong team player who thrives in a young, dynamic environment.
Nice to Have
- A PhD or similar experience demonstrating your ability to independently solve complex problems that have no off-the-shelf solutions.
- Experience working with asynchronously generated sensor data.
- German communication skills.
- Familiarity with the German energy market.
- Previous experience working in start-up environments.
About Us
- We’re Germany’s fastest-growing digital green energy provider and a Certified B Corp™ , driving the energy transition by making renewable energy more accessible and inclusive.
- How? Through variable tariffs, dynamic pricing, smart EV charging, heat pump and solar optimization, and Germany’s first virtual power plant: NeoGrid™.
- At Ostrom, you’ll work in a dynamic, open environment where you can be yourself, take on challenges, and grow both personally and professionally.
- Stay In The Loop: We believe in transparent communication — from weekly town halls and quarterly updates to regular retrospectives. Got feedback or an idea? We’re all ears.
- Work Together, Celebrate Together: We thrive on collaboration. Wins are shared and so are the celebrations from Friday happy hours to team trips and company events.
- Work Your Way: Whether you prefer the office, your home desk, or a sunny spot in Sardinia — you work where you work best.
- Learn By Doing: We grow together with personal development paths, learning budgets, and regular knowledge-sharing sessions. Try things out, learn along the way, and keep moving forward.
Über Uns
- Wir sind der am schnellsten wachsende digitale Ökostromanbieter mit B Corp™ Zertifizierung in Deutschland – und treiben die Energiewende aktiv voran.
- Unser Ziel: Erneuerbare Energie für alle zugänglich und inklusiv machen.
- Wie? Mit variablen Tarifen, dynamischem Strompreis, Smart EV Charging, Optimierung von Wärmepumpen und Solaranlagen sowie Deutschlands erstem virtuellen Kraftwerk: NeoGrid™.
- Bei Ostrom arbeitest du in einem offenen, dynamischen Umfeld, in dem du du selbst sein kannst, Herausforderungen annimmst und dich kontinuierlich weiterentwickelst.
- Immer im Bilde: Transparente Kommunikation ist unser Standard – von der wöchentlichen Townhall über quartalsweise Updates bis zu regelmäßigen Retros. Deine Ideen sind gefragt – Feedback funktioniert bei uns in beide Richtungen.
- Teamspirit zählt: Erfolge feiern wir gemeinsam – und erreichen sie durch echte Zusammenarbeit. Ob bei der Friday Happy Hour, Team-Retreats oder Company Events: Zusammen macht’s mehr Spaß.
- Du arbeitest, wie’s dir passt: Ob Büro, Homeoffice oder Strand in Sardinien – du entscheidest, wo du am produktivsten bist.
- Einfach mal ausprobieren: Bei uns ist Weiterentwicklung kein leeres Versprechen. Wir lernen gemeinsam – mit individuellen Lernpfaden, Fortbildungsbudgets und regelmäßigen Wissens-Sessions im Team. Probier’s aus und wachse mit uns.


