đ We are on the mission to build Europeâs leading energy management platform to provide fair, clean energy to everyone. âĄ
Weâre a diverse team of 47+ employees, with 47% being female and from 16+ nationalities, and steadily growing. Having raised of over âŹ40 M in total, we are looking for passionate people to join us on our mission! đ
đ©đȘ Wir haben eine klare Mission: Wir bauen Europas fĂŒhrende Plattform fĂŒr Energiemanagement, um faire und saubere Energie fĂŒr alle zugĂ€nglich zu machen. âĄ
Unser Team ist vielfĂ€ltig â wir sind ĂŒber 47 Personen aus mehr als 16 NationalitĂ€ten, mit einem Frauenanteil von 47 %. Und wir wachsen weiter!
Mit ĂŒber 40 Mio. ⏠an Finanzierung suchen wir nach motivierten Menschen, die gemeinsam mit uns die Energiezukunft gestalten wollen. đ
Your mission
We are looking for a motivated Data Scientist â Power Trading (m/f/d) to support us in the green revolution of the electricity market as a digital electricity provider.
As part of our Finance team, you will contribute to the ongoing development and continuous optimization of our power sourcing, hedging, and trading processes.
Your key responsibilities will include:
Building and maintaining forecasting models for energy consumption, energy prices, and related variables
Managing the entire model lifecycle â 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
You will work closely with colleagues across the business to ensure that our energy sourcing strategies remain data-driven, adaptive, and aligned with market dynamics.
Your tasks
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
Your profile
Masterâs 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 managementâor 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 (B2âC1), 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
đ About Us
Weâre Germanyâs fastest-growing digital green energy provider and a Certified B Corpâą , 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 Germanyâs first virtual power plant: NeoGridâą.
At Ostrom, youâll work in a dynamic, open environment where you can be yourself, take on challenges, and grow both personally and professionally.
đ±Environmental Impact: Each customer who switches to Ostrom on average helps offset 1.5 tons of CO2 emissions per year compared to the average German energy mix.
đ VSOP: On top of offering a competitive salary you will have access to company shares to ensure you can truly be part of the journey.
âïž Relocation package: We won't let distance get in the way, we offer visa and relocation support.
đ Trust-based Team: A truly flat hierarchy and transparent company culture, where everyoneâs voice matters.
đȘđœBenefits: An annual learning budget, company-pension scheme, company events, discounted gym membership, public transport ticket, e-bike or e-moped, Futurebens or monthly vouchers - the choice is yours.
đŹ Stay In The Loop: We believe in transparent communication â from weekly town halls and quarterly updates to regular retrospectives. Got feedback or an idea? Weâre all ears.
đ€ Work Together, Celebrate Together: We thrive on collaboration. Wins are shared and so are the celebrations from monthly happy hours to team trips and company events.
đ Work Your Way: Whether you prefer the office, your home desk, or a sunny spot in Sardinia â you work where you work best.
đ 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.
đ©đȘ Ăber Uns
Wir sind der am schnellsten wachsende digitale Ăkostromanbieter mit B Corpâą Zertifizierung in Deutschland â und treiben die Energiewende aktiv voran. Unser Ziel: Erneuerbare Energie fĂŒr alle zugĂ€nglich und inklusiv machen.
Wie? Mit variablen Tarifen, dynamischem Strompreis, Smart EV Charging, Optimierung von WĂ€rmepumpen und Solaranlagen sowie Deutschlands erstem virtuellen Kraftwerk: NeoGridâą.
Bei Ostrom arbeitest du in einem offenen, dynamischen Umfeld, in dem du du selbst sein kannst, Herausforderungen annimmst und dich kontinuierlich weiterentwickelst.
đ± Nachhaltigkeit, die zĂ€hlt: Mit deinem Wechsel zu Ostrom unterstĂŒtzt du aktiv die Energiewende. Unsere Kund*innen helfen im Schnitt, jĂ€hrlich 1,5 Tonnen COâ gegenĂŒber dem deutschen Durchschnittsstrommix einzusparen.
đ WertschĂ€tzung, die sich auszahlt: Neben einem attraktiven Gehalt erhĂ€ltst du bei uns VSOPs â Unternehmensanteile, mit denen du direkt am Erfolg von Ostrom beteiligt bist.
âïž Relocation package: Entfernung ist fĂŒr uns kein Hindernis. Wir unterstĂŒtzen dich mit einem umfassenden Relocation- und Visapaket beim Umzug nach Deutschland.
đ Teamkultur auf Augenhöhe: Bei Ostrom leben wir flache Hierarchien und eine offene Feedbackkultur. Deine Meinung zĂ€hlt â vom ersten Tag an.
đȘđœ Benefits: Du erhĂ€ltst ein flexibles Paket mit vielen Extras â von einem jĂ€hrlichen Weiterbildungsbudget, ĂŒber eine betriebliche Altersvorsorge, bis hin zu vergĂŒnstigten Fitnessstudio-Mitgliedschaften, einem Jobticket oder deinem eigenen E-Bike bzw. E-Roller. Alternativ wĂ€hlst du monatliche Gutscheine oder FutureBens â du entscheidest, was dir wichtig ist.
đŹ Transparenz: Ob in wöchentlichen Townhalls, vierteljĂ€hrlichen Updates oder offenen Retrospektiven â wir glauben an klare Kommunikation und kontinuierlichen Austausch.
đ€ Erfolge feiern wir gemeinsam: Teamarbeit steht bei uns im Mittelpunkt â und genauso feiern wir auch unsere Erfolge: mit regelmĂ€Ăigen Happy Hours, Team-AusflĂŒgen und unvergesslichen Company Events.
đ Work you way: Ob im Berliner BĂŒro, im Homeoffice oder remote unter der Sonne â bei uns arbeitest du dort, wo du am produktivsten bist.
đ Wachse mit uns: Persönliche Entwicklung ist bei Ostrom keine Floskel. Wir unterstĂŒtzen dich mit Lernbudgets und Raum zum Ausprobieren â damit du dich fachlich und persönlich kontinuierlich weiterentwickeln kannst.