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Werkstudent (m/w/d) Mobile Development (Flutter)

Become a Werkstudent in Mobile Development (Flutter) at Rabot Energy in Berlin. Contribute to a live app that helps customers manage green energy smartly. Gain real experience, work in agile teams, and enjoy perks like employee electricity discounts and Urban Sports Club access.

On-site Working student UTC+02:00 Updated 94 days ago

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Rabot Energy is an independent provider of dynamic electricity tariffs with 100% green energy. Through our innovative procurement strategies, we ensure both ecological sustainability and cost optimization in home energy management. By passing on wholesale electricity market prices directly to our customers, we are able to reduce their electricity bills by an average of 35%.

Owners of electric vehicles and smart meters benefit particularly from our dynamic electricity tariff, as they can automatically charge their vehicles at home when electricity prices on the exchange are especially low. In the Rabot Energy app, charging preferences can be easily set and current market electricity prices can be tracked in real time.

With our intelligent charging solutions, we actively contribute to increasing the share of renewable energy in Germany's overall electricity consumption.

Our vision is to give every customer the opportunity to manage their energy consumption in a smart way while conserving the environment and natural resources. By offering smart charging and energy management solutions, Rabot Energy actively helps drive the energy transition forward. With this idea, we have already won the trust of over 100,000 customers.

Why Now?

The energy market is going through its biggest shift in 50 years. We no longer just manage electricity, we make it intelligent. RABOT is growing triple digits, and our team is growing with it. Now is the perfect time to join: you won't learn inside a finished corporation, but where processes are being built right now. You'll move more and learn more here than in any textbook.

Your Mission

Our app is where customers understand their energy: dynamic pricing, EV charging status, smart home controls, real-time consumption. Thousands of people use it every day, and with every new feature it becomes more critical to our business.

You build alongside us. No sandbox, no practice exercises. Real contributions to our live Flutter app on iOS and Android. You work within our agile squads together with engineers, designers and data teams.

Your Results

We Will Not Throw You In At The Deep End, But We Expect You To Learn How To Swim. After Three Months, Your Success Will Look Like This

Month 1 (Ramp-up)

  • You understand our app architecture, codebase and development processes well enough to independently ship your first features or bugfixes to the live app.

Month 3 (Performance)

  • You regularly deliver code that goes live and is used by real customers.
  • Your engineering colleagues trust your work and your ownership over the tasks you take on.

Who We Are Looking For

  • Curious mind: You're studying Computer Science, Software Engineering or similar and want to experience real mobile development, not just hear about it in lectures. You already have hands-on Flutter experience (university, hobby or professional).
  • Self-starter: You don't wait for the perfect ticket. When you see a problem in the code, you suggest a fix. You use AI tools and modern workflows to work faster and better.
  • Team thinker: You don't just write code that works, you write code that others can understand and build on. Clean code isn't a buzzword to you, it's respect for your team.
  • Communicator: You work confidently in English, ideally with some German skills. You're comfortable in agile, cross-functional teams and actively participate in code reviews and discussions.

Technical Requirements

Experience with Flutter and Dart (university, hobby or professional), solid programming fundamentals, basic understanding of APIs and client-server communication, comfortable working with Git. Availability of at least 6 to 12 months.

Bonus

Experience with state management in Flutter (Provider, Riverpod or BLoC), unit/widget testing, CI/CD processes, implementing Figma designs, or interest in UX, mobile performance or energy/IoT.

What We Offer

  • Learning: You work on a live app used by thousands of customers every day. No sandbox, no dummy project.
  • Responsibility: Your code goes live. What you build is seen and used by real people.
  • Culture: Short feedback loops, honest communication. You're part of the engineering team, not an appendix.

Your Extras

  • Employee discount on RABOT Energy electricity tariff
  • Urban Sports Club partnership + Deutschlandticket

Our Contact

Typical pay for similar roles

Estimate
€45,150–82,000 annually
Germany · 35 similar jobs

The middle half of pay advertised on Rejobs for this group over the last 24 months. This employer has not stated a salary.

About this role

Posted
30 Jun 2026
Updated
30 Jun 2026
Job type
Working student
Workplace
On-site
Working hours
UTC+02:00
Experience
Student with hands-on Flutter experience
LinkedInRabot Energy

About Rabot Energy

Company Overview

Name

RABOT Energy DE GmbH (privately held)

Headquarters

Hamburg, Germany

Founded

2021

Size

More than 130 employees across locations in Hamburg, Berlin, and Munich (source: rabot.energy)

What They Do

Rabot Energy is an innovative electricity provider based in Hamburg, specializing in dynamic electricity tariffs based on real-time pricing, replacing traditional fixed-rate tariffs (source: linkedin.com). The company offers smart solutions for private households, particularly for electric vehicle usage and flexible household appliances, leveraging AI-powered software to optimize electricity consumption (source: rabot.energy). Their platform enables customers to shift their electricity usage to times of high wind and solar energy supply, promoting sustainable and cost-efficient consumption (source: startupcity.hamburg). In addition to serving private end customers, Rabot Energy collaborates with business partners in the energy sector and smart device manufacturers to manage flexible loads and optimize energy use (source: rabot.energy). Their offering also includes a customer app for controlling and optimizing connected devices, enabling automated load shifting (source: rabot.energy).

Projects & Track Record

Rabot Energy has established itself as a dynamic electricity provider with over 100,000 customers and operates a platform that passes real-time electricity prices directly to end customers, supported by AI-based optimization (source: rabot.energy). The company is known for its innovative solutions in intelligent charging control for electric vehicles as well as the integration of flexible household appliances and battery storage systems (source: ess-news.com). In June 2026, Rabot Energy launched a standalone 2 kWh home storage battery designed specifically for tenants in multi-family buildings, expanding its product range to include energy storage hardware (source: ess-news.com). The technology is also deployed in B2B partnerships with energy suppliers and smart device manufacturers, highlighting the reach and integration of their solutions in the energy market (source: rabot.energy).

Recent Developments

In July 2025, Rabot Energy received a significant investment from Bosch Ventures, recognizing the company as a smart energy pioneer with a dynamic tariff platform and over 100,000 customers (source: rabot.energy). Earlier in 2024, the company completed a Series A funding round of €17.5 million, supporting rapid growth and scaling its workforce to over 130 employees (source: startupcity.hamburg). In 2026, Rabot Energy expanded its product portfolio to include solutions for battery storage in multi-family homes and smart energy management in households, marking a shift from pure electricity supply to comprehensive energy management (source: rabot.energy).

Working There

Rabot Energy employs staff across product development, software, operations, customer service, and sales, reflecting the diverse demands of a modern, digitally focused energy provider (source: rabot.energy). Their locations in Hamburg, Berlin, and Munich offer varied work environments, with customer contact and support available Monday through Friday, highlighting a service-oriented company culture (source: rabot.energy). The combination of innovative technology and direct customer interaction creates a dynamic workplace that appeals to both technical and commercial talents (source: linkedin.com).

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