Fullstack Engineer (m/w/d)
sonnen
公司概况
Sonnen GmbH，壳牌的子公司
德国，巴伐利亚州，Wildpoldsried
2010年
全球员工超过700人（截至2020年）（来源：wikipedia.org）。由于公司为私营企业，营收数据未公开。
他们的业务
Sonnen GmbH 是智能锂铁磷酸盐（LiFePO4）家用储能系统的领先企业，产品安全且可持续。其产品旨在储存来自光伏系统的多余能源，促进用户的能源独立。主要产品包括多种尺寸的模块化 sonnenBatterie，以及如 sonnenCommunity 等解决方案，使用户能够共享可再生能源（来源：sonnengroup.com）。Sonnen 已从电池制造商发展为能源供应商，运营着全球最大的基于家用储能系统的虚拟电厂之一。
项目与成就
Sonnen 的显著项目包括 sonnenCommunity，该项目到2020年连接了超过50,000个家庭，使其能够去中心化地共享可再生能源。到2020年，全球已安装超过90,000个 sonnenBatterien，使家庭能够作为“小型发电厂”运作（来源：sonnengroup.com）。位于加利福尼亚州圣荷西和乔治亚州亚特兰大的生产设施支持美国市场及研发。Sonnen 还与 ES Solar 和 Haas Home Technologies 等公司合作，提供集成的太阳能电池解决方案。
最新动态
在过去两年中没有重大公告或收购，但在2023年7月确认了2019年被壳牌收购的消息（来源：kfw.de）。Sonnen 目前有超过90,000个安装，并为其产品提供10年的标准保修。2020年的十周年庆祝活动突出了公司的成就，包括连接超过50,000个家庭和700名员工的数量。
在这里工作
Sonnen 提供多种职位，涵盖工程、制造、销售和能源供应等领域。员工人数从200人增长到超过700人，显示出技术和扩展部门的需求不断增加（来源：wikipedia.org）。企业文化鼓励创新，并拥有一个在巴伐利亚乡村环境中工作的去中心化团队，同时在全球范围内运作。总部位于 Wildpoldsried，核心生产能力为每月1,000个单位。
联系方式
最后更新于 2025-12-26 | 报告问题
Job Description
At sonnen, we're driven by a clear goal: creating a future powered by clean, affordable energy for everyone. That's why we make our customers independent - not only from fossil fuels, but also from rising electricity costs.
The key to this independence is our intelligent, all-in-one energy system. It combines solar panels, battery storage, energy tariffs, and wallboxes - all developed and manufactured in Germany.
As the first and only provider in Germany, we also connect thousands of home batteries into one shared network: the sonnenVPP, our industry-leading virtual power plant.
In short: every day, we're working to shape the energy future. And we'd be thrilled to have you join us!
What you will do to help drive the energy transition
- Participate in the entire development process, including refinements, code reviews, tests, deployment and monitoring on production.
- Maintain and extend our Ruby on Rails based services.
- Implement user friendly frontends using modern technologies including Hotwire.
- Build and maintain GraphQL interfaces and RESTful endpoints (JSON:API).
- Convert acceptance criteria into test cases written in RSpec framework.
- Write new and update existing documentation entries.
- Contribute to the implementation of micro-services.
- Push and follow up on builds and deploys, using CI/CD pipeline tools.
- Collaborate with a development team on the planning and implementation of tasks, troubleshoot of issues, and refactoring.
- Interpretate log messages and mitigate errors coming from our monitoring tools.
- Collaborate closely with cross-functional teams in an Agile development environment, familiar with a Software Delivery Lifecycle following Scrum practices.
What you will need on that journey
- 2+ years of full-stack experience with Ruby on Rails, RSpec and GraphQL
- Proficiency with CI/CD processes (GitLab/GitHub), backend infrastructure (AWS) and monitoring tools (Datadog).
- You are keen on following architectural paradigms & object-oriented patterns.
- You are open-minded to follow instructions from other senior developers.
- You are outspoken and see feedback exchange as a normal part of your everyday work.
- You comfortably express your ideas and arguments in good spoken and written English.
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