Lead Full-Stack Developer (f/m/d)

What is working at Milk the Sun all about?

  • Clear areas of responsibility and individual development paths
  • A lot of space for your own ideas with an open feedback culture
  • Quick decision-making thanks to flat hierachies and direct contact to the company’s founders
  • Dynamic working environment as part of a young and international team in the heart of Berlin

Renewable energy and start-up atmosphere sound like a good mix? Taking over a key role in transforming our marketplace into the worldwide leading platform for investments in photovoltaics is the right kind of challenge you are looking for? Perfect – we are looking for you in Berlin as a


Lead Full-Stack Developer (prospect Team Lead Software Development) (f/m/d)


At Milk the Sun we facilitate attractive and sustainable investments in renewable assets for everyone. Our open platform is the digital home for photovoltaic (PV) systems, and the go-to place for independent project developers, investors and operators. Within our platform, you can access the world’s largest international online marketplace for PV systems, as well as a full range of services covering their entire lifecycle. We provide these services through a selected network of partners, as well as through our own developed digital solutions – for the next level in our development steps we are looking for you.


Your tasks:

  • Close collaboration with management team in definition and implementation of product vision by breaking down into and owning continuous software development roadmap.
  • Responsibility for ongoing new features development as well as bug-fixing and maintenance tasks for the Milk the Sun platform and connected systems landscape.
  • Definition and application of software development practices and standards incl. test routines to develop robust, secure and maintainable applications for our environment.
  • Exchanging with external freelancers, coaching of remote developers and successively taking over leadership and build-up of further internal development capacities.
  • Staying up-to-date with current technologies and implementation concepts and translating them into specific improvement solutions for stakeholder’s requirements as well as strategic development in our software architecture and systems setup.

Your profile:

  • Enthusiasm for internationally operating transactional platforms or online marketplaces, ideally with first hands-on experience in the start-up environment or new ventures.
  • Proficient in application and collaboration using agile development approaches in interdisciplinary teams, ideally with first experience in owning and leading complete projects.
  • Several years of professional experience as a developer, of which at least 2 years as a full-stack developer.
  • Proven track record and highly motivated to further work with LAMP stack (PHP, Apache, MySQL) and REST APIs (JSON XML).
  • Profound knowledge in Linux web server management as well as experience with Drupal CMS and framework are a big plus.
  • Solution-oriented approach with focus on deliverables, experienced communicator and team player.
  • Excellent German and/ or English skills, at least C1 level (spoken and written).

What we offer:

  • Full functional responsibility for an established digital platform that is currently undergoing strong expansion, and to decisively shape our product vision as well as technical roadmap.
  • The opportunity to bring in your full-stack experience in creating a sound software development set-up, with a clear functional lead and team management development path for yourself.
  • Plenty of room to try out and implement your own ideas with direct impact on your environment.
  • Dynamic working atmosphere and fast decision-making through flat hierarchies and direct interaction with the company’s management and main stakeholders.
  • Be part of an international and passionate team of digital and photovoltaic enthusiasts with a clear and sustainable vision.
  • Attractive compensation package and flexible working conditions.

Does that sound appealing enough? Then send us your application including your earliest possible start date to jobs@milkthesun.com.

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