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Full Stack Java Developer, shape the future of our products!

Are you looking for a place where your code will make a difference? At Senfal we are looking for an enthusiastic Full Stack Java Developer to join our team in Amsterdam!

You are looking for a place where your code will make a difference and directly influence the quality of our software. You want your backend software to control something ‘real’ in the outside world. With your code the energy consumption of our customer is purchased in a sustainable manner or a wind turbine is switched on or off.

At Senfal we’re continuously growing, and you can influence that! You love the newest programming languages and techniques and quickly spot opportunities there.

Senfal’s power trading & demand response software

Senfal develops software that automates power trading and connects with for example wind turbines and batteries to control these based on market signals. Senfal offers these power trading and demand response services to large industrials, wind farms, battery owners and EV fleet managers. These services provide a unique level of automation for managing the energy bill and monetizing flexibility in energy assets.

As a developer you are involved in the creation of our services. At the same time you learn more about Java frameworks and software engineering. You are part of a close-knit scrum team where everyone helps each other, and together you create beautiful things. We work with the scrum agile method: based on priorities and with the interests of stakeholders in mind. We work in sprints of a week, which makes us flexible in determining the priorities and allows us to quickly communicate with our clients.

Skills – Are these your talents?

We are looking for someone who likes:

  • Java development;
  • Software design;
  • Creating clear code;
  • An agile mindset (SCRUM);
  • Our tech stack consists of e.g. Java 10, Maven, Git, ActiveMQ, Kafka, JSON, jUnit, MySQL, InfluxDB, MongoDB, Docker, Kubernetes, Node.js and Vue.js. The more of these you already know, the better of course;
  • Math knowledge and experience with Python in general and with data analysis with pandas in particular are an advantage.

Do you recognize yourself in this profile?

Do you recognize yourself in this profile?

  • At least 3 years of experience with Java;
  • Working knowledge of Javascript, HTML and CSS;
  • You are motivated by difficult issues;
  • You are an independent team player;
  • You are interested in green energy and smart technologies.

About Senfal

Senfal is a growing company with a dream: saving the planet one electron at a time. Senfal dreams of a world without fossil fuels, powered solely by renewable energy. The rising growth of volatile renewables puts pressure on the electricity sector to be much more flexible in managing power demand and supply. Senfal’s services, enable the most efficient and flexible electricity grid possible. This way we prevent waste of renewable energy and we make sure every electron is used. This is how we contribute today to the energy transition of tomorrow.

We are a young and thriving company, with passionate professionals who share the same drive concerning innovation and sustainability. We put in our best effort to accomplish our goals, and we take time to celebrate our successes together. We think it is important to innovate as a company, but also to invest in personal growth. We work hard and play hard, drinks and team events are an intrinsic part of Senfal.

Our offer

First of all we are a fun team. Besides, we offer:

  • A lot of freedom to determine your own path;
  • The chance to be a frontrunner in innovative developments that contribute to the energy transition;
  • The chance to contribute to a fast-growing organization;
  • The chance to grow: you’re working in a team with smart people that keep challenging each other to develop more great ideas. You are in charge of your own growth and development;
  • Daily lunch at the kitchen table in our office, friday afternoon drinks and regular team events.

Interested? React now!

Send your resume and motivation letter to If you have any questions reach out to Carola Rijneveld ( / +31 85-3037414).

Acquisition based on this vacancy is not appreciated.