Senior Fullstack Backend Developer (d/f/m)

Permanent employee, Full-time · Berlin

We are harmony
harmony has pioneered a new live streaming experience designed to create product centric live stream events. We want to encourage businesses to reach their audience on a global scale, while putting the brand and product at the center of attention.The brand and its audience are given an experience that’s beyond what’s possible in person. We’re looking for passionate people to join us on our mission. We value flat hierarchies, clear communication, and full ownership and responsibility.
Your position
As a Full Stack Developer you will be responsible for building new features from start to finish: through conceptualisation, implementation, and maintenance. You will be part of a core team under the leadership of our CTO, that is constantly striving to improve, grow and learn. While working on the latest technologies, you should be comfortable with modern programming languages (in particular JavaScript), modern infrastructure and have a good grasp of databases or streaming technologies
  • You create the application in complete independence, while learning a lot from your team by sharing your ideas and experiences in the process.
  • You like to learn and grow, and are excited by taking full ownership of your work
  • You’re a strong communicator and understand how to communicate in a remote and agile environment
  • You have excellent knowledge of JavaScript, Node.js,
  • React and SQL/NoSQL databases
  • 5+ year of experience working as a full stack developer
  • Good knowledge of Github and Github actions
  • Experience with agile development processes
  • Comfortable meeting deadlines in a startup environment
  • Enthusiastic about Live-Streaming technologies
  • Fluency in English
Nice to have
  • Experience with Video/Streaming Applications (RTMP, HLS)
  • Fluency in German is beneficial
  • Freedom to choose when and where you work.
  • An unlimited employment contract in 40 hours/full time
  • Very competitive salary
  • 28 days of paid time off a year, plus your local holidays and… Your Birthdays are off as well.
  • Choose your favorite laptop - Mac or Dell for example.
  • 800 EUR for Home-Office Set up
  • Opportunities to attend trainings, workshops, and conference
  • Receive the funds you need to purchase workflow-essential resources
Why us?
At harmony, we're committed to cultivating an environment that promotes a culture of care. Kindness and relationship building are at the heart of our culture. Just as our technology reaches audiences around the world, our team is a diverse compilation of digital difference-makers with a myriad of backgrounds and viewpoints that cumulatively make us stronger. When it comes to how we work, impact matters most. Freedom and responsibility go hand in hand, and while we don't micromanage, we strive to make a measurable impact every day. We believe in the power of mutual understanding, empathy, and inclusivity to go beyond perceived limitation. We strive to embed all those fundamental elements and core values throughout our entire ecosystem.
Your application!
We appreciate your interest in harmony. Please fill in the following short form. Should you have any difficulties in uploading your files, please contact us by mail at

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