Senior Fullstack Developer for a Green-Tech Start Up in Berlin optimizing heating systems through software solutions. Collaborating with cross-functional teams to contribute to the energy transition.
Responsibilities
Collaborate with your team to identify underlying problems and requirements.
Turn requirements into pragmatic, well-engineered software designs.
Support team planning by helping define tasks, priorities, and timelines.
Write software end-to-end — from database models to frontend implementation.
Requirements
Strong educational background — ideally a degree in Computer Science or a related field
5+ years of professional software development experience
Hands-on experience across frontend and backend, especially TypeScript, Next.js and SQL
Familiarity with Python, Nest.js or systems engineering is a plus
Proven ability to write high-quality, production-ready code and design efficient APIs
Excellent communication and collaboration skills; able to take responsibility and work closely with other engineers
Independent, structured working style
Fluent in English.
Benefits
Employee perks such as Urban Sports Club or Become1 membership
Flexible working hours and remote work — continue working from home after the pandemic
Continuous learning through on-the-job challenges, an open feedback culture, and supported professional development
Real impact — contribute directly to the energy transition and help combat climate change every day
Team appreciation — regular team events are an essential part of our culture
Work with one of the best teams Berlin has to offer — and possibly beyond.
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