Full-Stack Software Engineer – Clean Energy Startup | Berlin

We’re hiring a Full-Stack Software Engineer for a fast-growing Berlin-based startup revolutionizing solar energy for multi-family buildings across Germany. The team is building an “Energy OS” that enables property owners to implement shared solar power systems, backed by recent government legislation.

You’ll join a small, experienced engineering team and work across the stack-building features, improving infrastructure, and scaling smart meter data processing, billing, and user portals. The core stack is Ruby on Rails with PostgreSQL and Stripe integration, with plans to expand using frontend frameworks like React.

What we’re looking for:

• 2+ years of experience in full-stack web development

• Proficiency with Ruby on Rails or similar frameworks

• Strong database and frontend skills (JavaScript, HTML/CSS, REST APIs)

• Familiarity with cloud infrastructure (AWS, CI/CD, etc.)

• Enthusiasm for startups, clean tech, and hands-on work

This role is based in Berlin with flexible on-site work. German language skills are helpful but not required.

Reasons to apply for this role include

• Competitive salary,
• mentoring from an experienced Head of Engineering,
• equity potential,
• the chance to make a real impact from day one.

First round interviews are now being arranged, please send in your CV for a confidential discussion

Venquis is acting as an Employment Agency in relation to this vacancy.