Fullstack Software Engineer – SaaS & Greentech

About the role

We are looking for a passionate Fullstack Software Engineer to join our Berlin team and help build B2B SaaS solutions that accelerate renewable energy adoption. You will work on a feature‑rich frontend while having the opportunity to contribute to backend services and data layers.

Key responsibilities

• Develop and maintain responsive user interfaces using React, TypeScript and Tailwind CSS.
• Collaborate with product and design teams to create intuitive, world‑class user experiences.
• Participate in the development of Node.js backend services and database queries, primarily with PostgreSQL and Prisma ORM.
• Contribute to API design and integration, including GraphQL where applicable.
• Optionally explore Rust components and other emerging technologies to enhance the platform.

Required profile

• At least 1 year of hands‑on software development experience, preferably in a startup or product‑focused environment.
• Strong interest in renewable energy and sustainability.
• Self‑starter attitude with a sense of ownership and accountability.
• Ability to work effectively in a fast‑paced, fully onsite team.

Required skills

• React
• TypeScript
• Tailwind CSS
• Node.js
• SQL / PostgreSQL
• Prisma ORM
• GraphQL (plus)
• Rust (optional)

What we offer

• Competitive salary and benefits including gym membership, coffee, regular team events and a MacBook.
• Opportunity to grow within a fast‑growing VC‑backed startup serving 3000+ B2B customers.
• Dynamic, in‑person office culture in central Berlin near Hackescher Markt.