Founders Factory - Full Stack Engineer - Founding team Proptech

Full Stack Developer is needed in Berlin, Germany.

Client: Founders Factory

Location: Berlin, DE-BE, DE

Contract: Contract

Job Description

We’re looking for a Founding Full-Stack Engineer to own features end-to-end in an early-stage environment. You’ll work closely with the founder on product and technical decisions, building both backend logic and frontend interfaces where needed. This role is intentionally broad and suited for someone comfortable owning a problem from database to UI.

Requirements

• Several years of full-stack or backend-leaning engineering experience
• Strong React and TypeScript skills
• Experience with modern frameworks (Next.js or similar)
• Experience with Node/Express JS
• Strong backend skills (Python/FastAPI or Node)
• Solid SQL and data modeling experience
• Experience integrating third-party systems and APIs
• Comfortable owning features across the stack
• Able to work independently in an early-stage environment
• Fluent in English

What You’ll Do

• Build product features end-to-end, from data model to user interface
• Develop frontend interfaces (React, TypeScript)
• Build backend services and APIs
• Design and evolve our PostgreSQL data model as a clean, scalable foundation for the product
• Contribute to and maintain CI/CD pipelines and deployment workflows to ensure safe, repeatable releases
• Integrate external systems (banking, payments, messaging)
• Ship quickly, iterate with real users, and improve reliability over time

Nice to Have

• Experience with Supabase or similar BaaS platforms
• Experience rebuilding or maturing an early-stage product
• Interest in AI-assisted or agent-driven product features
• Personal projects or an active GitHub profile
• Based in or near Berlin

Company Overview

Immoly.ai is reimagining property management for the 21st century. We’re building an intelligent AI-native proptech platform that empowers landlords and tenants with seamless communication, automated repair coordination, and smart workflows — making property management dramatically simpler and more efficient.

Based in Berlin and backed by Founders Factory in partnership with Vonovia (Europe’s largest residential real estate company), we’re an early-stage team: fast-moving, technical, and determined to transform how properties are managed across Germany and beyond.

Compensation & Terms

• Competitive compensation (salary or contract rate)
• Meaningful equity aligned with a founding role
• Flexible working arrangement
• Remote-first with optional collaboration in Berlin

You don’t need to tick every box; we value solid fundamentals, curiosity, and ownership over perfect stack alignment.