Founding Engineer for PropTech startup

Firstlane Capital GmbH; Berlin; Vor Ort; EUR 60.000 - 80.000; Vollzeit

Zusammenfassung

A venture capital firm is seeking a Founding Engineer for their portfolio company vivanta in Berlin. You'll shape the technical foundation from day one, working closely with founders and deciding on architecture and tools. The ideal candidate has deep experience in backend systems and thrives in dynamic environments. Competitive compensation between €60–80k plus equity options is offered. Flexibility for remote work is available.

Leistungen

Founder-Level-Impact

Ownership & Gestaltungsspielraum

Close collaboration with founders

Flexible working arrangements

Equity options

Qualifikationen

• Deep experience with backend systems, infrastructure, and API design.
• Thrives in early-stage environments emphasizing speed and adaptability.
• Enjoys solving complex technical challenges with a focus on scalability.
• Comfortable working in-person with the founding team.
• Wants to take ownership in equity and decision-making.

Aufgaben

• Design and implement end-to-end automations for various company processes.
• Build a scalable, modular platform architecture integrating various management systems.
• Develop production-ready LLM and ML features.
• Closely collaborate with founders to decide on architecture and technical standards.

Kenntnisse

Backend systems

Infrastructure design

API design

Scalability and maintainability

Complex technical challenges

Collaboration with founders

DevOps processes

Jobbeschreibung

We are Sebastian Seifert, Andreas Veller, and Achim Bönsch – all graduates of the WHU Bachelor Class of 2011. After 13 successful years building the fintech company viafintech and ultimately selling it in one of Germany’s largest fintech exits for a nine-figure amount, we are now pursuing new challenges:

We found new ventures and invest in startups and venture capital funds.

For one of our portfolio companies, the PropTech startup vivanta, we are now looking for a Founding Engineer who is excited to shape the technical foundation from day one and take on a key long-term role in the company.

About vivanta

With vivanta, we are building an AI-powered property management company, transforming a centuries-old €20 billion market in Germany.

• High demand in a fully fragmented market
• 10+ year customer retention
• Strong monthly recurring revenue potential
• A massive playground for technological innovation

Positioned at the intersection of strong unit economics and exceptional technical execution, we are creating a product that is both indispensable and designed for long-term market adoption.

Tasks

We’re looking for a Founding Engineer who’s excited about shaping a company from the ground up - not just writing code, but defining the technical foundation of our product and business.

You will:

• Design and implementation of end-to-end automations in areas such as accounting, invoice approval, communication, and property management – including monitoring, logging, and error handling
• Building a scalable, modular platform architecture that integrates ERP, CRM, document management, and digital owner portals. Strong focus on security, scalability, and maintainabilit
• Develop production-ready LLM and ML features (e.g., document classification, predictive maintenance, AI assistants), including prompt engineering, fine-tuning, and deployment
• Closely collaborate with the founders – you decide on architecture, tools, frameworks, and set technical standards (clean code, testing, code reviews, DevOps processes)

Requirements

We’re looking for someone who:

• Has deep experience with backend systems, infrastructure, and API design
• Thrives in early-stage environments where speed and adaptability are key
• Enjoys solving complex technical challenges with an eye toward scalability and maintainability
• Is comfortable working in-person with the founding team (not full-time remote)
• Wants to take ownership—both in equity and in decision-making

Benefits

• Founder-Level-Impact: Du bist einer der ersten Engineers und prägst unsere Tech-DNA von Anfang an
• Ownership & Gestaltungsspielraum: Architektur, Stack, Standards – du bestimmst mit
• Enge Zusammenarbeit mit Gründer:innen und Investor:innen
• Flexibles Arbeiten: Büro in Berlin + Remote möglich
• Equity-Optionen: Werde langfristig Teilhaber:in am Erfolg von vivanta

Compensation: €60–80k salary + equity (pre-seed)

Location: Berlin, Munich, Hamburg, Germany (on-site preferred, with flexibility)

Start date: Januar 2026