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Technical Co-Founder (Vibe Coding) | Early-stage venture

Liebero

Amsterdam
Part-time
5-10 years experience
On-site

Key Skills

Software development
Product engineering
AI-assisted development
Cursor
Claude Code
Lovable
Full-stack development
Front end
Back end
Data
Integrations
Deployment
Product sense
Pragmatic architecture
Entrepreneurship

Job Description

We are looking for a technical co-founder to build a new company with us from the ground up. We have identified a clear opportunity in a specific market, with a concrete plan to go after it. The details are confidential for now and will be shared in person. Our goal is simple: bring a high-quality product to market quickly and scale from there. The role As technical co-founder, you own the technology end to end, from the first prototype to a product that is live, stable and scalable. You use AI-assisted development (vibe coding) to move from idea to working product fast, without compromising on quality. What we're looking for 5–10 years of hands-on experience in software development or product engineering A strong track record of shipping high-quality products in short, fast iteration cycles Deep experience with AI-assisted development and tools such as Cursor, Claude Code, Lovable or similar The ability to judge, review and improve AI-generated code for security, performance and maintainability Full-stack capability: front end, back end, data, integrations and deployment Strong product sense: you know what to build, what to leave out and when something is good enough to ship Pragmatic architecture skills: you build fast now without creating problems for later An entrepreneurial mindset: you want ownership, not an assignment Comfort with uncertainty, and the drive to make decisions and take responsibility from day one What we offer A co-founder position with real equity in a company to be incorporated (Dutch BV) The chance to shape the product, the tech stack and the company culture from scratch A flexible start: part-time is possible at first, with a clear ambition to move fast Next step Does this sound like you, or do you know someone who fits? Send a direct message to start a conversation. No formal application needed. #cofounder #vibecoding #startup #AI #entrepreneurship

Core Responsibilities

Own the technology end-to-end, from the initial prototype to a stable, scalable live product. Utilize AI-assisted development to iterate rapidly while ensuring high quality and performance.

Requirements

Requires 5-10 years of hands-on experience in software development and a strong track record of shipping products. Must possess deep expertise in AI-assisted development tools and full-stack engineering capabilities.

Benefits

  • Equity
  • Flexible start

About Liebero

Industry: Business Consulting and Services

Company size: 1 employee

Digital Strategy, Performance and Management

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