Senior AI engineer

Harnham; Randstad; On-site; EUR 126,000 - 154,000; Full time

Benefits offered by this job

Equity package

Direct access to founders

Autonomy

Modern tooling budget

Job summary

Harnham in Rotterdam seeks a founder-level AI lead to identify and deliver high-value AI initiatives across the business. You will own from ideation to deployment, collaborating with founders to shape pricing, content, product and internal tooling.

You will design production-grade AI systems, balance commercial impact with technical excellence, and drive the full lifecycle of AI projects in a fast-moving, autonomous environment at a profitable scale-up in the Netherlands.

Qualifications

• Strong experience building and deploying AI solutions in production environments.
• Proven commercial mindset with the ability to link technical work to business outcomes
• Background as a technical founder, early stage CTO or high impact builder in a startup or scale up
• Ability to operate independently without predefined roadmaps or structured briefs
• Track record of initiating, owning and delivering impactful projects end to end
• Strong understanding of modern AI tooling, including LLMs, agents and automation framework
• Comfortable working in a fast moving, ambiguous environment with a focus on execution

Responsibilities

• Identify high impact business problems and translate them into AI driven solutions
• Define the commercial case for what should be built, focusing on revenue, margin and efficiency gains
• Design, build and deploy production grade AI systems across pricing, content, product and internal tooling
• Own the full lifecycle from idea through to deployment, measurement and iteration
• Work directly with founders on critical initiatives and strategic direction
• Continuously prioritise the highest leverage problems to maximise business impac
• Build scalable, cost efficient systems with strong awareness of LLM economics and architecture

Skills

AI deployment

Commercial mindset

Startup founder experience

Independent work

LLMs & automation

Executive collaboration

AI strategy

Job description

Rotterdam | €140,000 base + bonus + equity + benefits

This is a rare opportunity to operate at founder level within a high growth business undergoing a full AI transformation. You will work directly alongside leadership to rebuild a profitable, scaled platform with AI at its core, owning what gets built and how it drives commercial impact.

The Company

They are a profitable, founder led scale up with a strong customer base across multiple international markets. Operating with a lean, highly execution focused team, they prioritise speed, ownership and outcomes. AI is not an experiment here, it is central to how the business is being rebuilt across product, pricing and customer experience. The environment is hands on, with no layers and a strong focus on delivering impact quickly.

The Role

You will act as a founding level individual contributor, identifying and building the most valuable AI opportunities across the business.

• Identify high impact business problems and translate them into AI driven solutions
• Define the commercial case for what should be built, focusing on revenue, margin and efficiency gains
• Design, build and deploy production grade AI systems across pricing, content, product and internal tooling
• Own the full lifecycle from idea through to deployment, measurement and iteration
• Work directly with founders on critical initiatives and strategic direction
• Continuously prioritise the highest leverage problems to maximise business impac
• Build scalable, cost efficient systems with strong awareness of LLM economics and architecture

Your Skills and Experience

• Strong experience building and deploying AI solutions in production environments
• Proven commercial mindset with the ability to link technical work to business outcomes
• Background as a technical founder, early stage CTO or high impact builder in a startup or scale up
• Ability to operate independently without predefined roadmaps or structured briefs
• Track record of initiating, owning and delivering impactful projects end to end
• Strong understanding of modern AI tooling, including LLMs, agents and automation framework
• Comfortable working in a fast moving, ambiguous environment with a focus on execution

What They Offer

• Base salary between €140,000 with a performance bonus
• Equity package aligned to a founding level hire
• Significant autonomy and direct access to founders
• High impact role within a scaled and profitable business
• Modern tooling budget including dedicated hardware allowance
• Opportunity to shape one of the most ambitious AI transformations in the Netherlands
• Clear scope to influence company wide strategy and outcomes