AI Marketing Tools Engineer (Remote/Hybrid Barcelona)

labhouse; United States; On-site; USD 81,000 - 127,000; Full time

Benefits offered by this job

Remote work flexibility

Direct collaboration with founders

Job summary

labhouse is seeking an AI Engineer embedded with a Marketing and Growth team in Barcelona to design and ship LLM-powered tools, agents, and automations that replace manual marketing work with scalable systems.

You will own projects end-to-end, integrate LLMs with marketing platforms and data sources, and collaborate with Growth and ASO/SEO leads to drive high-impact opportunities, measuring gains from delivered work.

Qualifications

• Production experience with LLMs (prompting, fine-tuning, RAG, or agents).
• Experience with agent frameworks and multi-step tool-using workflows.
• Track record building AI tools/automations for marketing (reporting, optimization).
• Strong understanding of digital marketing operations (UA, SEO/ASO, attribution).
• Strong Python skills; comfortable with APIs/webhooks/3rd-party tools.
• Ability to work autonomously in fast-moving, data-heavy environments.
• Clear communication with technical and non-technical stakeholders.

Responsibilities

• Identify repetitive marketing processes and convert them into AI-powered tools.
• Design and build LLM-based agents that can reason, use tools, and perform multi-step tasks.
• Own projects end-to-end from scoping with stakeholders to design, build and ship.
• Integrate LLMs and agents with marketing platforms, data sources, and dashboards.
• Partner with Growth, Performance Marketing, and ASO/SEO leads to identify opportunities.
• Measure productivity gains and iterate based on real usage.

Skills

LLM proficiency

Agent frameworks

Marketing AI tools

Python

APIs integration

Autonomy

Communication

Tools

LangChain

LlamaIndex

CrewAI

n8n

Zapier

Make

Job description

labhouse is seeking an AI Engineer embedded with a Marketing and Growth team in Barcelona to design and ship LLM-powered tools, agents, and automations that replace manual marketing work with scalable systems.

You will own projects end-to-end, integrate LLMs with marketing platforms and data sources, and collaborate with Growth and ASO/SEO leads to drive high-impact opportunities, measuring gains from delivered work.