We build AI agents and automations for mid-market companies. As AI Lead you are the technical lead of our build team: you set the architecture, lead the developers, build alongside them and are the technical point of contact for our clients.
Team Engineering
Location Rotterdam (hybrid)
Type Full-time
Hours 40 hours per week
Contract Employed
Salary €4,500 – €6,000 gross per month, plus 8% holiday allowance
+ Set the architecture of the AI applications we build: LLM integrations, RAG systems, AI agents and workflows.
+ Lead the developers in the build team and build alongside them in Python.
+ Be the technical point of contact for clients and translate their questions into working solutions.
+ Decide where an LLM adds value and where a deterministic workflow, rules or classic ML work better.
+ Own security, scalability, error handling and maintenance of what we build.
+ Develop evaluation frameworks for the accuracy and reliability of AI output.
+ Define and enforce development and deployment standards across projects.
+ Work with consultants and project leads on client projects.
+ Onboard new developers as the team grows.
What you bring
+ Experience setting the architecture of software or AI systems and guiding other developers.
+ Strong experience with Python and bringing applications to production.
+ Hands-on experience with LLMs, RAG architecture, embeddings, vector databases and retrieval.
+ Solid understanding of agentic RAG, multi-step reasoning and multi-model orchestration.
+ Experience with APIs, databases and backend development.
+ Hands-on production experience with GCP and/or AWS, Docker and CI/CD pipelines.
+ You can test, evaluate and improve AI output.
+ You understand security, privacy and data handling.
+ You can explain technical choices to clients in non‑technical language.
+ Fluent Dutch and strong English.
+ HBO/WO working and thinking level.
Nice to have
+ Experience with LangChain, LlamaIndex, LangSmith, n8n or similar tools.
+ Experience with Kubernetes and infrastructure-as-code (Terraform or similar).
+ Knowledge of LLM deployment patterns and inference optimisation.
+ Model fine‑tuning experience (PEFT, LoRA).
+ Knowledge of GDPR, AI governance or working with sensitive business data.
+ Consultancy or agency experience.
What we offer
+ €4,500 – €6,000 gross per month, plus 8% holiday allowance.
+ Hybrid working from Rotterdam or Lelystad.
+ A laptop for your work.
+ The latest AI tools and subscriptions, paid by the company.
+ You take the AI trainings we give clients yourself.
+ Travel allowance and reimbursement for business trips.
+ Short lines and little meeting overhead.
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AI Lead in Rotterdam werkgever: Whatsnext Ai
Als een snelgroeiende AI-agency bieden we een dynamische werkomgeving waar innovatie en samenwerking centraal staan. Onze cultuur is gericht op continue groei en ontwikkeling, met uitgebreide mogelijkheden voor training en het opbouwen van expertise in de nieuwste technologieën zoals GCP, AWS, Docker en Kubernetes. Werken bij ons betekent niet alleen bijdragen aan spannende projecten, maar ook deel uitmaken van een team dat waarde hecht aan jouw input en professionele ontwikkeling.
