Senior AI Engineer

About the role

Vendelux is building a category‑defining platform for event marketing intelligence. The platform delivers AI‑driven insights across hundreds of thousands of events globally, helping companies discover, evaluate, and optimize their event strategy. Vendelux Meetings extends this by using AI to identify high‑value attendees and proactively book 1:1 meetings at events. Founded in 2021, Vendelux is a Series B SaaS company backed by top‑tier investors.

As an AI Engineer at Vendelux, you will research, build, and ship AI‑powered product capabilities that improve user workflows, accelerate insights, and drive measurable business value. You’ll help establish AI as a foundational layer of the Vendelux product experience, focusing on agentic systems, LLMs, data, and scalable AI infrastructure.

Responsibilities

• Research and apply modern AI methods (agents, LLMs, RAG, embeddings, supervised/unsupervised learning) to power new product capabilities, prioritizing impact and speed.
• Translate business problems into AI solutions that improve user workflows, accelerate insights, and drive measurable value.
• Own the architecture and integration of agentic chat capabilities across the platform, designing systems that allow AI agents to reason, take action, and surface insights.
• Establish interaction patterns for agents with internal data, external tools, and user workflows, turning conversational AI into a foundational product layer.
• Architect multi‑tenant AI infrastructure that meets performance, latency, and cost requirements for a growing B2B SaaS product.
• Own observability, evaluation frameworks, and guardrails to keep AI features production‑grade.
• Partner with product, data science, and application engineering teams to translate business requirements into AI systems.
• Serve as a thought partner to leadership on the AI roadmap, influencing product differentiation through AI.

Qualifications

• 4+ years of professional experience in software engineering or data engineering, with at least 3+ years building AI/ML‑driven products.
• Strong programming skills in Python and proficiency in SQL.
• Experience with modern AI frameworks (e.g., HuggingFace, LangChain) and designing data pipelines (Airflow, Dagster, or equivalent).
• Solid understanding of cloud‑based infrastructure (AWS, GCP, or Azure).
• Experience applying LLMs and generative AI in production, including prompt engineering, RAG, and LLM deployment.
• Strong grasp of fundamental data science and machine learning techniques, with the ability to balance research and engineering trade‑offs.
• Demonstrated ability to translate business problems into data solutions that drive business value.
• Proven track record of shipping user‑facing features with measurable impact.
• Excellent written and verbal communication skills; ability to collaborate across data, engineering, and product teams.
• Open to candidates from non‑traditional backgrounds; not all requirements must be met.

Benefits

• Competitive base salary and bonus.
• Healthcare covering medical, dental, and vision.
• Work from our NYC HQ.
• Unlimited PTO plus two company‑wide shutdowns (July 4th week and Christmas – New Years week).

Vendelux is an equal opportunity workplace committed to diversity and inclusion.