AI/ML Engineer for an AI-Driven E-Commerce Platform

<p> <strong>Headquarters:</strong> </p> <p>We are seeking an AI Engineer to develop AI-first applications and integrate custom models and infrastructure into an existing e-commerce platform. The role focuses on building agent-led product experiences, including internal automation, dynamic site customization, and customer-facing conversational commerce workflows.</p><p><strong>General information</strong><br>This engagement supports an e-commerce startup building a platform around conversational design and intelligent automation. The current objective is to extend the existing product with AI-native capabilities while building on top of the current backend and application stack.</p><p>The work includes three core initiative areas: an internal AI employee for operational tasks, a fluid site customizer, and a customer-facing commerce agent designed to support one-prompt checkout experiences. The role will involve model integration, infrastructure setup, and product-facing implementation across both backend and UI surfaces.</p><p><strong>Tasks and Deliverables</strong><br>- Develop AI-first applications for an existing e-commerce platform.<br>- Architect and implement autonomous e-commerce AI agents using open-source and proprietary foundation models.<br>- Establish GPU infrastructure and data pipelines for model fine-tuning and deployment.<br>- Integrate AI workflows with the existing stack, including MongoDB, Node.js, Express, React, and third-party APIs.<br>- Build conversational UI components and backend logic for one-prompt checkouts and dynamic site customization.</p><p><strong>Required Experience</strong><br>- Strong expertise in AI/ML engineering and LLM integration.<br>- Hands-on experience fine-tuning open-source models such as Llama or Mistral.<br>- Experience building autonomous agents and conversational AI workflows.<br>- Solid background in GPU infrastructure setup and optimization for training or inference.<br>- Full-stack proficiency with MongoDB, Expres