AI Engineer - Core Education

Company Overview

Stemuli is a pioneering technology company at the intersection of AI, gaming, and workforce development. Backed by the Gates Foundation, Stride Learning, Heartland Forward, Draper & Associates, Slauson & Co, and Valor Ventures, Stemuli is building the world's first AI-native educational gaming platform. Recognized as the 2024 Global Champion of AI for Good by the United Nations, our mission is to make education and career development personalized, engaging, and accessible to billions of learners worldwide.

Position Overview

As an AI Engineer – Core Education, you will play a pivotal role in advancing the intelligence of ORB Chat, our personalized AI learning companion. You'll build the core AI systems that power daily motivational dialogues, adaptive tutoring, and real-time guidance that helps students connect their academic progress (e.g., math and AI literacy) with future career opportunities. Your work will be central to scaling ORB to serve hundreds of thousands of students across Stride schools, Heartland Forward's 20-state initiative, and our international partnerships.

Responsibilities

• Build and scale LLM-powered educational assistants (ORB Chat) that deliver personalized, culturally responsive learning experiences.
• Design and maintain ETL pipelines for K‑12 curricular data, AI literacy modules, and workforce skills content.
• Develop and fine-tune generative AI models for problem creation, explanations, and adaptive feedback in math and career-learning contexts.
• Ensure reliability and safety of AI outputs through structured output validation, re-asking strategies, and bias-mitigation techniques.
• Partner with game designers and Unity engineers to bring AI-driven NPCs to life inside the 3D City and Founder Tycoon experiences.
• Collaborate with education researchers to ensure models align with industry and standards-aligned curricula and support equitable outcomes for all learners

What We're Looking For

• 3+ years of experience with large language models (LLMs), including prompting, RAG pipelines, and fine-tuning.
• Strong skills in Python and experience with LLMOps platforms (e.g., Weights & Biases).
• Experience building AI-driven tutoring, chatbots, or content-generation systems.
• Strong foundation in data structures, algorithms, and software engineering principles.
• Creative, mission-driven mindset with a passion for transforming how students learn through play and AI.

What We Offer

• Opportunity to define and scale the core AI companion (ORB) at the center of a new global education platform.
• Collaboration with a diverse, world-class team across game design, Unity, backend, and education research.
• $160K – $185K annual salary + meaningful equity.
• Hybrid: Seattle-based AI team with flexibility.
• Comprehensive benefits package.