Applied AI Engineer

GC AI is the fastest-growing and most trusted legal AI platform for in-house legal teams. We're building the future of legal work, and we're doing it fast. You'll join at a pivotal moment—when decisions matter, impact is immediate, and the runway to shape your career is wide open. We’re a high-performing team where you'll have real ownership and influence from day one. More than 1,200 companies use GC AI to drive their business forward, including 150+ public companies, 25+ unicorns, and brands such as News Corp, Miro, Bass Pro Shops, Snyk, Skims, Liquid Death, Vercel, Zscaler, and TIME. We've 10x'd revenue in 12 months, raised a $60 million Series B ($555 million valuation), and are growing faster than ever. We are backed by incredible investors, including Scale Venture Partners, Northzone, Sound Ventures, and Guillermo Rauch, CEO of Vercel. If you thrive when the stakes are high and the path isn't paved, you'll love it here. Our six guiding principles are: 1% better every day, customer obsession, ship today, find a way, care deeply, and own it completely. Come shape the future of legal work with us. About The Role We're seeking an exceptional AI Engineer to help lead the development of our cutting-edge AI platform. This is a unique opportunity to shape how artificial intelligence transforms legal work. You'll be the technical cornerstone of our AI initiatives, working directly with our CTO (ex-Replit) and founding data engineer (ex-Lyft, Instagram and Plaid) to architect systems that push the boundaries of what's possible with LLMs in the legal domain. Why This Role Matters We're at a pivotal moment in legal technology, where AI can fundamentally transform how legal work gets done. As our AI Engineer, you'll be the architect of systems that make this transformation possible. Your work will define not just how our platform evolves, but how an entire industry adapts to and leverages AI. This is a chance to solve novel technical challenges while having a real impact on how legal professionals work. What You'll Do Architect and drive our core AI/LLM infrastructure and features from conception to production. Design and implement AI systems that handle complex legal reasoning and document analysis. Lead the evaluation and integration of LLM capabilities and AI tools. Establish best practices for AI development, and reliability. Build frameworks for rapid prototyping and validation of AI features. Guide and mentor our growing team of AI engineers. Shape our technical strategy and roadmap alongside senior leadership. Impact You'll Have Design and run rigorous legal-grade evals that harden model choices, prompts, and retrieval for accuracy and explainability. Improve real-world outcomes (precision, recall, latency) by advancing RAG, structured reasoning, and tool-use pipelines. Translate domain insights into AI-powered product features that users immediately feel - better answers, fewer edits. Help build the leading legal AI platform for in-house teams. Required Experience 5+ years of software engineering experience, with 2+ years focused on AI systems. Deep expertise in LLM implementation and optimization. Strong track record of building production AI systems at scale. Experience with modern AI frameworks and tools. Proven ability to lead technical initiatives and mentor engineers. Strong foundation in TypeScript and modern software architecture. Nice to Have Experience with RAG systems and LLM evaluation. Familiarity with legal domain or legal text processing. Track record of technical publications or open-source contributions. Experience with multi-agent AI systems. The Mindset Problem Solver: You come alive tackling complex challenges without obvious solutions. Ownership-Driven: You take initiative without needing direction and focus on outcomes. Continuous Learner: Your curiosity drives you to constantly level up your engineering skills. Startup DNA: You thrive in fast-paced environments where responsibilities evolve. What We Offer Growth & Impact Shape the future of a rapidly growing startup Direct collaboration with founding team Real influence on company strategy and direction A voice that matters - your ideas will be heard and implemented Environment & Benefits Competitive salary, equity and healthcare We’re a hybrid company — many roles are remote-friendly, while some teams require meeting in person a couple of days a week in the Bay Area office. High-energy, joyful team environment Career Development Mentorship and learning opportunities Clear path for growth in an expanding company Exposure to cutting-edge technologies and practices Freedom to innovate and own crucial systems GC AI's compensation package includes a competitive base salary benchmarked against real-time market data, as well as meaningful equity and excellent benefits for all full-time roles. Our US-based compensation range for this role is $165,000 – $350,000. This range spans four levels, from mid-level to Principal. Final compensation will vary based on leveling, market conditions, geographic location, and candidate qualifications, including relevant knowledge, skills, and experience assessed during the interview process. GC AI is an equal opportunity employer that supports workplace diversity and does not discriminate on the basis of race, color, religion, gender identity/expression, national origin, age, military service eligibility, veteran status, sexual orientation, marital status, physical or mental disability, or any other protected class. GC AI is committed to working with and providing reasonable accommodation to applicants with physical and mental disabilities. #J-18808-Ljbffr