AI Engineer (LLMs & Search)

Job Description

???? Remote | ???? AI-first Startup | ???? Equity + Future Salary ???About the Client: Silicon Hub is building the AI-powered future of semiconductor IP discovery and automation Weve already launched a product loved by early customers?and now were looking for our Founding AI Engineer to take our core intelligence engine to the next level This is a founding-level opportunity to lead all things AI at a high-potential startup backed by deep industry insight Youll design and scale real-world systems that power complex search, reasoning, and generation tools?driven by LLMs, embeddings, and proprietary datasets ??? What You'll Do Enhance and scale our current AI-powered features (LLM + embeddings + ElasticSearch stack) Fine-tune or pretrain open models (e g-, OpenAI, Mistral, LLaMA) for domain-specific tasks Build intelligent retrieval and reasoning systems tailored to semiconductor IPs Design agents and AI systems capable of generating new IP metadata, structures, or classifications Be a strategic partner to the CEO and CTO?help shape the future of AI in chip design ?? What Were Looking For Proven experience with LLMs (OpenAI API, HuggingFace, or custom fine-tuning) Strong grasp of RAG pipelines and vector search (Milvus, FAISS, ElasticSearch, hybrid search) Python backend experience (FastAPI or equivalent frameworks) Ability to train or fine-tune models for niche, highly technical domains Understanding of metrics to evaluate generative models and search accuracy Entrepreneurial mindset?able to move fast and iterate with limited resources Willingness to work for equity (with future compensation as we scale) ???? Bonus Points Exposure to semiconductors or EDA tools (even basic knowledge helps!) Experience launching AI-powered product features from scratch Skills in prompt engineering, chunking, and RAG system optimization Familiarity with agent frameworks, tools, or tool-based reasoning Academic research background or notable open-source contributions in ML/NLP ???Why Join Us Youll be the AI owner at a fast-growing deep tech startup Real, hard problems in LLM search, generation, and reasoning to solve Opportunity to shape how IP is created and discovered across the chip industry Work directly with a founder-CEO with a PhD in chip design and an MBA from Duke Build a category-defining product in an untapped multi-billion dollar market Show more Show less