Artificial Intelligence Engineer

Direct W2 contractors only! No 3rd party agencies! We are not able to sponsor H1B Visa Holders! Hybrid contract 3 days onsite and 2 days remote 12 months plus contract Candidates need to be located in the San Francisco Bay Area. Title: Senior AI Fullstack Engineer Our clients Early Clinical Development (ECD) department is seeking a Senior AI Fullstack Engineer to join the Clinical Data Insights & Automation (CDI&A) team, reporting to the Director of Software Engineering. The CDI&A team partners with stakeholders across Clinical Science, Clinical Operations, Medical Writing, Quality, and Regulatory to develop innovative software solutions that drive smarter, faster clinical development. You’ll design, build, and deploy applications powered by generative AI in close collaboration with AI scientists, developers, and product teams. Your work will directly shape how AI enhances data-driven decision-making and user experiences in clinical research. The Opportunity • Develop and innovate: Build next-generation applications that support and transform clinical development. • Integrate AI capabilities: Apply AI and large language models (LLMs) to streamline data workflows and insights. • Design intuitive interfaces: Create user-friendly, responsive front-end experiences. • Write quality code: Deliver clean, documented, and maintainable code; participate in reviews and promote best practices. • Collaborate cross-functionally: Partner with data scientists, engineers, and product managers to deliver AI-enabled solutions. • Ensure reliability: Develop, deploy, and monitor robust pipelines for AI-powered applications. • Stay current: Explore emerging technologies in AI, ML, and software engineering to enhance our systems. Who You Are • A hands-on fullstack engineer experienced in designing and implementing scalable AI applications. • A collaborative problem solver with strong technical breadth and a solid understanding of modern AI technologies, tools, and trends. • Comfortable working across the full stack—from intuitive UIs to efficient APIs and cloud deployment. Minimum Qualifications • Bachelor’s or Master’s in Computer Science, Engineering, Mathematics, or related field. • 5+ years of fullstack development experience. • Strong skills in front-end frameworks (Vue.js, React, or similar) and backend frameworks (Python Django, FastAPI, Flask, Next.js, or similar). • 2+ years developing and deploying AI/ML applications. • Experience designing RESTful APIs and integrating AI/LLM functionality. • Familiar with prompt engineering and AI-assisted automation (e.g., RAG systems, chatbots). • Experience with containerized architectures (Docker, Podman, Kubernetes). • Strong testing skills (unittest, Jest, Playwright) and familiarity with Agile methodologies. • Experience with AWS and data platforms like Snowflake. • Strong analytical, problem-solving, and communication skills. Preferred Qualifications • Experience with LLM fine-tuning, AI agents, and bias/fairness evaluation. • Familiarity with LangChain, Hugging Face, TensorFlow, or PyTorch. • Experience developing Microsoft Word add-ins using Office.js. • Knowledge of JWT, WebSockets, and DevOps/CI/CD practices. • Experience with CRDT frameworks (Yjs) and applying NLP/LLMs to clinical text. • Understanding of clinical drug development processes.