AI Applications Engineer

Arnold & Porter is an international law firm with offices throughout the United States, Europe, and Asia. The firm advises clients on complex regulatory, litigation, and transactional matters across a broad range of industries, including many of the world's leading companies and organizations.

We are seeking an AI Applications Engineer to design, develop, and implement AI-powered applications that enhance legal workflows and deliver value to our clients. This role will work closely with the AI Engineering team and firm stakeholders to translate complex legal and business needs into secure, reliable, and scalable AI solutions.

This role may work in the Washington, DC office under a hybrid work schedule or fully remote in a firm approved U.S. state.

The ideal candidate combines strong full-stack engineering skills with hands-on experience developing generative AI applications. They will be comfortable working with large language models, retrieval-augmented generation (RAG), cloud services, and sensitive data in a fast-paced, professional services environment.

Key Responsibilities

• Design, develop, test, deploy, and maintain AI-driven web applications using JavaScript, .NET, and Python, with a focus on performance, scalability, and maintainability.
• Develop and optimize prompts, context management strategies, and model outputs for large language model applications, primarily using Claude and Claude Code.
• Integrate Anthropic Claude, Azure AI Foundry, and other model APIs and RESTful services into firm applications in accordance with firm and industry standards.
• Apply RAG and related techniques to improve the accuracy, reliability, and usefulness of AI-generated outputs.
• Build and support internal data-driven tools, dashboards, and the underlying integrations with Azure SQL, Microsoft Graph/Microsoft 365, and on-premises data sources.
• Implement sound security practices across applications, APIs, and data flows, including the s