AI Engineer

Sourced from feeny.ai

Chicago Trading Company (CTC) is a proprietary trading firm seeking an AI Engineer to build agent tooling and AI infrastructure for its engineers, quants, and traders. The role focuses on integrating LLMs, coding agents, and agent harnesses into firm-wide workflows, from inference and tracing to access controls. You will prototype new agent applications in research, simulation, and trading while improving the reliability of shared AI services.

• Build agent tooling used by engineers, quants, and traders
• Integrate new models, coding agents, and agent harnesses as the ecosystem evolves
• Build common infrastructure for inference, configuration, integrations, tracing, and access controls
• Build AI tools and interfaces for specific roles and workflows across the firm
• Improve performance and reliability of shared services and model inference
• Prototype new agent uses in research, simulation, and trading
• Work directly with users to understand workflows and guide product direction

• Experience building software with LLMs and agents, including tools, context, orchestration, and model APIs
• Familiarity with coding agents and tradeoffs between models, providers, and harnesses
• Comfortable working in Python, C++, and/or Java
• Experience building software used by other engineers or end users
• Comfortable across application code, developer tooling, infrastructure, and user-facing software
• Ability to take ambiguous problems from idea through production
• Hands-on use of agent technology outside of work

• Experience with model evaluation or benchmarking
• Experience with inference optimization, fine-tuning, or post-training
• Experience in financial markets or trading environments
• Experience with quantitative research, market data, simulation, or backtesting