Senior Software Engineer, AI

The Senior Software Engineer, AI role at Lattice is responsible for designing and shipping a robust AI evaluation framework, architecting reusable agent infrastructure, and contributing to production AI systems. The ideal candidate will have 5+ years of professional software engineering experience with significant time spent on production AI/ML systems, and strong hands-on experience with LLM-based systems and AI evaluation.

Requirements

• Experience with LLM-based systems: prompt engineering, RAG pipelines, agent orchestration, evaluation metrics, and model fine-tuning.
• Proven ability to work with data and understand statistics, especially in experiments.
• Strong command of AI evaluation: building eval frameworks, understanding the difference between a good eval and a vanity metric, and having opinions about it.
• Production-grade Python engineering: clean, maintainable, testable code.
• LangGraph or comparable agent orchestration frameworks.
• LangSmith or comparable LLM observability tooling for tracing, evaluation, and debugging.
• Vector databases (Pinecone or similar) and retrieval system design.
• AWS ecosystem or other cloud infrastructure (ex GCP). Comfortable with lambdas, queues, and cloud-native architecture.
• Familiarity with TypeScript is a plus.

Benefits

• Medical insurance
• Dental insurance
• Vision insurance
• Life, AD&D, and Disability Insurance
• Emergency Weather Support
• Wellness Apps
• Paid Parental Leave
• Paid Time off inclusive of holidays and sick time
• Commuter & Parking Accounts
• Lunches in the Office
• Internet and Phone Stipend
• 401(k) retirement plan
• Financial Planning
• Learning & Development Budget