AI Field Engineer - AI Natives

The role

AI Field Engineers embed with AI-native customers to turn complex AI problems into production systems. You will build POCs, MVPs, and production integrations while managing technical relationships and providing product feedback.

What you will do

• Build end-to-end POCs and MVPs alongside customer engineering teams
• Architect inference foundations for GenAI core products
• Run load tests and establish latency, throughput, and cost baselines
• Deploy and validate new model families on inference frameworks
• Guide customers on model selection, fine-tuning strategy, and evaluation methodology
• Build and run fine-tuning pipelines directly with customers
• Design and implement evaluation frameworks
• Lead structured discovery conversations to unpack customer pain points
• Own the technical relationship from first engagement through production deployment
• Translate customer pain points into concrete product proposals

Required qualifications

• 5+ years in a hands-on, customer-facing technical role
• Demonstrated ability to build production software with customers
• Strong Python skills
• Familiarity with Kubernetes and infrastructure engineering
• Working knowledge of the LLM stack
• Experience with cloud infrastructure (AWS, Azure, GCP)
• Experience deploying models on GPU infrastructure
• Exceptional communication skills
• Experience building or integrating agentic systems, tool-use chains, or AI-native developer toolchains

Nice to have

• 10+ years in technical field or engineering roles
• Experience with inference serving frameworks (vLLM, SGLang, TensorRT-LLM)
• Prior experience at a company with a forward-deployed or embedded engineering model
• Prior experience as a technical founder or early engineer at an AI-native company
• Track record taking GenAI POCs from prototype to production-scale deployments
• Experience with hyperscaler AI platforms (Azure AI Foundry, AWS Bedrock/SageMaker, GCP Vertex)

Benefits

• Solve Hard Problems
• Build What’s Next
• Ownership & Impact
• Learn from the Best

About the company

Fireworks is a platform for specialized intelligence that enables companies to build, train, and serve AI models. It is a Series D company valued at $17.5 billion.