Software Engineer, AI Infrastructure

Fireworks AI is building the future of generative AI infrastructure, delivering high-quality models with fast and scalable inference. The Software Engineer on the AI Infrastructure team will design core systems and build tools to ensure the reliability and performance of the AI platform.

Responsibilities:

• Contribute to the design and development of scalable backend infrastructure that supports distributed training, inference, and data pipelines
• Build and maintain core backend services such as LLM CI/CD pipeline, control plane, and model serving systems
• Support performance optimization, cost efficiency, and reliability improvements across compute, storage, and networking layers
• Building frameworks and safeguards to ensure Fireworks AI has the best model quality in the industry
• Collaborate with performance, training, and product teams to translate research and product needs into infrastructure solutions
• Participate in code reviews, technical discussions, and continuous integration and deployment processes