Platform Backend Engineer for AI Infrastructure & Product

Fireworks AI; New York (NY); On-site; USD 140,000 - 210,000; Full time

Job summary

Fireworks AI is hiring a backend engineer to design and build scalable services powering its enterprise AI platform. You will own major product surfaces from architecture to production, improving reliability, performance, and developer experience.

You will collaborate with product, frontend, infra, and GTM teams and work directly with customers to understand pain points. The role emphasizes building real, scalable products rather than just infrastructure, with ownership and impact across teams.

Qualifications

• 5+ years of experience building backend systems.
• 2+ years of experience with AI — agents, bots, or building on top of models.
• Ability to design scalable backend services and APIs.

Responsibilities

• Design and build scalable backend services.
• Own major product surfaces from architecture to production.
• Improve reliability, performance, and developer experience.
• Work directly with customers to understand pain points.
• Ship enterprise-grade features without enterprise slowness.
• Use AI tooling aggressively to automate workflows.

Skills

Backend design

APIs

Developer tooling

Cloud services

Collaborative with humans & AI

Tools

APIs

Developer tooling

Job description

Fireworks AI is hiring a backend engineer to design and build scalable services powering its enterprise AI platform. You will own major product surfaces from architecture to production, improving reliability, performance, and developer experience.

You will collaborate with product, frontend, infra, and GTM teams and work directly with customers to understand pain points. The role emphasizes building real, scalable products rather than just infrastructure, with ownership and impact across teams.