Staff AI DevEx Engineer (AI)

TL;DR

Staff AI DevEx Engineer (AI): Architecting and building a foundational platform to enable teams across the enterprise to create, deploy, and manage AI agents, applications, and automations with an accent on democratizing AI capabilities through exceptional developer experiences. Focus on designing robust APIs, SDKs, and workflows, while ensuring production-grade reliability, observability, and security.

Location: Hybrid working policy; Must be based in the US (inferred from 401(k) and USD salary).

Salary: $198,200—$297,400 USD

Company

Sony Interactive Entertainment is building a foundational platform to enable enterprise-wide AI agent and application development.

What you will do

• Build comprehensive REST APIs, MCP servers, Python/TypeScript SDKs, and scalable backend services (LLM gateways, knowledge hubs).
• Design intuitive development workflows, scaffolding templates, and reusable workflow components for common AI development patterns.
• Create comprehensive documentation, tutorials, quickstarts, and example projects to enable self-service adoption.
• Build and integrate debugging, tracing, and observability tools purpose-built for AI applications.
• Implement evaluation, testing, and validation frameworks tailored for AI agent behaviors and LLM-powered workflows.
• Implement security guardrails, content filtering, and secure credential management to ensure platform compliance.

Requirements

• Expert programming skills in Python and TypeScript, with ability to write clean, efficient, and well-documented code.
• Substantial experience designing and building RESTful APIs, SDKs, and developer-facing tooling.
• Strong experience with containerization (Docker), orchestration (Kubernetes), and cloud platforms (AWS preferred).
• Proficiency with CI/CD pipelines, GitOps workflows, and infrastructure-as-code practices.
• Hands-on experience with LLM frameworks (LangChain, LlamaIndex), RAG architectures, embedding models, and vector databases.
• English: B2 required.

Culture & Benefits

• Top-tier benefits package including medical, dental, vision, and 401(k) matching.
• Generous paid time off, wellness program, and coveted employee discounts for Sony products.
• Role may be eligible for a bonus package.