CareerPlan

Staff Software Engineer, AI Agent Platform & Runtime

USA - NY - New York City - BlueFlame AI / GrataFull-time$170k–$297k2026-10-27 → 2026-11-10
Hybrid

Core

Design and build foundational infrastructure for enterprise AI agents, including custom agent harnesses, layered memory, secure isolated execution, and resilient orchestration for high-stakes business workflows.

Role type

Staff Software Engineer (AI Agent Platform & Runtime)

Builds

Custom agent harness, layered memory systems, secure isolated execution environments, and resilient agent orchestration pipelines.

Domain

Enterprise AI, M&A technology, distributed systems, platform engineering

Deliverable

production ML models

Required skills

Backend platform architecture, distributed systems, asynchronous execution, Python, TypeScript/Java/Go/Kotlin/Rust, LLM application development, tool calling, agent orchestration, containerization, cloud-native infrastructure, data persistence, caching, event-driven architectures, multi-tenancy, secrets management

Preferred skills

Custom agent runtimes, agentic coding systems, persistent/hierarchical agent memory, secure code execution, sandboxing, Docker, Kubernetes, microVMs, multi-agent coordination, MCP servers, enterprise SaaS experience

Technologies

Python, TypeScript, Java, Go, Kotlin, Rust, Docker, Kubernetes, MCP

Responsibilities

Lead architecture of custom agent harness including reasoning loops and runtime controls; Design layered agent memory with retrieval and access controls; Architect isolated, containerized agent execution environments; Build resilient agent orchestration with failure recovery; Create secure tool integrations with safeguards; Establish agent evaluation and observability; Mentor engineers while implementing critical features.

Seniority

Staff, hands-on IC with strategic influence