Retool

Software Engineer, Sandbox & Agent Executor

Retool
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4 hours ago

Responsibilities

  • Own agent behavior across product surfaces, including quality, safety, variance, failure modes, and tool and harness design.
  • Design prompting, context construction, retrieval, routing, tool-use strategies, and evaluation systems for long-horizon workflows.
  • Build and deploy agentic products in cloud and self-hosted environments, including sandboxed runtime infrastructure.
  • Diagnose and resolve nondeterministic agent failures using transcripts, traces, statistical signals, and production evaluation data.
  • Partner with product and infrastructure teams on provisioning, isolation, rollout, reliability, and safe deployment of agent workloads.
  • Mentor engineers and establish standards for reliable agentic product development.

Requirements

  • 6+ years of professional engineering experience owning complex production systems.
  • Production experience shipping agentic systems with context engineering, tool use, and evaluation frameworks at real user scale.
  • Hands-on experience with sandboxing technology and running agents in sandboxed environments.
  • Practical experience with Kubernetes or equivalent platforms such as EKS or ECS, with end-to-end service ownership.
  • Experience working across product, infrastructure, and evaluation layers of AI systems.
  • Experience mentoring engineers on agentic systems and engineering judgment.
  • Preferred experience building developer-facing surfaces such as CLIs, IDE extensions, or coding harnesses.
  • Preferred experience shipping into enterprise or air-gapped environments.
Retool

About Retool

201-500 employees

Retool builds a developer platform for quickly creating internal apps, workflows, and automations by combining visual components with code and connecting to existing databases and APIs. It sells cloud and self‑hosted enterprise subscriptions with governance, security, and permissions features for large organizations. Founded in 2017 and headquartered in San Francisco, it is privately held and used by engineering and operations teams across many industries.

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