Technical Product Owner – AI & Agents

Rainforest

. Own the product direction for the agent harness, including the knowledge, skills, and tools that make it valuable beyond a thin wrapper on an LLM .

Posted 10/26/2026full-timeAtlanta • United StatesMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building agentic products and LLM-based systems, with a strong focus on evaluation, regression testing, and AI coding tools. Possesses exceptional communication skills to convey complex concepts to diverse audiences while thriving in a fast-paced, autonomous environment.

Highest-signal resume keywords

Agentic Product DevelopmentLLM Landscape KnowledgeAI Coding Tools ProficiencyEvaluation and Regression TestingMCP and Agent-to-Agent Protocols

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Agent Harness DevelopmentPrompt AssemblyModel SelectionTelemetry SystemsMulti-Model ArchitecturesEmbedding TechniquesEvaluation Suite BuildingRegression TestingHands-On CodingTechnical Background

Soft Skills

Exceptional CommunicationComfort with AmbiguityAutonomy in Fast-Paced Environments

Tools & Technologies

AI Coding ToolsTelemetry SystemsMCP

Industry Keywords

FintechPaymentsAgentic Workflows

Tech Stack

Tools & technologies

Assembly

About the role

Key responsibilities & impact

Own the product direction for the agent harness, including the knowledge, skills, and tools that make it valuable beyond a thin wrapper on an LLM
Define and build evaluation, regression testing, and telemetry systems that keep agents accurate as models and prompts change
Tune agent behavior hands-on across prompts, knowledge base, and skills in partnership with engineering
Drive model selection and routing decisions across multiple LLMs, balancing capability, latency, and cost
Design how clients’ agents interoperate with Rainforest through MCP and agent-to-agent communication
Make product changes directly using AI coding tools and partner with engineers to review and ship them
Serve as an internal thought leader on AI and agents, helping teams adopt agentic workflows
Represent agentic products externally with clients and the broader market

Requirements

What you’ll need

Hands-on experience building agentic products or agent harnesses, including tool use, memory, prompt assembly, and evaluation
Deep, current knowledge of the LLM landscape, including frontier and open-weight models and where each performs well
Daily fluency with AI coding tools and comfort making real code changes
Experience building evals or regression suites for LLM-based systems
Familiarity with MCP, agent-to-agent protocols, embeddings, and multi-model architectures
Strong technical background from product, engineering, or an adjacent role
Exceptional written and verbal communication, with the ability to explain complex systems to technical and non-technical audiences
Comfort with ambiguity and a high degree of autonomy in a fast-moving startup
Experience in payments or fintech is a plus
Must live in the surrounding Atlanta-metro area and be willing to come to the Buckhead office twice a week
Rainforest is unable to provide visa sponsorship

Benefits

Comp & perks

Comprehensive health benefits package
Unlimited paid time off
Paid parental leave
Fun and flexible working environment
Continuous investment in people and culture