Senior AI Agent Engineer

RevenueCat, Inc.; United Kingdom; Remote; GBP 147,000 - 200,000; Full time

Benefits offered by this job

Competitive equity

Fully remote environment

Flexible time off

Desk at a co-working space

Workspace budget and learning stipend

Job summary

RevenueCat is seeking a senior software engineer to build and scale our AI agent platform, impacting monetization tools for thousands of developers. You will own backend systems, orchestration, and tool execution, delivering reliable, observable features with a strong focus on shipping value.

You will mentor engineers, shape early architecture for an AI-native product, and collaborate closely with a remote team across the globe.

Qualifications

• 8+ years of experience shipping production systems.
• Built agents that others actually use and the systems around them: tool use, structured output, context management, evaluation, orchestration.
• Strong backend fundamentals: reliable, observable, secure systems.

Responsibilities

• Ship agentic features that power thousands of developers.
• Improve orchestration, evaluation, and trust layers in the agent architecture.
• Mentor engineers and participate in code reviews and architecture discussions.
• Communicate clearly with a fully remote team and customers.

Skills

Production systems

Agents usage

Backend fundamentals

Code quality

Product impact

Legacy code familiarity

AI tools

Knowledge sharing

Tools

OpenAI API

Anthropic API

Langfuse

Langchain

Slack integrations

Open source AI/ML tooling

Observability frameworks

Job description

RevenueCat is seeking a senior software engineer to build and scale our AI agent platform, impacting monetization tools for thousands of developers. You will own backend systems, orchestration, and tool execution, delivering reliable, observable features with a strong focus on shipping value.

You will mentor engineers, shape early architecture for an AI-native product, and collaborate closely with a remote team across the globe.