I'm a cloud architect, developer, and open source author and maintainer. Currently a Senior Manager of Solutions Architecture at AWS, still writing code with AI and maintaining OSS. Deep expertise in cloud architecture, distributed systems, large-scale data platforms, and AI including agentic systems.

• Author of ActivityNotification: integrated user activity notifications for Ruby on Rails
• Author of agentverify: pytest plugin for deterministic testing of AI agents
• Maintainer of Fluent plugin for Amazon Kinesis: Fluentd output plugin for Amazon Kinesis
• Author of amazon-chime-sdk-rails: server-side Amazon Chime SDK for Rails

I write at Build at Scale (all posts, RSS, GitHub mirror) about architecture in production, from distributed systems to agentic AI, and the organizations that ship them.