We build APIs and products that help companies fight fraud and automate cumbersome compliance requirements. (Demo: click "See How It Works" https://blockscore.com/)

We're looking for a highly experienced Ruby backend engineer who wants to improve how we use data to fight fraud. You will be a lead member of our software team as we scale up our engineering efforts and will build products that hundreds of businesses use every day to make better decisions. You will help plan, architect and implement both public-facing and private APIs while maintaining a high level of regard for user experience, stability, security and performance.