Josh Callender

callender.dev [email protected]@saponifi3d

Technologies

React, Python, Node.JS, Next.JS, Sass, Angular, GraphQL, JSCodeshift, Storybook, Webpack, Cypress, Puppeteer, Selenium, NPM, Yarn, Lerna, NX, Turborepo, ESLint, Jest, Artifactory, S3, CloudFront, EC2, Firebase, GitHub, Google Analytics, Photoshop, Figma, Illustrator, Jira, Agile Software Development

Experience

Senior Software Engineer

Sentry

1/20/2024 —> Present

Lead for Alerts & Notifications team
Senior Engineer at Sentry, a startup focused on error tracking and monitoring.
Took quick action to reduce database load; for Issue Alerts product by 94% by batching queries and processing, and Metrics Alerts product by 86% by offloading requests based on query size and frequency.
Architected and led development of workflow_engine; a unified platform integrating multiple product lines, enabling rapid creation of new products, integrating multiple product surfaces into one interface, improving development efficiency from months to days, and increasing/unifying the telemetry across products
Led and mentored a team of 12 engineers, driving the technical vision, facilitating product migrations, and ensuring clear communication across all levels of the organization for workflow_engine