Josh Morrow is a versatile software engineer and technical leader with 12 years of experience building developer-facing tools, front-end UIs, and resilient backend systems. Based in Oakland, he’s held hands-on leadership roles at Replay.io—leading both backend and time-travel teams—and now contributes as Member of Technical Staff at Modal while running his own startup, Triple Flip LLC. His open-source work includes notable UI contributions to Replay.io’s DevTools and performance-focused enhancements to the esoteric Orca language, reflecting a knack for shipping high-quality developer ergonomics. He’s built offline-first data collection systems for health research, developer documentation with embedded consoles, and production React/Go stacks—demonstrating both product sensibility and engineering rigor. Colleagues describe him as someone who treats care and quality as inseparable, applying that philosophy from UX details (keyboard navigation, heatmaps) to backend reliability.
12 years of coding experience
9 years of employment as a software developer
Bachelor of Science (BS) Environmental Studies, Bachelor of Science (BS) Environmental Studies at State University of New York College of Environmental Sciences and Forestry
Computer Science, Computer Science at SUNY Geneseo
Contributions:692 reviews, 312 commits, 616 PRs in 1 year 3 months
Contributions summary:Josh primarily contributed to the user interface aspects of the `replayio/devtools` repository, specifically related to the development and modification of user interface components. Their work involved changes to the default video player height, reducing unmounts when hiding DevTool panes, and implementing arrow key navigation within the console's command history. Furthermore, the user introduced features like displaying code heatmaps and expanded the display of network request details. Additionally, they worked on various UI improvements and fixes, including updating the library's UI with the addition of several features.
Contributions:8 commits, 1 PR, 2 comments in 3 days
Contributions summary:Josh focused on enhancing the `orca` esoteric programming language, primarily through modifications to the cursor and terminal functionality. Their contributions involved implementing features for cursor scaling and selection, alongside refactoring the underlying logic for improved efficiency. The changes include the addition of functions like `updateBox` and `calculateBounds` to manage and memoize crucial cursor properties, improving overall performance. Moreover, they corrected bugs related to cursor selection.
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Josh Morrow - Member Of Technical Staff at Triple Flip LLC