Ethan Schatzline is a Staff iOS Engineer with 11 years of experience building consumer-facing mobile experiences and design-system infrastructure at Meta, now leading the Design Language engineering team. He’s shipped across core navigation, video player UX, and UI infrastructure, blending product-focused engineering with platform-level stewardship. A former startup co-founder and YC S12 alum, he brings entrepreneurial grit and a pragmatic approach to scalable mobile architectures. An active open-source contributor, Ethan expanded typography capabilities in the popular BonMot Swift library by adding nuanced fraction rendering, reflecting a keen attention to polished text and design details. Based in Tampa, he combines deep iOS expertise with a track record of mentoring teams and shipping elegant, high-quality UI systems.
11 years of coding experience
9 years of employment as a software developer
Computer Science Computer Software Engineering, Computer Science Computer Software Engineering at The University of Alabama
Contributions:8 commits, 1 PR, 4 comments in 1 day
Contributions summary:Ethan primarily contributed to the `bonmot` repository, a Swift library for attributed strings, by implementing features related to text formatting and typography. They added support for displaying fractions, including different fraction styles (diagonal and vertical) within attributed strings. These changes involved modifying code across multiple files, including example code, style definitions, and tests, showing a focus on expanding text formatting capabilities within the library.
A UIView subclass that allows the user to draw on it.
Contributions:3 releases, 70 commits, 5 PRs in 1 year 11 months
drawuiviewswiftiosuikit
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Ethan Schatzline - Staff Software Engineer (iOS) at Meta