Caleb Friden
Senior IOS Engineer (SDE III) at Twitch
San Francisco, California, United States
Summary
👤
Senior🎓
Top SchoolCaleb Friden is a Senior iOS Engineer with 10 years of experience building high‑performance mobile video and real‑time systems, currently focused on playback and developer experience at Twitch. He progressed through multiple engineering levels at Twitch, driving video-health observability, integrating Amazon IVS, and leading Swift rewrites for critical components like Chat. As a former technical co‑founder and CTO of Map2Next, he designed architectures for real‑time data that reduced operational overhead and helped ship a consumer app. His freelance work includes shipping production apps for education, healthcare, and campus transit, demonstrating a knack for pragmatic, user-focused solutions. Based in San Francisco, Caleb blends deep domain expertise in iOS video with product-minded engineering and a playful approach to building delightful experiences. An early advocate for developer ergonomics, he builds tools and utilities that boost team productivity behind the scenes.
10 years of coding experience
7 years of employment as a software developer
Bachelor's Degree Computer Science, Bachelor's Degree Computer Science at University of OregonHigh School Diploma, High School Diploma at Del Oro High School
Spanish, Swedish
Stackoverflow
200reputation
106kreached
3answers
1question
Github Skills (99)
authentication10
ruby10
validating10
automation10
firebase10
firebase-authentication10
push-notifications10
swift10
android-apps10
firebase-database10
firebase-messaging10
android10
libphonenumber10
firebase-functions10
ios10
Programming languages (6)
Github contributions (5)
StarLard/StormGlassKit
Jun 2021 - Mar 2025
A pure Swift SDK for consuming the official Magicseaweed API
Contributions:5 releases, 2 PRs, 28 pushes in 3 years 9 months
apisdkpure-swiftswiftios
StarLard/GitStrip
Nov 2019 - Feb 2022
Contributions:7 pushes, 1 branch in 2 years 3 months
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