Jason Stewart
Staff Software Engineer - Mobile Developer Experience at Slack
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolJason Stewart is a Staff Software Engineer specializing in Mobile Developer Experience with six years of focused engineering and test automation at Slack, based in San Francisco. He progressed from Android-focused software-in-test roles to senior and staff engineering positions, blending deep mobile platform knowledge with developer tooling and productivity improvements. Jason’s background in SQA at Symantec and hands-on Android testing gives him a practical quality-first approach to shipping reliable mobile features at scale. He combines technical leadership with a history of building and expanding automation frameworks, helping teams move faster without sacrificing stability. Colleague-facing empathy and a steady rise through Slack’s mobile org suggest he excels at translating developer needs into robust, developer-centric solutions.
6 years of coding experience
8 years of employment as a software developer
California Polytechnic State University, San Luis Obispo
Github Skills (46)
kotlin10
espresso10
android-gradle-plugin10
intellij10
gcloud10
xcuitest10
android-test10
instrumentation10
android-applications10
java10
earlgrey10
firebase-test-lab10
udf10
android10
intellij-plugin10
Programming languages (5)
Github contributions (5)
jstewart5000/anvil
Dec 2025 - Dec 2025
Contributions:9 pushes, 1 branch in 4 days
slackhq/keeper
May 2020 - Nov 2025
A Gradle plugin that infers Proguard/R8 keep rules for androidTest sources.
Contributions:1 review, 2 pushes, 2 branches in 5 years 6 months
android-testgradle-pluginproguardgradler8
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