Principal Engineer @Uber leading the agentic engineering shift - Mobile, OSS, Advisor, Investor, Founder, Public Speaker - bsky.app/profile/tysmith.me

Joined September 2008
1,729 Photos and videos
Pinned Tweet
7 Jul 2022
Let's just suppress these.
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Ty Smith retweeted
It was a big week for Uber Engineering at hashtag #ICSE2026. Read the award-winning research and learn how we’re scaling our testing infrastructure below. AutoCover: Scaling Test Coverage: conf.researchr.org/details/i… AI-Driven Mobile Chaos Engineering: arxiv.org/pdf/2602.06223
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Mar 19
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Staying on top of code reviews and CI/CD updates shouldn't feel like a full-time job in itself. Check out this recording from @tsmith and Anshu Chadha from Uber's Developer Platform team on how we're tackling toil with Uber's Agentic Shift: youtube.com/watch?v=i1tZN41V…
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Agentic software engineering adoption is on fire at @Uber. 1,800 code changes per week are now written entirely by Uber's internal background coding agent, and 95% of our engineers now use AI every month across all the tools we track. This is a real reset moment for engineering; it's one of the most exciting times to lead. This shift requires builders to be curious and hands-on. I’m incredibly lucky to be surrounded by a team that’s doing exactly that. The best part is that the strongest adoption isn’t being pushed top down from leadership announcements; it’s coming from engineers who are quietly experimenting, quietly shipping, and quietly pushing things forward. I love spending time with those engineers because there’s no substitute for being close to the work. Over the last few months, we leaned in hard, and the results have been phenomenal. The bigger shift: going agentic. 84% of AI users are now working with agent-style workflows, not just tab completion. Claude Code usage nearly doubled in 2 months (32% → 63%), while IDE-based tools have largely plateaued. Engineers are moving from accepting suggestions to delegating tasks. Even within traditional IDEs, ~70% of committed code is now AI-generated. Background agents are writing code autonomously. Our internal background coding agent went from <1% of all code changes to 8% in just a few months. There is zero human authoring. Engineers review and approve, but the code is written entirely by AI agents. The role of the engineer is shifting - from writing every line to architecting systems and reviewing AI-generated code. More to come from the @UberEng team in the coming days.
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At @Uber, AI isn’t replacing developers – it’s helping them move faster. In this KotlinConf talk, @tsmith shows how Uber uses LLMs, RAG, and the Model Context Protocol to automate Java→Kotlin migrations safely across millions of lines of code. 🎥 Watch the full talk here: youtube.com/watch?v=K2PN03Ae…
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Technical excellence meets real-world leadership at #dcnyc25 🚨 The techlead summit is your toolkit for the next step in your #MobileDev career. @tsmith goes over #AI code assistants to agentic systems & explores how top teams are using AI to boost #dev productivity across the SDLC. nyc.droidcon.com/speakers/ty…
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Our first in-person #DPE meetup of 2025 is @PinterestEng offices in SF on Thurs Jan 23 from 3-6 PM. we have talks from @rpalcolea @AubreyChipman @NetflixEng on Testing, Pinterest on Prompt Engineering, and @Gradle on Failure analytics RSVP: dpe.org/dpe-san-francisco-to…
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4 Dec 2024
I’m building out @UberEng's first dedicated @Kotlin Language platform team in our Amsterdam office to make Kotlin first class across Bazel, IDE, LSPs, Android, KMP, AI language migrations, backend services, & to help in the Kotlin Foundation. Apply here: uber.com/careers/list/136536…

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4 Dec 2024
Apparently the link embedded on Twitter is broken and prompting an app install. Click through the link on this cross post if you’re interested. bsky.app/profile/tysmith.me/…

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4 Dec 2024
Seeing a lot more posts and engagement over there these days, and posting more myself. Feels a bit more like Twitter from a few years ago before my following communities fragmented across 4 platforms and many folks stopped posting on social media entirely.
17 Nov 2024
Since many folks seem to be joining Bluesky, I'm bsky.app/profile/tysmith.me over there.
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17 Nov 2024
Since many folks seem to be joining Bluesky, I'm bsky.app/profile/tysmith.me over there.

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15 Nov 2024
Excited to finally be building the Kotlin Language Platform team out at Uber. Come work with us in our Amsterdam office!
We are creating a Kotlin team in Amsterdam office @UberEng ! 🥳 Let's work together! You can check out the roles and apply here. uber.com/us/en/careers/list/…
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From the @CoffeeAndOSS Archives, I chatted with @tsmith about all sorts of great #tech and #oss topics. Access the stream or listen to the podcast below. Be sure to like/subscribe. Thanks for tuning in! coffeeandopensource.com/gues…

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amazon's hybrid work policy, explained:
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Breaking: NEW bombshell JD Vance video by MSNBC & Rachel Maddow. JD Vance wants to shut down American universities & business using extra constitutional powers. He wants to rip them out like a tumor and install political religion. Vance is following the plans of right-wing blogger Curtis Yarvin who suggests deleting the entire Federal Government and replace it with a dictator | CEO. (Trump, Musk) Maddow has the receipts and video.
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18 Sep 2024
See you tomorrow!
18 Sep 2024
Excited to be hosting the mobile developer productivity engineering panel @droidconNYC tomorrow w/ #DPE leaders from Uber, Meta, TikTok, and Block. Come join us
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Excited to have @tsmith, @DJRooz, @droidchef, Jesse Wilson, & Kiki Chang— a panel of #Android experts—discussing #MobileDev productivity, tooling, AI, & remote development for large-scale #mobileapps. Topics include #IDE plugins, CI/CD, measuring productivity, & balancing speed with quality at #dcnyc24 👏 nyc.droidcon.com/rooz-sf/
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22 Aug 2024
My first public talk on addressing the "Mobile Ceiling" for careers.
Join us at #dcnyc24 for a must-see session with @tsmith 🚨 In this #Android talk, learn what it takes to advance beyond senior engineer levels, with insights from Uber, realistic expectations, & strategies for overcoming specialized challenges. nyc.droidcon.com/ty-smith/
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14 Aug 2024
The Android SF meetup is meeting tonight to talk about AI-based testing with some great speakers from @UberEng. meetup.com/sfandroid/events/…

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