Jinjun Xu
Engineering Lead | 0→1 AI Product Incubations @ Google Core Labs
- Role
- Software Engineer at Google
- Location
- Mountain View, CA, US
- LinkedIn followers
- 500 followers
About Jinjun Xu
Senior Engineering Leader and Manager with 20+ years of experience driving innovation and delivering high-quality user experiences in AI, Assistant, research, search, and ads. Proven ability to lead high-performing engineering teams (70+) to build and launch complex products, such as Gemini App and Google Play App Search. Expertise in product strategy, cross-functional collaboration, and fostering inclusive, high-performing teams that consistently exceed goals. Passionate about building innovative and impactful AI-powered products that scale and delight users.
Experience
Software Engineer
Nov 2006 — Present · Mountain View, CA, US
Eng Lead, Core Labs (2025 -)Leading 0→1 incubation of AI-powered products and agents within Google Core Labs, exploring transformative applications with enterprise-scale impact.Eng Lead, Gemini App Experience (20••••25)* Spearheaded the development and launch of Gemini App for Android and iOS, leading a high-performing team of 70+ engineers to create a best-in-class user experience. Drove key initiatives across the entire user journey, including frontend, device setup, user onboarding, prompt and response handling, feature discovery and user growth initiatives.Eng Lead, Google Assistant (20••••23)* Led a team of 40-60 engineers in building innovative mobile Assistant products, with a focus on creating a proactive and personalized user experience.* Spearheaded the development of AI-powered features for Pixel, the first deep integration of machine intelligence into Pixel devices.* Oversaw the rapid growth of proactive products by expanding feature sets and optimizing user engagement strategies.Eng Lead, Google Play (20••••20)* Led multiple teams focused on app search quality, app quality, and app understanding, initiated ML integrations, resulting in multiple times of growth in user acquisitions.* Founded Apps Universal search and Apps Content strategy, driving a content-forward design approach for the Play Store and app search on google.com.Tech Lead, Ads (20••••13)* Led AdSense for Domains and Radlinks, responsible for the full lifecycle of these ad products, from ad serving and UI design to quality assurance and publisher relationship management.Frontend Engineer, Google Photos (20••••09)* Developed and launched key social features for Google Photos.Research Engineer, Machine Vision (20••••07)* Research and prototyped object recognition for photos.
Education
UCLA
Ph.D., Applied Mathematics
Peking University
B.S., Applied Mathematics
Peking University
M.S., Applied Mathematics
Skills
- Social Networking
- Machine Learning
- Domain Parking
- Algorithms
- Data Mining
- Image Processing
- Mapreduce
- Large Scale Systems
- Photos
- Matlab
- C++
- Java
- C
- Distributed Systems
- Android
- Computer Science
- Search
- Python
- Applied Mathematics
- Parallel Computing
- Computer Vision
- Adsense
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