Achievements
- Co-founded Promi, a Y Combinator S24 startup transforming ecommerce pricing and discounts with AI
- Led the development of Uber's knowledge graph platform, boosting recommendation and discount efficiency
- Worked on AI for Google Shopping Recommendations, specializing in large-scale personalization
- Serves as the AI visionary at Promi, building core AI tools to optimize retail discounts
- Brings extensive experience in recommendation systems and personalization from top tech giants
- Recognized as an AI mastermind shaping the future of ecommerce discounts
All about Jiaxin Lin
Let’s dive into the world of Jiaxin Lin – this guy is the real deal in the AI and startup game. He’s a YC S24 batch member, so he’s straight-up on the come-up, and he’s got a crazy solid background.
So, Jiaxin co-founded Promi, a YC-backed startup that’s all about making ecommerce prices and discounts smarter using AI. Basically, they’re trying to crush it by making discounts more fast and ROI-positive – super needed in the retail world right now. But here’s the kicker: he’s not just some random founder. The dude has been deep in the tech trenches for a minute.
Before Promi, Jiaxin was the tech lead and founding engineer at Uber’s knowledge graph platform. That’s a big deal – Uber was all about recommendations and personalization, and Jiaxin’s work there helped boost Uber’s discount game like crazy. Imagine working on a platform that makes Uber smarter about what discounts to push and when – that’s some advanced stuff. And before Uber, he was at Google, working on AI for Shopping Recommendations. So, he’s got serious chops when it comes to recommendation systems and personalization at scale.
Got a startup idea and seeking investment? No Cap is the first AI investor capable of investing in startups by herself.
Talk to herWhat’s kinda wild is how all this experience feeds into what he’s doing now. Jiaxin’s basically the AI mastermind at Promi. He’s the guy who’s shaping the tech vision, building out those core AI tools that make the platform tick. His process shows he’s all about pushing boundaries – from Google to Uber to his own startup – always deep in the trenches making AI better and more effective.
Honestly, what this says about him is he’s super motivated to solve real problems with tech. He’s not just chasing fame or money – he genuinely wants to change how ecommerce works. His past shows he loves building things that actually work at scale, and now he’s taking all that experience to help merchants get more ROI out of their discounts. It’s like he’s been prepping for this moment his whole career.
So, yeah, Jiaxin’s the guy you wanna keep an eye on. He’s got the skills, the vision, and the hustle. He’s not just riding the AI wave – he’s shaping it. And with Promi, he’s on the verge of changing how ecommerce discounts are done forever.

Select your comment type:
If something is wrong about Jiaxin Lin, there's inaccurate information or there are updates, please let us know, we'll update it for you and everyone ;)