LookInside

Product Designer

Hi, I'm Yuchen

I build clear systemsand polished experiences,turning complexity intosimple, shippable flows.

@ CodePay | NYC

Works

B2B Payment System
Design Systems at ScaleHigh-Trust UX (Risk & Clarity)Workflow SimplificationFeedback-to-Release LoopAI-first Prototyping

CodePay / Fintech Startup

B2B Payment System

July 2025 - Present

Founding designer across CodePay’s B2B payments suite (in-person solution + operations) — building a cross-product design system, refactoring high-trust workflows, and prototyping AI-first experiences.

Chat-based AI Agent
0→1 Feature DesignUser Research + Usability TestingConversion OptimizationHi-Fi PrototypingInteraction Design

BonCamel / E-Commerce Startup

Chat-based AI Agent

March 2024 - May 2024

Defined the end-to-end AI shopping flow (intent capture → recommendations → shortlist → checkout) and iterated through usability testing and A/B validation to improve purchase intent.

Autonomous Trucking
Safety-Critical UXDispatch Ops WorkflowsSimulation / ValidationEdge-Case DesignPrototype → Ship

DiDi / Mobility Platform

Autonomous Trucking

May 2024 - July 2024

Designed fleet ops + HMI interactions for autonomous trucking — mapping dispatch-to-execution workflows and defining risk-aware UI patterns for safety-critical scenarios. Built prototypes and simulations to validate faster, and shipped iterative improvements with engineering in a tight build–test loop.

Case Response Platform
Information ArchitectureHierarchy & Progressive Disclosure0→1 Product DefinitionScope & PrioritizationCross-functional Collaboration

Philly Truce / Community Safety NGO

Case Response Platform

November 2023 - January 2024

Designed a high-trust case response platform for rapid incident intake and triage — turning SMS reports into trackable cases with status, ownership, and resolution workflows.

Story

I've always liked making things, sometimes it starts as a visual idea, sometimes it starts as a small frustration I notice in daily life. Over time, I realized the work that keeps me most engaged is the kind that actually lands with real people.

What I'm chasing isn't “big words” impact. It's more concrete, launching something, getting it into users' hands, and watching it change how they move through a task or a day, whether that's making work simpler, decisions clearer, or the experience a little more delightful.

That's why my path gradually shifted from exploring many mediums in school to focusing more on product, because I like the moment when design stops being a concept and becomes something people can truly use.

I'm comfortable talking to users early, getting past the polite “sounds good” feedback and into what's actually hard, the constraints, the tradeoffs, the moments where they hesitate or lose confidence. I like turning those conversations into a clear problem framing and a few sharp bets.

Then I prototype quickly, not because research is optional, but because prototypes make learning cheaper. Recently, vibe coding tools have made this even faster for me, the cost of trying something and seeing a real result is much lower, so I can iterate more and align with stakeholders earlier.

I don't try to perfect UI at the start. I'd rather answer the real questions first, is this the right problem, does the flow hold up, what breaks at the edges. Once the direction is right, that's when I slow down, tightening the system, polishing the interactions, and making the UI feel intentional and reliable.

Right now I'm leaning more into product work and product decision-making. It lets me stay creative while staying close to real customers, real constraints, metrics, edge cases, and the messy parts of go-to-market. That's the kind of impact I'm after, not loud, just real.

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Yuchen