Solo vibe-coded an AI travel itinerary generator from 0 to launch in 5 phases. Built with Next.js + TypeScript, powered by Gemini and DeepSeek, generating structured day-by-day travel guides. Shipped a complete product independently using Claude Code as the primary development tool.

Full-cycle UX redesign of the knowledge graph on a student learning pad. Drove self-correction rate from 12.75% → 37.13% and tripled knowledge graph conversion to 79.21% through data-driven interaction optimization.

Full-cycle redesign of the wrong answer notebook feature for 极课大数据's B-side learning tool. Restructured the experience around 4 key scenarios — high-frequency mistakes, bookmarks, smart recommendations, and all errors — with optimized detail pages and answer correction flows.

UX research and redesign of the answer card component for 一起教育科技's smart hardware product. Investigated usability needs across teachers, students, and parents, and proposed design solutions covering shape language, scoring display, correction flows, and question number rules.

Full-cycle UX redesign of the exam exception-handling flow for fclassroom (极课大数据 v1.7.8). Unified 5 anomaly types into a modular, scenario-driven interaction system, reducing user confusion and handling errors end-to-end.

0-to-1 design of a large-screen data visualization dashboard for 极课大数据's regional education bureaus. Structured key information zones — user data, teaching insights, resources, and academic performance — into a real-time command center serving district-level education management decisions.

B-side data analytics platform redesign for 极课大数据's cloud academic evaluation system. Unified chart interaction patterns and information hierarchy across the data center module, establishing a reusable component methodology for academic performance analysis serving regional education bureaus.

B-side data analytics feature design for ByteDance's AI learning platform (v1.2.6). Shifted academic reporting beyond answer results to in-process behavioral data — covering question-type time distribution, answer-process analysis, and report visual unification through a componentized design approach.

Full-cycle UX redesign of CGTN's English channel mobile app and web experience for 2023. Shifted product focus to mobile-first as CGTN pivoted its matrix toward mobile devices, redesigning news display, breaking news, specials, and content personalization following the principle of 'returning content to individuality, improving KOL attributes'.

Full visual and experience design for CGTN's 'Hello! Mars' science & art offline exhibition, timed to China's Tianwen-1 Mars mission. Covered exhibition concept, interactive game design, app UI, and commercial integration — bridging space exploration content with public engagement and brand storytelling.

Full-cycle redesign of CGTN's official website for the 2020 National Day, covering 11 content verticals (politics, economy, culture, tourism) across multi-language and multi-device. Led visual direction from data audit through 6 style concepts to final delivery.

End-to-end UX redesign of CGTN's internal B-side KPI timesheet management tool. Streamlined task logging, KPI tracking, and team workload visibility for editorial and production teams.

0-to-1 UX/UI design of DATABOX, CGTN's internal data visualization platform. Gave management a macro view of website and app operations, helped editors benchmark team productivity, and enabled individual journalists to track their news performance.

End-to-end UX research and redesign of Ziroom's house-showing appointment flow. Mapped the full journey from apartment search through online booking to offline viewing, identifying 8 critical pain points across manager coordination, multi-apartment scheduling, and in-app house comparison.

Full-cycle visual merchandising design proposal for Park Lane mall (Vanke Emerald Park community retail, Beijing). Covered 4 key zones — lawn inflatable, sunken plaza lighting, staircase, and atrium — under a children-first 'World of Flowers' theme, from on-site research through production specs and cost estimates.