About · the short version

Jianxiao (Shawn) Cai

Engineer & maker based in San Diego. The short version below.

Experience

Pixel Blue LLC San Diego, CA
Founder & Software Engineer April 2026 — Present
  • Launched Prec, an iOS recurring-checklist app (SwiftUI + SwiftData), from concept to App Store submission, owning full product lifecycle: market research, PRD, UX design, Swift implementation, and release pipeline.
  • Conducted competitive analysis across 5+ apps (PackPoint, Packr, TripList) to identify an underserved daily-reset use case; defined a 3-tier pricing model (Free / $2.99/mo / $6.99/mo) and brand positioning from scratch.
  • Leading product discovery for a Family Care coordination app targeting 63M US caregivers, conducting community observation, and competitive benchmarking of existing tools to define MVP scope and distribution strategy.
ivector Sacramento, CA
Software Engineering Intern Jul 2025 — Sep 2025
  • Designed 15+ UI screens in Figma and translated product requirements into user flows and interface prototypes.
  • Implemented 3 core application pages (home, login, registration) in Unity using C#, building navigation logic and interactive UI components.
  • Integrated Firebase Authentication supporting 4 flows (login, registration, password reset, email verification), establishing secure user account management within the app.
FORVIA HELLA Shanghai, China
Advanced Engineering Intern Jan 2024 — May 2024
  • Developed BLDC motor control logic in Simulink with auto-generated code, reducing manual embedded coding by 40%.
  • Established a reusable Model-Based Design workflow adopted across engineering projects, improving development consistency and iteration speed.

Education

UC San Diego La Jolla, CA
M.S., Computer Engineering 2024 — 2026
Shanghai Normal University Shanghai, China
B.Eng., Electronic Information Engineering 2020 — 2024