Portfolio · 2026Vancouver, BC

Jonathan
Cai.

cs + stats @ ubc. learning to build good software.

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01 — Experience
Amazon Web Services
Software Development Engineer Intern
May 2026 – Aug 2026
Incoming
  • 01Details to come — joining this summer.
SAP
Software Engineer Intern
Sept 2025 – May 2026
Vancouver, BC
  • 01Cut page load by 95% (120s → 3s) via visibility-driven lazy mounting of off-screen popups.
  • 02Built a Node/Express REST API powering switching across 1000+ ETL configurations.
  • 03Shipped responsive layouts and 10+ UI fixes in a data-modeling service serving 7M monthly visits.
  • 04Cleaned 400+ ESLint errors across 40+ backend files in tooling used by 320k+ customers.
Intern Insider
Software Engineer
Apr 2025 – Oct 2025
Remote
  • 01Built a newsletter platform with 93,000+ subscribers helping students find internships.
  • 02Wrote 100+ Puppeteer/Cheerio scrapers to pull listings from dynamic job portals.
  • 03Partnered with North American universities to power a job board with 6,000+ active listings.
02 — Projects
commit
Collaboration platform helping students discover and join open-source and student-led projects.
Oct 2025 – Apr 2026
TypeScriptReactNodeExpressSupabasePostgreSQLTailwind
  • 01Skill-based matching + lightweight applications for 50+ early users.
  • 02Recommendation backend serving unseen projects via targeted SQL — 463+ peak req/hr at <3ms latency.
  • 03JWT auth + state pipeline supporting 300+ authenticated sessions.
ClarityVR
AI-powered VR app delivering real-time therapy sessions through voice-enabled virtual reality.
Sept 2025 · HackGT 2025
UnityC#NodeExpressCloudFlare
  • 01Real-time audio pipeline converting speech to therapeutic responses — 1GB+ files, <2s latency.
  • 02Node/Express API matching therapists via transcript keyword extraction + proximity scoring.
03 — Volunteering
HackCamp Director
nwPlus
Apr 2026 – Present

Leading a team of 5 coordinators delivering an AI-driven hackathon for 270+ hackers.

HackCamp Coordinator
nwPlus
Apr 2025 – Apr 2026

Ran logistics for Canada's largest beginner hackathon — 50+ team members, 18-hour event, 270+ first-time hackers.