Over the past few years, I’ve focused on building products and apps people can actually interact with. Since 2022, I’ve moved from XR to full-stack software, and now to integrating applied AI into development and products.

My most recent experience was an internship at Presage Care, a healthcare data company at PARISANTE CAMPUS in Paris. I contributed to the ongoing full-stack development of its healthcare website using Angular and C#/.NET. Alongside that, I’m building Resonova, a music radio app where AI hosts provide commentary between the songs you already listen to.

Available now · Paris · EN / FR / 中文

Pengyu Jie with his motorcycle at the Eiffel Tower at night

Paris · 2026

Available now

Selected work

Presage Care

Worked across the Angular portal and C#/.NET backend of a healthcare monitoring platform, including patient calendars, reporting, identity, and APIs.

Software Engineer Intern · Paris · Feb–Aug 2026

One calendar flow went from about 8 minutes to 46 seconds for ~300 patients.

  • Angular
  • C# / .NET
  • Azure DevOps
Pengyu Jie riding his motorcycle with a passenger at sunset

Moto Micro Tours

A web app for booking motorcycle tours and connecting riders with tour organizers.

Dashcam Cloud Service

A service that checks dashcam footage for tampering against records captured during recording.

XR / Spatial computing

MR

Mixed reality · Quest 3 · 2024

Mixed Reality Huarong Dao

Lead developer & designer · 2024

A sliding-block puzzle anchored onto your real desk — hand tracking and controllers, Passthrough, chaptered levels from 2×2 up.

  • Unity
  • MRTK
  • Spatial anchors

CCC · National 2nd · my first VR project · 2022

Chinese Characters Quest

Write Chinese characters in the air — gesture recognition, climbing and writing levels, a full-body VR rig.

Lead VR developer · 2025

EchoChamber 回音殿

Physics-based room acoustics — strike a bronze bell, a drum, a pipa with your hands and hear the room answer.

2022 contest entry · Pan-Pearl River Delta

Cyber Renaissance

A mixed-reality creative space in your own room — piano under your fingers, painting in the air, a board game on your real table.

Pico → NOLOVR

Device port · MangoTV VR · 5000+ company

MangoTV VR · Internship

VR Applications & Rendering Intern · Dec 2023 — Apr 2024

Ported MangoTV’s multiplayer VR social platform from Pico to NOLOVR headsets — input remapping and camera-rig adaptation, Addressables streaming for faster loading, plus Meta XR scene-understanding R&D for “virtual show” concepts.

  • Unity XR
  • Device porting
  • Addressables

More XR work

Experience

Pengyu JieParis · Available now

Mission passed

Fullstack intern, Paris — production healthcare software: Angular, C#/.NET, EF Core, identity, APIs. 88 merged PRs.

Tools

Tools I reach for

About

I like building the parts people actually use.

Software engineer in Paris — building in Unity/XR since 2022, with national awards along the way.

Case file · Professional · Feb — Aug 2026 · Paris

Presage Care

Software Engineer Intern

88

Merged pull requests · 3 production codebases

Weekly Brief · real dashboard (test institute)
Download CV

Weekly Brief — full report (test institute)

Presage Care Weekly Brief — the full weekly report for a test care institute: key indicators, vigilance points, predicted trends, territorial focus, team impact, most engaged teams and recommendations

Case file · Own product · 2026 — present

Resonova

Solo — building with AI coding agents

293

Merged pull requests · Mar — Sep 2026

How I solved it — engineering note →

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14:32iFruit