Join us
Join us
Send your CV to: hr@yunjuetech.com
Urgent
Urgent
Senior Backend / Full-stack Engineer
Own backend main-loop iteration and architecture evolution — Skill execution, multimodal timeline pipeline, and self-evolution sandbox engineering delivery.
Python · FastAPI · PostgreSQL · Redis · async task orchestration
AI Product Manager
Define Skill trigger conditions, interaction scope, and card output. Iterate prompts and trigger rules directly with AI tools; drive per-individual personalization in production.
LLM · Agent · Prompt Engineering · Consumer product experience
Senior iOS Engineer
Own the iOS client experience, WKWebView card rendering framework, and on-device inference / privacy-split capability groundwork.
SwiftUI · SwiftData · WKWebView · Core ML
Agent Algorithm Engineer
Maintain the prompt system for production Skills, improve LLM Trigger Gate and self-evolution pipeline algorithms, and explore Agent orchestration architecture.
LangChain · LangGraph · ReAct Agent · Prompt Engineering
Human-Centric World Model Pretraining
Build the foundation model centered on people — full-pipeline training from multimodal signal alignment to pretraining.
Pretraining · Multimodal · Data
Hiring
Hiring
Milestones include hardware v1 tape-out, end/edge privacy split, the Realtime multimodal path, and the Human-Centric World Model pretraining kickoff.
What we value
Who will thrive here
| Dimension | What we look for |
|---|---|
| Interest | People who actually use quantified-self / wearables / personal AI — users of the product, not just builders |
| Toolchain | Comfortable using Claude Code / Codex / Cursor for real engineering delivery |
| Working style | Async + doc-driven; no dense-meeting habit |
| Background | CS / EE / design related; no brand-name school requirement — depth of work portfolio matters more |
Contact
Apply or refer
Send your CV to hr@yunjuetech.com, with the role you're applying for and one piece of work that best represents you.