Controllable, verifiable, recoverable AI development

Xiyang is Ci's AI-driven development consulting: workflow adoption, review and acceptance design, and team training.

Cover of a Mandarin-language book on AI-driven development, from Prompt to Loop, by Ci, published by 深智數位
《AI 驅動開發》 (AI-Driven Development), published by 深智數位 in September 2026.

What I do

Technical consulting

I worked as a consultant with a healthcare software team, helping review a technical handover and adopt AI-assisted development workflows.

Team name withheld.

Training and workshops

  • A hands-on AI collaboration course for a small design-industry team, taught on site.
  • Code for Taiwan community workshop: SDD and Harness, no engineering background required.
  • Code for Taiwan community talk with a hands-on session.

prospec: built and used by me

prospec is a Spec-Driven Development CLI I wrote. It is MIT-licensed and the source is public on GitHub. In August 2026 I presented at COSCUP what happened when I tested it across 15 projects.

Claude Code is my main tool for day-to-day development.

Title slide of the COSCUP 2026 talk on testing my own open-source SDD tool across 15 projects, 2026-08-08
Title slide from the COSCUP 2026 session (in Mandarin).

Talks, books and awards

2026

  • Taipei Claude Code Meetup, a 3-minute lightning talk on multi-agent development
  • DevOpsDays Taipei, "From writing to managing: building a GCP DevOps agent"
  • iThome AAday, "From a ticket to a pull request: automating a backend team's AI development with SDD"
  • COSCUP, "I tested my own open-source SDD tool across 15 projects"

2025

  • HWDC 2025, "Not using AI, but working with AI: adopting AI workflows from the front line of development"
  • JSDC 2025, "Building a multi-window cross-platform app: an enterprise case study with Electron and React"

Publication and award

  • 《AI 驅動開發:從 Prompt 到 Loop》 (AI-Driven Development: From Prompt to Loop), published by 深智數位
  • Honorable mention in the "佛心分享" (open sharing) category of the iThome Ironman Contest 2025, for the series "AI-Driven Development 實戰篇". That year I completed 2 series, 60 posts in total.

Bringing AI into your team's development?

Tell me where your team is and what you want to solve. I will reply on whether I can help.

Email me ci@ciyang.dev