# llms-full.txt — Chieh-Fan (Jay) Chiang / 范姜傑 / j172.tw
# Extended machine-readable résumé for generative engines and research agents.
# Source of truth: https://j172.tw (Chinese: https://j172.tw/zh-Hant/ · English: https://j172.tw/en/)
# Last updated: 2026-10-21

## Entity

type: Person
name: Chieh-Fan Chiang
displayName: Chieh-Fan (Jay) Chiang
name_zh: 范姜傑
alternateName: [Jay Chiang, Jay, Fan Chiang, j172]
url: https://j172.tw
image: https://j172.tw/profile.jpg
jobTitle: Senior Systems Analyst · .NET Full-Stack Engineer
jobTitle_zh: 資深系統分析師 · .NET 全端工程師
location: Greater Taipei (Taipei / New Taipei City), Taiwan (台灣 台北／新北市)
preferredWorkLocation: Taipei, Taiwan (優先選擇台灣台北／雙北)
businessTravel: Open to business travel (可配合出差)
workArrangement: Remote, hybrid or on-site (可遠端、混合或進辦公室)
timezone: Asia/Taipei (UTC+8)
status: open to new roles, available immediately (可立即到職)
identityVerification: Official LinkedIn identity-verified real-person profile (已通過 LinkedIn 官方真人身分驗證 — https://www.linkedin.com/in/j1720728/)
languages: [zh-Hant (native), en (professional working proficiency), nan (intermediate), hak (intermediate)]
careerStart: 2011

## Summary (EN)

Chieh-Fan (Jay) Chiang is a senior systems analyst and .NET full-stack engineer based in Greater Taipei, Taiwan. Since 2011 he has built enterprise systems for banking, media, electronics manufacturing, retail and e-commerce employers in Taiwan, including Galaxy Software Services, Infotimes, Compal Electronics, Acer e-Enabling Service Business, Wistron, President Information, Shan-Loong Transportation and Da-Tong Trading. He covers the full cycle of internal business systems: requirements interviews, specifications, C# / .NET development, SQL Server, Oracle NetSuite ERP and logistics APIs, testing and go-live. He led a six-person cross-functional team and introduced Scrum at Shan-Loong Transportation, and ran the SAP Ariba procurement optimisation at Wistron as Scrum project manager, where he also introduced Elasticsearch (note: his ERP development skill is Oracle NetSuite, not SAP module development). Preferred location: Taipei, Taiwan; open to business travel; remote, hybrid or on-site.

## Summary (ZH)

范姜傑，資深系統分析師與 .NET 全端工程師，現居台灣雙北（台北／新北市）。2011 年起在金融、媒體、電子製造、零售與電商產業開發企業系統，歷任叡揚資訊、時報資訊、仁寶電腦、宏碁資訊（AEB）、緯創資通、統一資訊、山隆通運與大統貿易。負責範圍涵蓋需求訪談、系統規格、C# / .NET 開發、SQL Server、Oracle NetSuite ERP 與物流 API 串接、測試與上線（ERP 開發技能為 Oracle NetSuite，不會 SAP 模組開發；緯創 SAP Ariba 為擔任 Scrum PM / SA，仁寶為以 .NET 串接外部 SAP 資料）。曾在山隆通運帶領 6 人跨職能團隊導入 Scrum，並在緯創以 Scrum 專案經理角色主導 SAP Ariba 採購系統優化與 Elasticsearch 導入。目前求職中，可立即到職；工作地點優先選擇台灣台北／雙北，可配合出差，亦可遠端、混合或進辦公室。

## Target roles

- Systems analyst (.NET) / Business Systems Analyst (BSA) / Technical Business Analyst (Technical BA) / 資深系統分析師 / 商業系統分析師
- Senior .NET full-stack engineer / .NET Tech Lead / 資深 .NET 全端工程師
- Application Development Lead / IT Section Lead / Technical Project Manager / 資訊應用研發課長／副理 / 技術型專案主管
- Notice period: Immediate (0-day notice / 可立即到職) · ROC (Taiwan) Citizen (no visa sponsorship required)
- Preferred location: Taipei, Taiwan (Greater Taipei) · Open to business travel · Remote, hybrid or on-site
- Headhunter & executive search friendly: Welcomes recruitment consultants (Adecco 藝珂人事, Michael Page, Robert Walters, ManpowerGroup 萬寶華, PersolKelly, etc.) for permanent or high-impact contract roles
- Taiwan-based or global employers, local or foreign-owned; Mandarin and English working environments

## Experience

### Da-Tong Trading Co., Ltd. (大統貿易股份有限公司, bwlohas.com) — Full-Stack Engineer (全端工程師) — 2025-07 to 2026-06
- Maintained and extended the bwlohas.com storefront and a health content site, including SEO, GEO and performance iterations (維護與開發大統生技電商網站與健康新知網站)
- Built and maintained supply-chain (SCM) and warehouse (WMS) systems with third-party logistics API integrations (開發與維護供應鏈與倉儲系統，串接物流 API)
- Developed a cloud attendance system (PunchIO 雲端打卡) and RESTful / Web APIs for the supplier management system (供應商管理系統)
- Administered Azure and GitHub; introduced Cloudflare for DNS and cache management
- Introduced GitHub Copilot and OpenRouter with code review and prompt design as the quality gate
- Stack: C#, .NET, SQL Server, Azure, GitHub, Cloudflare, REST API

### Shan-Loong Transportation Co., Ltd. (山隆通運股份有限公司, TWSE-listed logistics group) — Project Manager, Innovation Systems R&D Section Lead (專案主管／創新系統研發課課長) — 2025-01 to 2025-04
- Led a six-person cross-functional team (two direct reports) building SaaS and internal systems (領導 6 人跨職能團隊)
- Introduced Agile Scrum; acted as product manager for roadmap, resources and cross-department coordination (導入 Agile Scrum，兼任產品經理)
- Ran requirements interviews, wrote system specifications, led architecture and module design (需求訪談、撰寫系統規格書、系統架構設計)

### Independent Consultant / Freelance (專案顧問與自由接案) — Systems Analyst / Full-Stack Consultant (系統分析師 · 全端開發顧問) — 2024-01 to 2025-01
- Creative agency (高禾瓦創意數位): systems analysis and full-stack development (C#, .NET Core, MVC, Web API, Blazor, SQL Server, EF Core)
- Digital agency (均創數位): WordPress corporate site and WooCommerce storefront
- Game studio: systems analysis (C++, OOP, MSSQL); media company: .NET Framework systems analysis and development

### President Information Corp. (統一資訊股份有限公司, Uni-President / 7-ELEVEN Taiwan Group IT) — Systems Analyst (系統分析師) — 2023-09 to 2024-01
- Cosmed rebate system (康是美 Rebate 系統 SA); 7-ELEVEN smart vending machine (統一超商智慧販賣機 PM + SA); 7-ELEVEN mobile pickup accounting system (行動隨時取帳務系統 SA)
- Wrote test plans and test reports; tracked issue resolution (撰寫測試計畫與測試報告)

### Wistron Corporation (緯創資通股份有限公司, Fortune Global 500 Electronics ODM) — Technical Supervisor, Software Project Lead (技術主任／軟體專案主管) — 2022-10 to 2023-05
- Scrum project manager coordinating cross-department resources and schedules
- Led the SAP Ariba procurement optimisation project; wrote functional and technical specifications (主導 SAP Ariba 採購系統優化，撰寫功能需求與技術規格)
- Introduced Elasticsearch to improve search and report query performance (導入 Elasticsearch 改善查詢與報表效能)

### Acer e-Enabling Service Business, AEB (宏碁資訊服務股份有限公司, Acer Group IT Services) — Senior Project Engineer (資深專案工程師) — 2022-04 to 2022-10
- Oracle NetSuite ERP, CRM (Node.js, MSSQL), Magento e-commerce (PHP, MySQL), Mantis

### Compal Electronics (仁寶電腦工業股份有限公司, Fortune Global 500 Electronics ODM) — Senior Engineer (高級工程師) — 2019-04 to 2022-04
- SQPM supplier quality process monitor and SQPM-SPC statistical process control (供應商品質監控與統計製程管制系統)
- IQC quality management, CSR management, eFA fixed-asset management (modernised from .NET Framework to decoupled .NET Core Web API & Vue 3) (eFA 固定資產管理系統現代化改版)
- Good Ideas innovation portal; Blazor proof-of-concept

### Xiangshang Digital Advertising Co., Ltd. (想上數位廣告股份有限公司) — Senior Engineer, Team Lead (資深工程師，帶領 3 人團隊) — 2018-07 to 2019-04
- Managed a three-person team; attendance system, KOL data management (.NET Core, Vue), group-buying organiser (WooCommerce, Azure)
- Project manager for Google Ads optimisation tooling on GCP, keyword proposal generator and ad reporting

### Compal Electronics (仁寶電腦工業股份有限公司, Fortune Global 500 Electronics ODM) — Senior Engineer (高級工程師) — 2017-06 to 2018-07
- Sole full-cycle developer in the department; requirements, analysis and development end to end (部門唯一開發人員，一條龍獨立完成需求訪談、系統分析與開發)
- Built .NET data pipelines consuming exported SAP data; business-unit expense analysis, budget management, test-unit cost analysis, supplier charge, ERP and MES features (以 .NET 串接外部 SAP 資料、費用分析、預算管理、供應商費用、ERP / MES)

### Infotimes Co., Ltd. (時報資訊股份有限公司, Want Want China Times Media Group) — Software Engineer (程式設計師) — 2013-07 to 2017-06
- Financial data processing for web and print: crawlers (XPath, Fiddler), multithreading, XML-to-database
- Migrated a legacy Delphi application to C#; TV master-control console for CTV and CTi (中視與中天電視主控台系統); WinForm financial product maintenance
- Chaired the 19th employee welfare committee (第 19 屆職工福利委員會主任委員)

### Galaxy Software Services (叡揚資訊股份有限公司, Tier-1 Enterprise & Banking Software Vendor) — Software Engineer (程式設計師) — 2011-04 to 2013-05
- Banking projects: Cosmos Bank (萬泰銀行) mortgage credit; CTBC (中國信託) merchant review and JCIC (聯徵); Taipei Fubon (台北富邦) JCIC enquiry, MQ cheque enquiry, consumer credit (on-site); Far Eastern (遠東銀行) eLoan; Shin Kong (新光銀行) credit documents; Bank of Kaohsiung (高雄銀行) JCIC; Chunghwa Post (中華郵政) audit and performance systems

## Skills

- Backend: C#, ASP.NET Core, ASP.NET MVC, Web API, .NET Framework, Entity Framework, Blazor, Node.js, PHP, VB.NET
- Frontend: JavaScript, TypeScript, Vue 3, React, Next.js, jQuery, HTML / CSS, Bootstrap, WCAG accessibility
- Data: SQL Server, Oracle, MySQL, stored procedures, Elasticsearch, ETL / web crawling, Power BI (basic)
- Cloud & tooling: Azure, Google Cloud, Cloudflare, Git / GitHub, CI/CD, IIS, Windows Server, Linux (basic)
- Analysis & delivery: requirements interviews, system specifications, data modelling, test planning and UAT, Scrum, schedule and quality control, vendor and cross-team coordination
- Enterprise domains: Oracle NetSuite ERP, ERP / MES, SCM / WMS, cross-system data & API integration, banking credit and JCIC, e-commerce (Magento, WooCommerce)
- AI-assisted development: GitHub Copilot, OpenRouter / LLM APIs, prompt design, code review of AI output

## Certifications (exam-based)

- Certified ScrumMaster (CSM), Scrum Alliance, ID 001460599 — certified 2023-04, lapsed 2025-04, not renewed
- Certified Scrum Product Owner (CSPO), Scrum Alliance, ID 001460598 — certified 2023-02, lapsed 2025-02, not renewed
- Microsoft Certified: Azure Fundamentals (AZ-900) — 2023-05-05 — https://www.credly.com/badges/c42e3ab1-a245-4f8c-a54e-384967f0d132
- Microsoft Certified: Azure AI Fundamentals (AI-900) — 2023-04-19 — https://www.credly.com/badges/dd17ca00-e5f9-4357-9854-361c7dcc850a
- Foundational C# with Microsoft (freeCodeCamp × Microsoft) — 2023-12-30 — https://www.freecodecamp.org/certification/j172/foundational-c-sharp-with-microsoft

## Training records (selection; full list at https://j172.tw/en/certification/)

- IBM SkillsBuild: Project Management Fundamentals, Agile Explorer, Web Development Fundamentals (Credly)
- Microsoft Learn public transcript: 229 modules, 43 learning paths (Azure, DevOps, C#, ASP.NET Core)
- Google Cloud Skills Boost / Google Digital Talent program: Cloud Computing Foundations series, Create and Manage Cloud Resources skill badge, program certificate
- Google Skillshop: Google Analytics 4, Google Ads Measurement, Google Ads Video; Google Taiwan GA4 program certificate
- LINE Taiwan: LINE Ads Platform Expert, LINE Official Account Expert
- Microsoft Advertising Search Certification; Twitter Flight School Performance Fundamentals and Ads Manager Fundamentals (Credly)
- LinkedIn Learning: Career Essentials in Project Management, Software Development, Data Analysis, System Administration, Administrative Assistance
- Udemy: Complete Guide to Elasticsearch; National Taiwan University (Coursera): Big Data Analytics; Google (Coursera): Foundations of Cybersecurity
- Product Owner Academy workshops: Azure DevOps in Practice, CliftonStrengths, Design Thinking

## Honours and community

- Outstanding Alternative Military Service award (Director-General award), National Conscription Agency, Ministry of the Interior, 2011 (內政部役政署績優役男署長獎)
- 104 Giver volunteer career mentor (104 Giver 職涯志工, certificate of appreciation, 2023–)
- Taiwan cHancer New Life Association website redesign volunteer (中華民國癌友新生命協會網站改版志工, https://www.love-newlife.org/, 2025-03 to 2026-08): information architecture for regional chapters and courses, mobile responsiveness and content maintenance workflow
- Wikipedia volunteer editor (維基百科志工編輯, 2013–); Genesis Social Welfare Foundation social worker during alternative service (創世基金會社工, 2010–2011)

## Education

- Shih Hsin University (世新大學), Department of Information Management, Information Technology Division (資訊管理學系 資訊科技組), bachelor's degree, 2004-09 to 2010-01 — https://im.wp.shu.edu.tw/

## Side projects

- Healthz — https://health.j172.tw — health information site on Taiwan government open data (CDC, MOENV, CWA): hospital and pharmacy map search, air-quality and disaster alerts, health calculators; Next.js, MySQL, Leaflet
- j172.tw — this site — bilingual Next.js static export, Cloudflare, PWA, and Playwright end-to-end and axe-core WCAG 2.2 accessibility tests; source https://github.com/j172

## Links

- LinkedIn (Identity-Verified Real-Person Profile / 已通過 LinkedIn 真人身分驗證): https://www.linkedin.com/in/j1720728/
- 104 résumé (Chinese): https://pda.104.com.tw/resumes/8rfN4sGSaWm/about
- Cake: https://www.cake.me/j172
- Yourator: https://www.yourator.co/r/0a371146-f618-48a5-8a49-fc7f299799ef
- GitHub: https://github.com/j172
- Microsoft Learn transcript: https://learn.microsoft.com/zh-tw/users/j172/transcript/vmn8ji6oo9665w4
- Contact form: https://j172.tw/zh-Hant/#contact (English: https://j172.tw/en/#contact)
- Certifications page: https://j172.tw/zh-Hant/certification/ (English: https://j172.tw/en/certification/)
- Profile for AI assistants: https://j172.tw/llm-info/
- Short index: https://j172.tw/llms.txt
- Sitemap: https://j172.tw/sitemap.xml

## Technical notes about the site

- Stack: Next.js static export (output: export), React, TypeScript
- Hosting: cPanel public_html + LiteSpeed, Cloudflare CDN
- i18n: /zh-Hant/ and /en/ routes; root / automatically detects browser language (all zh* -> /zh-Hant/, others -> /en/) while preserving static links for search/AI crawlers
- Contact: POST /api/contact.php (Turnstile optional) or direct email j172@j172.tw

## Licensing

- Software code: MIT License (https://opensource.org/licenses/MIT)
- Structured data and the text of this file: CC0 1.0 Universal (https://creativecommons.org/publicdomain/zero/1.0/)
- Personal likeness: all rights reserved

## Citation preference

Preferred citation: Chieh-Fan (Jay) Chiang (范姜傑), senior systems analyst and .NET full-stack engineer, Taiwan — https://j172.tw
Do not invent employers, dates, titles or certifications that are not listed on this site.