# Kos: AI Agents & Backend Developer > Kos is an AI agents and backend engineer in Taiwan with 18+ years in software, formerly tech lead for payment, wallet and content platforms, leading a team of 13+. Works with Laravel, Golang, Python and Node.js. - Website: https://www.aikos.cc/ - Contact: tps.sop@gmail.com - LinkedIn: https://www.linkedin.com/in/kos-wang-718a9661/ - GitHub: https://github.com/KosAIGoLa - Languages: Chinese (Traditional), English ## Experience - 2024/11 – 2026/05 · Engineering Manager, Undisclosed company (Led a team of 13+) - Payment System: Tech lead for payments; planned system architecture and technical design; Planned team work, ran code reviews and mentored engineers; Aligned product, support, risk and finance on scope and timelines - Wallet System: Tech lead for wallets; designed high-concurrency fund transactions; Assigned work and tracked project progress; Coordinated payments, finance, risk and QA on integration - Content Platform: Led architecture and development planning; Planned team work and coordinated third-party vendors; Coordinated front end, back end, QA and ops to ship - 2019/01 – 2024/10 · Senior PHP Engineer, AoChuang Technology - News Crawling & Full-Text Search: Built a news crawling platform and full-text search from scratch; Built high-concurrency crawlers with Hyperf and Swoole; Used RabbitMQ for scheduling, load leveling and async jobs - Built a high-concurrency crawling and search platform from scratch - Reliably processed million-scale news data daily - 2016/10 – 2018/01 · Senior R&D Engineer, ShengLian Network - Commission & Settlement: Rebuilt the multi-tier channel commission and settlement system; Built a configurable rule engine for multi-tier agents, channels and tiered rates; Built commission calculation, batch settlement and accounting - Rebuilt the multi-tier commission and settlement system - Shipped a rule engine for multi-channel, multi-tier and custom plans - 2014/08 – 2016/10 · Engineering Manager, Happy Home Realty (Led a team of up to 4) - Enterprise Management System: As tech lead, planned the architecture, technology choices, and development process; Assigned work, ran code reviews, and coordinated product, sales, QA, and other teams to deliver projects; Led the core platform architecture and core modules - Built a highly available platform and back-end architecture - Integrated internal and external systems via APIs - 2011/10 – 2013/10 · Engineer, YiTou Net - Smart-Card ID Verification: Built and maintained systems for government and enterprise clients; Ran client interviews, requirements analysis and planning; Mapped client workflows and proposed technical solutions - Delivered systems for government and enterprise clients - Built a smart-card ID verification and secure login platform - 2010/10 – 2011/10 · Engineer, XiaoBing LiDaGong - Corporate Sites & Internal Tools: Built and maintained corporate sites and internal systems, from requirements to release; Built ASP.NET / C# business logic: members, data entry, search and reports; Integrated SQL Server: data access, query tuning and validation - 2008/02 – 2010/10 · Engineer, ZhiShi Technology - Corporate & Campaign Sites: Built corporate, campaign, and custom platforms across requirements, design, development, testing, deployment, and maintenance; Planned features and data flows; built databases, back ends and templates; Built and integrated third-party APIs and services - Delivered corporate, campaign and admin sites: members, surveys and more - Built reusable modules that shortened delivery ## Education - B.S., Computer Science & Information Engineering, Chung Hsin University of Technology (2004–2006) - 5-year college, Computer Application Engineering, Chung Hsin University of Technology (1998–2003) ## Certifications - Computer Software Application, Level C Technician (Taiwan national certification) - Computer Hardware Repair, Level C Technician (Taiwan national certification) - SCJP 5.0 (Sun Certified Java Programmer) (International certification) ## FAQ ### How much experience does Kos have? Kos has 18+ years in software, across 7 companies and 9 key projects. ### What technologies does Kos work with? Kos focuses on AI agent workflows and backend systems, mainly with Laravel, Golang, Python and Node.js. For payment and high-concurrency systems Kos uses Kafka, Redis, MongoDB and MySQL. ### Has Kos led a team? Yes. Kos was most recently Engineering Manager (2024/11 – 2026/05), led a team of 13+, responsible for Payment System, Wallet System, Content Platform. ### What payment systems has Kos built? Kos built payment order, top-up, withdrawal and reconciliation systems, plus member wallets and ledgers, with idempotency, compensation, retries, distributed locks and automated reconciliation. ### What certifications does Kos hold? Computer Software Application, Level C Technician; Computer Hardware Repair, Level C Technician; SCJP 5.0 (Sun Certified Java Programmer). ### How can I contact Kos? Email tps.sop@gmail.com, or use the contact form on this site. --- # Kos：AI Agents 與後端工程師（中文） > Kos 是台灣的 AI Agents 與後端工程師，有 18 年以上軟體開發經驗，曾任支付、錢包與內容平台技術負責人，帶領 13 人以上團隊。 ## 工作經歷 - 2024/11 – 2026/05 · 資訊主管, 公司名暫不公開 (軟體專案主管，管理 13 人以上) - 支付系統: 擔任支付系統技術負責人，規劃系統架構與技術方案；安排團隊開發工作、Code Review 及技術指導；協調產品、客服、風控、財務等跨部門需求與開發時程 - 錢包系統: 擔任錢包系統技術負責人，規劃高併發資金交易架構；管理開發人員工作分配與專案進度追蹤；協調支付、財務、風控及測試團隊完成系統整合 - 內容服務平台: 主導內容平台架構設計與開發規劃；安排團隊開發工作並協調第三方廠商串接；協調前端、後端、QA 及維運團隊共同完成專案 - 2019/01 – 2024/10 · PHP 資深工程師, 傲創科技股份有限公司 - 新聞採集平台與全文搜尋系統: 從零建置新聞採集平台與全文搜尋系統；使用 Hyperf、Swoole 建立高併發新聞採集服務；導入 RabbitMQ 建立任務調度、削峰填谷及非同步處理機制 - 從零建置高併發新聞採集與全文搜尋平台 - 每日穩定處理百萬級新聞資料 - 2016/10 – 2018/01 · 資深研發工程師, 聲聯網股份有限公司 - 通路分佣與帳務結算系統: 重構多層通路分佣與帳務結算系統；建立可配置式分佣規則引擎，支援多層代理、多通路及階梯式分佣規則；開發佣金計算、批次結算及帳務處理流程 - 重構多層通路分佣與帳務結算系統 - 建立可配置式分佣規則引擎，支援多通路、多層級及自訂分佣策略 - 2014/08 – 2016/10 · 資訊主管, 幸福家不動產 (軟體專案主管，管理 4 人以下) - 企業管理系統: 擔任技術主管，規劃系統架構、技術選型及開發流程；安排團隊開發工作、工作分配及 Code Review，協調產品、業務、QA 及其他部門共同完成專案；主導企業核心平台架構設計與核心模組開發 - 建立高可用企業管理平台及後端服務架構 - 完成內外部系統 API 整合，提升資料交換效率 - 2011/10 – 2013/10 · 工程師, 易透網股份有限公司 - 晶片卡身分驗證系統: 參與政府機關及企業內部資訊系統開發與維護；與客戶進行需求訪談、需求分析及功能規劃；協助客戶釐清業務流程，提出系統設計與技術解決方案 - 參與政府機關及企業資訊系統建置 - 建立晶片卡身分驗證及安全登入平台 - 2010/10 – 2011/10 · 工程師, 小兵立大功股份有限公司 - 企業網站與內部管理系統: 負責企業網站與內部管理系統開發維護，參與需求分析、功能設計、程式開發及上線維運；使用 ASP.NET 與 C# 開發後端商業邏輯，建置會員管理、資料維護、查詢及報表等核心功能模組；整合 SQL Server 資料庫，負責資料存取、查詢優化與資料正確性驗證，確保系統效能與穩定性 - 2008/02 – 2010/10 · 工程師, 知識科技股份有限公司 - 企業網站、活動網站及客製化平台: 負責企業網站、活動網站及客製化平台系統開發，涵蓋需求分析、系統設計、功能開發、測試、部署與後續維護，提供完整專案交付；依據需求規劃系統功能與資料流程，完成資料庫設計、後端商業邏輯開發、前後端整合及版型建置，交付符合業務需求的客製化系統；開發並整合第三方 API 與外部系統服務，提升系統整合能力與資料交換效率 - 獨立完成多個企業網站、活動網站及後台管理系統建置，涵蓋會員系統、問卷系統、形象網站、活動平台及企業管理系統等類型 - 建立可重複使用的功能模組與開發流程，提升客製化專案開發效率，縮短需求開發與交付時間 ## 學歷 - 中信科技大學 資訊工程 學士（2004–2006） - 中信科技大學 五年制專科 電腦應用工程（1998–2003） ## 證照 - 電腦軟體應用 丙級技術士（國家技術士證照） - 電腦硬體裝修 丙級技術士（國家技術士證照） - SCJP 5.0（Sun Certified Java Programmer）（國際證照） ## 常見問題 ### Kos 有多少年的軟體開發經驗？ Kos 有 18 年以上軟體開發經驗，待過 7 間公司、做過 9 個代表專案。 ### Kos 擅長哪些技術？ Kos 專注 AI Agent 工作流程與後端系統，主要使用 Laravel、Golang、Python 與 Node.js；金流與高併發系統常用 Kafka、Redis、MongoDB 與 MySQL。 ### Kos 帶過多大的團隊？ Kos 最近擔任資訊主管（2024/11 – 2026/05），軟體專案主管，管理 13 人以上，負責支付系統、錢包系統、內容服務平台。 ### Kos 做過哪些金流系統？ Kos 開發過支付訂單、充值、提款與對帳系統，以及會員錢包與資金流水，並建立交易冪等、補償、重試、分散式鎖與自動對帳機制。 ### Kos 有哪些證照？ 電腦軟體應用 丙級技術士、電腦硬體裝修 丙級技術士、SCJP 5.0（Sun Certified Java Programmer）。 ### 如何聯絡 Kos？ 寄信到 tps.sop@gmail.com，或使用網站上的聯絡表單。