Hang Do 杜氏姮 (1996年生) With over five years of experience in software engineering, specializing in C#, I excel in crafting top-tier solutions. My commitment to detail ensures systems that consistently surpass user expectations. As an international candidate, I bring a rapid learning ability and a strong foundation in languages. Known for perseverance, responsibility, and prudence, I thrive in delivering excellence in software engineering. Languages: Chinese , English , Vietnamese [email protected] Taiwan Experience Cathay United Bank-Software Engineer, FebNow - Develop backend core features center related to online banking , some

and studying design pattern etc. Skills Programming C# WebForm(js, html5) Python(Basic) Visual Basic 6 Database Systems Oracle MSSQL MongoDB(Basic) Version Control Git / GitLab Frameworks MVC .NET Framework4.0~4.8 Data Format JSON XML Testing Unit Test JMeter(WebService/REST-API) mqtt-spy(mqtt protocol) Swagger API Document IDE Visual Studio 2017, 2022 Visual Studio Code Other Tools Draw.io (UML) GanttProject Languages 中文 English(TOEIC 700) Projects MR System Handshake Project Desc.: Handling MR System Handshake * Design communication protocol between MR and Stoker Role: System Analysis

端服務 1. 開發廠商使用後台系統 (B2B) 2. 開發消費者使用前台系統 (B2C) 3. 億級資料庫減量 20% 4. 效能分析、改善重點 API，效能改善達 300% 5. 制定監控系統訊息優化流程，Log 減量達 90% 6. 優化紅利點數系統，避免公司業績損失達 $6000 萬 7. 開

統設定 將原本分散的排程服務中心化 因應新玩法開發每日排程檢查資料是否正確 雲端互動, .NET Developer, Aug 2018 ~ May 2022 負責後端web api開發及維護，使用.Net framework或.Net Core開發API，搭配Entity Framework處理資料，資料庫則是使用MSSQL或PostgreSQL，處理的專案有： 配貨系統 有處理

移除對 MUI 的依賴。 建立元件庫 Storybook。 導入 Atomic Design 概念及 SOLID 原則重構 40 個以上的既有元件，並補上 Unit test 及 Integration test。 結合使用 Zustand 及 React Context API 建立以元件為最小單位的 State management，並搭配 Composition 設計模式使用，在抽象化的同時，避免複雜元件 Prop drilling 的問題產生。 統整、撰寫 UI 元

碼， 盡可能 發揮.net core框架的優勢、 提升重用率、可讀性和邏輯統一性 3.維護原專案.net core MVC架構，並於新開發階段導入Web API機制，以實現前後端分離的開發模式 4.持續優化原資料庫結構，轉移客戶現有資料並避免資料庫過度增長 資深軟

Chih-Hsuan (Peter) Chien - Seasoned C# developer adept at navigating and enhancing complex systems, with a track record of success in managing and troubleshooting large-scale applications. - Experience in Architect , Refactoring , and Redesigning legacy applications. - Experience in software development models like Agile(SCRUM) , TDD , DDD for Client-Server, Multi-Tier application. - Spearheaded extensive software development using C#, .NET, .NET Core, .NET Framework, MVC, Web API, JavaScript, JQuery, HTML5, Bootstrap, CQRS Pattern, and MediatorR. - Lead the advocacy for Clean Code, Object-Oriented Programming(OOP), SOLID Principles, Design Patterns, and Clean Architecture .