Order, Invoice, Report using React. [ Reactjs, Nodejs/Express, Mongodb, AWS, Mapbox] Full Stack Engineer RebelWorks SeptemberAugust 2021 Jakarta, Indonesia products Campaign and Voucher & transaction from Shopping carts into Payment Gateway. Create Notifications (Callback) from midtrans (integrations payment notifications) Integrations with Bellesomics APIs for update and get SKIN result patient/customer using Guzzle Http. Handle Send to Paxel (Courier) Sales Order into Delivery Order system. [ Laravel, GO, Docker, AWS] Web Developer PT. Metrodata Electronics Tbk. JulySeptember 2019 Jakarta, Indonesia Develop ASEAN 2018 Payment gateway Tbank. Develop Payment Rumah Zakat Donation in IB

Chiyuang Tseng Chiyuang [email protected] Skills Programming language: Go, Python, C++ Developing tool: Linux, Git, Docker, Kubernetes, Postman Databases: MySQL, Redis, MongoDB, Firestore, BigQuery Cloud: GCP(Kubernetes Engine, BigQuery, CloudSQL, Cloud Storage, Pub/Sub), AWS(SES, SNS) Others: Nginx, ELK stack, RESTful API, Swagger Experience FebDec 2023 Senior Software Engineer, iKala(CDP) OctJan 2023 Software Engineer, iKala(CDP) Designed and implemented an URL shortener for event tracking Designed and implemented IAM module of CDP Responsible for 3rd party API integrations, includes Google Ads, AWS SES&SNS, Newsleopard(email), MAAC(LINE messaging provider), and EVERY8D

from monolithic architecture to a robust micro services-based framework, ensuring enhanced scalability, agility, and maintainability for the system. Revamped and restructured APIs in Node js , leveraging Stored procedures for enhanced efficiency and performance. Implemented APIs for customers and integrated subscription functionality based on JWT tokens to drive revenue generation. Actively participated in daily Scrum meetings to exchange status updates and get blockers resolved efficiently. Demonstrated expertise in feature grooming, feature development and bug resolution driving continuous improvement in application quality. Developed a pivotal feature for mobile applications using React Native . Designed and implemented

預測分析的網頁，同時做成網頁工具，提供研究員預測胺基酸醣基化使用。 與博士班的學長姐共同合作了dbPTM 2016: ten-year anniversary of a resource for post-translational modification of proteins的論文研究。負責資料處理與資料分析以及網頁撰寫，最後也發表在Nucleic Acids Research期刊上(點數。 Projects RISE.cm Service Server RISE

for team collaboration and development process management - Using Git for program version control / writing development documents / introducing and evaluating new technologies - Managing application feedback using Google Analytics Project intern 工業技術研究院 服務科技系統中心 • MarAug 2019 【Service System Technology Center】 Participated in health and fitness program projects, developing exercise-related applications, and assisting with project routine tasks. Job Responsibilities: - Responsible for monitoring exercise intensity programs, visualizing chart data analysis display - Developing tool programs (e.g., examples of health passbook integration programs) - Particip...

RAM. App optimization: omit unnecessary component re-renders and lifted heavy computation from UI, bringing back app refresh rate to 60 fps. Multiple language support: ensure all text on all flows are translated. Touched thousands of files while keeping the existing flow unchanged. Crypto transaction refactor: refactored error handling for crypto transactions to enhance reusability and prevent unexpected issues. Full Stack Engineer • Keller Williams Realty, Inc. DecemberMarch 2022 | Texas, United States. Remote Lead Frontend Engineer: led the frontend development of 10 CRM applications and made significant contributions to an additional 20. Responsibilities

from concept to implementation - Built a robust note-taking application leveraging Next.js and PostgreSQL, delivering an intuitive and responsive user experience - Deployed and managed scalable infrastructure across Vercel, Auth0, and Supabase, ensuring robust performance and secure authentication for user data - Implemented a subscription payment system from scratch, enabling recurring revenue streams Software Engineer • Klarna MarchFebruaryDeveloped a React-based merchant portal, actively used by over 500,000 Klarna merchants worldwide - Restructured the user authorisation model for the merchant portal using Node.js and PostgreSQL to align with evolving business requirements - Maintained a CI/CD platform using Jenkins