Sep 2018 - Sep 2020

SOFTWARE DEVELOPER

Joe Wei Technology Co., Ltd.

Apr 2021 - Jan 2022

WEB Backend DEVELOPER

Duotify Digit Co., Ltd.

• Implementation of E-Invoice System (Turnkey, Ministry of Finance Gov. platform)－Buyers and sellers transfer electronic invoice deposit certificates through e-commerce/ERP－ Transfer B2B deposit certificates back and forth through TURNKEY (issuing, returning invoices, voiding, discounting, and voiding discounts).
  • Automated documents: Using WORD as a template, which is based on an application forum from the Ministry of Finance. It was automated in many aspects, including the results of the testing for uploading invoices.
  • Stress Testing : Uploads 1,000 invoice (B2B) at the same time
  • Environmental testing: Term track testing for electronic invoices.
  • Data Format : Communicate with government developers and coordinate with the system (format).
• Use Microsoft Visual FoxPro for maintaining products.
  • Protect data security based on the CS architecture local.
  • Control restrictions on the number of simultaneous users and different charging standards.
  • Encapsulate the form of similar functions to reduce repeated development.
  • Serial connection/database (dBASE and MSSQL)
  • Import and export CSV, and quickly create fields for customers (system transfer)
  • Make crystal report system and print. e.g. order list
  • Distinguish industries and unify data formats, such as hardware industry and car parts industry ERP System
• ERP System
  • Module : Quotation module, Order module, Shipment module, Account module, Invoice module, Inventory module, and Accounting system module
  • 1.1 Deduction of inventory on shipment
  • 1.2 Shipment record
  • 1.3 Inventory transaction records
  • 2.1 Statement
  • 2.2 Collection slip (cash account, bill barrier, check, and bank account)
  • 2.3 Accounts receivable, statement
  • 3.1 Invoice module (tax plus, output and input invoice)
  • 4.1 Inventory balance file, inventory transaction detail file, monthly inventory file－Split the data table for faster query.
  • 5.1 Subject loan type, transmission failure, accounting, and accounting voucher posting.
  • Conventional modules and functions: Orders, purchases, warehouse modules, inventory systems, picking modules, acceptance production, production management systems, production orders, accounts payable, orders, purchases, and outsourcing follow-up systems.
• Use WPF and NetCore's Web Api to develop data visualization and dashboard
  • Operational dashboard (order, shipment turnover achievement rate, order fulfillment rate, and accounts receivable rate)
  • Order follow-up (status of orders and materials)
  • Account inquiry (current receivable and payable status)
  • Business performance (business performance achievement rate)
  • Operational statistics (data related to overall performance)
• Migrate the system to the website from CS to BS architecture
  • Create Crystal Report to reach cross-platform client
  • AngularJS 
    • Template encapsulate some common components (comboBox, RadioButton, TextEdit, TextColorEdit, ui-grid, and ui-form)
    • Unify requested interface
    • Modular management
    • Gulp
    • Tab Window
  • Net core
    • JWT-Produce API access authority and role authority management
    • WebAPI－ Swagger API Document 
    • ORM－EF Core, Dapper, and LINQ to SQL.
    • Distributed system－ ocelot and health-check

• Build an e-commerce backend system which is a World-Class Travel Retailer From TAIWAN 
  • Angular13
  • Azure Search ( products search quickly)
  • Azure DevOps / CICD Pipeline / Agile Methodology
  • Net 6
    • RabbitMQ / gRPC
    • WebAPI－ Swagger API Document 
    • ORM－EF Core
    • MicroService / Distributed system