Last Updated:

About me

GiangDDT contact


More than 5 years of hands-on experience in all levels of software development, including planning, analysis, design, implementation, testing and integration, maintenance. Love to think out of the box to provide optimized solutions for businesses. Extensive knowledge in large system architecture development and administration, network design. Product oriented. Hungry to learn new techniques and take on new challenges.


Software skills include:

  • Language: Python, PHP
  • Framework: CodeIgnite, Laravel, Django
  • Database: MySQL, PostgreSQL
  • Webserver: Apache, NGINX
  • Source version control: GIT
  • Developing SAAS system
  • AWS Cloud


RESS Start-up @

Co-Founder, Developer, Feb 2022 - Present

Start-up? How to reduce cost?

B2BE GSS Vietnam @

Senior Software Engineer, Mar 2019 - Jan 2022 (2 yrs 10 mos)

Software Engineer, Oct 2016 - Feb 2019 (2 yrs 4 mos)

Provided industry-leading solutions for Business-to-Business web applications integrating with Electronic Data Interchange (EDI) system:

  • Accounts Payable (Solution Expert): Inherit, extend, and maintain a three-way matching solution for Invoice, Purchase Order, Goods Receipt to automatic settle transaction in ERP system. Upgrade from hardcoded version to highly customizable one.
  • Web Trader (Main Developer): A generic user-friendly supplier solution for exchanging electronic business documents between client and suppliers. Helps client save upto 40% total building and operation cost. The solution includes self-managed supplier on-boarding, electronic document form builder, client-specific customization.
  • Other solutions and internal modules as Solution Expert and Contact Person: Document Comparison, Workflow, Expense Invoice, Version Control.

Clients: Rexel Group, United Natural Foods Inc, Edmundson Electrical, Volkswagen Group of America , Elgas and others.

Other responsibilities:

  • Be able to manage and deliver against the full software development lifecycle (SDLC) which includes user requirement analysis, designing and writing new software programs, testing and final deployment of the allocated projects;
  • Designed and implemented PHP web application, streamlining high-server traffic resource configuration and allocation;
  • Full-stack programming experience: PHP, HTML5, CSS3, JavaScript, JQuery;
  • Database design and application performance optimization (MySQL, MSSQL)
  • Install Linux server and virtualized environments using Docker, Hyper-V and Amazon Web Services;
  • Debug and troubleshoot layout and scripting issues across a variety of desktop and mobile browsers;
  • Created, communicated, and managed project plans;
  • Provided guidance and mentoring to allocated junior team members;
  • Worked to continually meet the expectations of project owners and users.