Design and develop Priceless platform using Linux, Apache/NginX, MySql (Global Multi-master replication, Amazon Aurora), PHP (Yii - MVC Framework), Go, Python, JavaScript (jQuery, React), AWS (S3, CloudFront, System Manager, Secrets Manager, CloudWatch, KMS, CloudHSM), JIRA, and Git

• Design Database Architecture (Multi Master Replication, Amazon Aurora, Redis)

• Frontend UI with php, html, css and javascript

• Backend processes and cron jobs

• Analytical Reporting and ETL

• Internationalization (40+ languages and 60+ currencies)

• REST and gRPC API

• Handling PII data on PCI compliance environment

Integrated APIs for payment gateways (Stripe, MPGS, PayPal, Braintree, Adyen), digital wallets (ApplePay, GooglePay, Click2Pay), social networks (Google, Facebook, Twitter), and shipping companies (Fedex, UPS, USPS)

• Content ingestion from various providers

• AI technologies for search and translation

Developing Website and Web application using Linux, Apache/NGINX, MySql, PHP (Yii - MVC Framework), JavaScript (jQuery, Angular), JIRA, and SVN.

• Frontend UI with php, html, css and javascript

• Shopping cart and checkout with Promotions and Gift Certificates

• Backend admin site and cron jobs

• Internationalization

Integrated APIs for payment gateways (Braintree, PayPal, CyberSource, Stripe), social networks (Facebook, Twitter), and shipping companies (Fedex, UPS, USPS)

Developing Website and Web application using MySql, PHP (Yii - MVC Framework), JavaScript (jQuery) and SVN as a revision control system.

A software consulting company offering software development, web design, and system management.

Designed, developed and implemented web based applications using latest web technologies such as AJAX, jQuery, Smarty and CSS

• Back-end management system for e-commerce web applications

• Front-end e-commerce web applications

Applied Paypal, Amazon and Google API to web sites and applications

Performed database modeling, programming and tuning for the web applications using Stored Procedures, Jobs, Functions, Views, Indexs, and Triggers

A software consulting company offering software development, web design, and software integration.

Designed, developed and implemented web based applications

• Project management system for make-to-order manufacturing industry (Quote, Sales, Invoice, PO, Task, Shipping, and Etc.)

• User participating e-commerce web site and its back-end management system

Developed front-end user interactive module of image search engine

• Developed a windows application to send user's intend (query image) to the image processing server by capturing images on user's screen and to receive images as results from image search with its information

• Developed image retrieve module to respond the user's request

Performed data migration, database modeling, database programming and performance tuning