- Actively taking lead in researching while mentoring other team members (squad size of 15) equipping them with new technologies - Provide architectural decisions across the organization regarding applying new technologies via Frontend Standards and Technical Roadmap - Responsible for overall team PR reviews of all Frontend related features across other team developers (actively 20 engineers) - Take lead and responsible for the overall Dashboard performance optimization - Handle application of Micro Frontends (via webpack Module Federation). - Provide consultations for UI / UX designs - Doing coding and solutioning on a daily basis

- Actively contribute in building new modules and features for the currently hosting website written using Angular on top of a .NET Core APIs backend application. - Initiated and handled converting the above web application into a new application written using React.js and node.js backend. - Handle optimizing database queries for all reports and charts features for better performance and accuracy. - Initiated research on top of the micro frontend architecture and actively experimented for SPIKE values.

- Responsible for the whole development cycle of the website - Leading a small team of 6 member responsible for the Landing Portal + CMS ecosystem - Doing coding and solutioning on a daily basis - Release manager & Devops

- Participated in clients pitching and won the project - Initialized PoC for both front-end client app and back-end infrastructure - Back-end solutioning and developing (ADC) - Devops

- Responsible for the whole development cycle of the program. - Doing coding and solutioning on a daily basis.

- Implement back-end API as a portal to handle vendors' various needs of integrating with core CRM. - Implement pixel perfect front-end design tasks and web application on vendors portal as well as CRM features.

- Implement a single page web application with lots of data and charts

- Implement back-end components as per requirement. - Implement front-end tasks as per requirement. - Contribute in SEO and A/B Testing activities and implementation as per requirement.

- Worked directly with the client's Product Owner providing insights on fulfilling client's requests. The request can be either a new feature, enhancement or utility - Actively leading a team of 4 Senior Sitecore and 2 Frontend developers responsible for architecturing and implementing Sitecore based Portal application - Was responsible for creating solutions for new features/enhancements - Was responsible for managing and developing Azure resources and services matching the client need at certain activities, e.g. new campaign, load/stress testing, disaster recovery, analytics, etc. - Was responsible for monitoring application statistics using both Azure Application Insight and Dynatrace - Was responsible for monitoring and developing the build server, proficient at using TeamCity as a build management tool - Was responsible for monitoring and developing the release server, proficient at using Octopus Deploy as a release management tool - Was responsible for writing PowerShell scripts to integrate all above mentioned tools, managing 8 different application environments - Was responsible for writing technical documentation for feature and application design.

- Implemented new features using MVC .NET as REST API; Angular for data binding. - Implemented API Authentication & Authorization module using OWIN.NET.

- Participated in project prospecting, pitching and discovery. - Supported pre-sales. - Designed solutions for back-end requests. - Designed project infrastructure. - Reviewed code and advised technical solutions.

- Implemented 3rd party API integration - Implemented middleware using communication bridge between Lotte.vn and Lotte Korea for data synchronization using NodeJS and socket programming.

- Designed Sitecore backend structure. - Implemented new features as Sitecore Components. - Reviewed code and advised technical solutions.

- Designed solutions and project infrastructure. - Implemented features by making extensive uses of Sitecore WFFM, Analytics, etc. - Developed “Search” and “index” using Solr and Lucene. - Reviewed code and advised technical solutions.

- Designed Sitecore backend structure. - Implemented new features as Sitecore Components. - Implemented new features by making extensive uses of Sitecore WFFM. - Searched and index implementation/optimization.

- Handled customers as well as the agency's expectations. - Implemented new features as design by making extensive uses of EPISERVER Pages and Blocks. - Implemented new features as designed by making extensive uses of EPISERVER XForms. - Designed Templates mapper.

- Implemented Payment Gateway as MVC .NET Web API. - Implemented new features as designed by making extensive uses of MVC.NET Web API. - Implemented Web API wrapper as Plugin using Reflection. - Wrote Unit Tests using MOQ and Interface implementation.

- Implemented eWay internal API as wrapper. - Implemented third party API integrations. - Created website based Portal to handle data importing/exporting. - Unit testings

- Handling customer's expectations. - Used Sitecore feature to develop websites following customer's requirements. - Optimized Indexing/Performance. - Reviewed code and advised technical solutions.

- Designed/developed architecture using VB.NET. - Developed layout using MVC Razor 4.0 for VB.NET. - Developed the front-end side. - Implemented Crystal Report viewer. - Tweak Crystal Report/Stored Procedures for local testing. - Enhanced and implemented application's features according to requirements. - Analyzed many customizations.

- Designed and developed architecture using C# .NET. - Developed layout using MVC Razor 4.0 for C# .NET. - Developed the front-end with HTML/CSS. - Implemented payment service using Stripe.NET API. - Implemented mailing service using SendWithUs API. - Enhanced and implemented application's features according to requirements. - Wrote Unit Tests using Moq and Interface implementation.

- Researched and implemented specific modules providing CMS utilized, semi-auto and smart Text Editor. - Documented Tokenization and Part of Speech Tagging. - Extracted Automatic SEO Keywords. - Classified document. - Analyzed the backend side. - Researched for specific algorithms, new technologies. - Data mining, handled gigabytes of raw data into refined material for Learning Machine. - Implemented Web Services.

- Actively maintained the legacy code and appearance to include new product placement and rotation, and support dynamic updates. - Rewrote the corporate website to utilize an OOP paradigm, converting it from Classic ASP to ASP .NET 2.0. - Wrote the complete design and custom code for the front page's advertising module using pure ASP VBScript. - Imported and exported data using self-found tool implemented in .NET written in C#. - Optimized performance in overall Solution which requires: C# Debugging, Javascript Debugging, SQL Server Profiling.