* Recognizing and applying emerging technologies that can benefit the company.* Adjusting and optimizing work processes according to timing and project requirements to achieve high efficiency.* Write policies, establish guidelines, update the infrastructure, and refactor the code to comply with information assurance controls.* Design the architecture and implement the code for all AI projects, ensuring alignment with goals related to productivity, performance, cost-effectiveness, security, and scalability.* Develop tool to build and deploy code to AWS using Terraform.* Created a Terraform web interface to facilitate easier review of changes before applying them.* Establish the Continuous Integration and Continuous Deployment pipeline.

* Provide solutions and design a system capable of processing billions of messages from scratch.* Apply specific algorithms to enhance system performance.* Develop the pipeline framework to facilitate seamless integration of the core logic into the pipeline while also decoupling it from the infrastructure (e.g., the queue system)* Manage and diagnose issues with the backend system.* Establish the Continuous Integration and Continuous Deployment pipeline.* Provide technical solutions for team members.

* Deliver technical solutions and offer technical support.* Develop frameworks and integrate new technologies into our workflow to enhance product quality and reduce development costs.* Manage projects, including aspects such as time, scope, cost, quality, risk, communication, and resources.* Manage personnel.* Provide guidance to interns and contribute to research and development projects (such as Machine Learning and Mobile Frameworks).* Train team members.

* Develop websites using the Symfony Framework (PHP).* Founder of Symfony.vn, a website dedicated to sharing knowledge about Symfony with Vietnamese developers.* Implement website crawler.* Build a video search engine using PHP, MySQL, and Solr/Lucene. The index size is approximately 60 million records, with support for Vietnamese content.* Manage a team responsible for website development and maintenance.