Hai Dang Nguyen Email & Phone Number

Ho Chi Minh City, Vietnam

Played key role on technical team engaged in back-end software development and implementation of business-critical modules and functionalities. • Assisted in design and implementation of multi-tenant Messenger application; developed back-end functionality; tested and deployed in multiple environments including Cloud (Azure) and on-premises. • Monitored and updated back-end environment to support over 2,000 concurrent users. • Performed troubleshooting, debugging, and upgrade of existing versions. • Created logging system using ELK stack; developed common library to standardize APIs logging into Microservice systems. • Integrated Messenger application with Janus WebRTC for audio and video calls.

Ho Chi Minh City, Vietnam

• Assisted in developing, analyzing, and deploying applications to production, as well as maintaining systems and performing data reporting.• Performed technical troubleshooting and upgrade of existing versions. • Implemented Java Web apps for Bosch China including iHotline ChatBot and Social Credit System. • Identified and analyzed customer requirements. • Conducted full stack development; designed mockup UIs and implemented front-end and back-end architecture for several critical applications.• Integrated ChatBot with 3rd-party services including Chatbot Engine, iService back-end, and WeChat message notification. • Deployed jHipster Framework, enhancing productivity. • Conducted penetration testing and resolved security issues for web applications.• Mentored and coached junior developers.

Ho Chi Minh City, Ho Chi Minh City, Vietnam

• Developed ThingBook Messenger; implemented iOS and beta Android versions; implemented message forwarder service to manage XMPP connections to reduce HTTP requests to back-end. • Implemented POC service allowing users to collaborate efficiently on Jira projects from Messenger app. • Developed responsive front-end interface using Angular, HTML5, CSS3, and Bootstrap; developed JavaScript library to generate starter code for public account’s HTML5 page. • Designed desktop application allowing non-technical users to design and execute repetitive user action scenarios on web applications, saving significant time, resources, and costs. • Implemented components to manage agent machines and distributed scenario execution; introduced ExtentJS reporting function.

Ho Chi Minh City, Vietnam

Delivered hands-on expertise in developing and maintaining in-house testing tools and testing frameworks.• Developed automated testing tools and scenarios for core harness libraries, installation verification, and repository load testing that measurably improved productivity for QA teams.• Assisted in analyzing test requirements for TestArchitect cross-platform automation software. Developed sample apps displaying full UI controls in multiple languages, assisting QA teams in verification.• Developed RESTful web service testing framework based on Open Source. Researched web services, microservices and DevOps; developed POC to demonstrate continuous integration.

Bachelor'S Degree, Computer Software Engineering

Master'S Degree, Computer Science

In progress via distance education, expected completion date - June 2023