An Nguyen

Experience

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  Hitachi Consulting Vietnam (GCS Vietnam)

  Feb 2019 - Dec 2020

  Main responsibility: + Design Detail Design based on Basic Design of customer, discuss with team and customer about solution, estimate and planning + Create Gateway API, Lambda to get data and store it into DynamoDB, host static web with CloudFront and S3. + Debug and troubleshooting using CloudWatch Log + Configure raspberry using IoT Greengrass, push data from sensors to AWS. + Using NuxtJS and ChartJS to visualize data.Technologies used: + AWS, Python, Javascript Show less + Description: - This project customers want to store data into S3 and transform format data using AWS Glue. - Store final data in table Redshift, and visualizations chart using QuickSight.+ Team size: 8.+ My responsibilities: - Management account, create policy, and role for each developer. - Research solution and discuss it with the customer. - Coding AWS Lambda download file from URLs and store into AWS S3. - Create events in CloudWatch trigger Lambda to automate run Glue Crawler and Glue Job after upload files into S3. - Debug and troubleshooting using CloudWatch Log+ Technologies used: - AWS, Python Show less + Description: This is a powerful and secured system using cameras for traffic applications that enable traffic police to view Images, Reports incident traffic from anywhere through smartphones, tablets, desktops, and touchscreen devices with no need to download and install special software.+ Team size: 5.+ My responsibilities: - Design, implement a new feature for Mobile App. - BE Create API, maintenance, and improve code. - Estimate tasks for team members, research, and support FE and Mobile team. - Report status for PM, discuss bugs with QC.+ Technologies used: - Python, Django Framework - React Native, React Show less + Customer: Japan+ Description: This is a powerful and secured Clinical Image Viewer application that enables physicians to view Images, Reports, and Schedule appointments from anywhere through smartphones, tablets, desktops, and touchscreen devices with no need to download and install special software.+ Team size: 40.+ My responsibilities: - Develop new features for web-based radiology modules focusing on Image Viewer, Document Viewer, Messaging, Worklist, and Scheduler. - Review solutions and designs developed by team members, review code. - Support Junit in Spring Unit Testing. - Integrate OAuth2 technology - KeyCloak. - Directly communicate with the client for clarifying requirements, solution discussion. - Format error exception in Java, support design of new class to handle the exception. - Using PostMan and PgAdmin4 for testing.+ Technologies used: - Restful web services - HTML5, SCSS/CSS3, Typescript, Angular - PostgreSQL - Junit, Java. - Redmine, Git, SVN. - Keycloak Show less

  • Software Developer

    Sept 2020 - Dec 2020

  • Software Developer

    Aug 2020 - Oct 2020

  • BE Developer

    May 2020 - Sept 2020

  • FE + BE Developer

    May 2019 - Apr 2020

  • Software Engineer

    Feb 2019 - Apr 2019
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  Money Forward Vietnam Co., Ltd

  Jul 2022 - now

  Python Developer

  Description: A cloud service for businesses that visualizes in real-time the current state of and issues tied to companies’ management, with an aim to resolve identified issues.My team in RCI ( Receiver Cloud Invoice ) mainly focus on progress and provide tools for client upload, progress invoice to another product of the company.Responsibilities:- Engineered scalable web applications with Django, enhancing code efficiency and maintainability, which supported significant user growth without compromising system performance.- Collaborative efforts with cross-functional teams to design robust system architecture and technical specifications, notably improving project delivery efficiency and team collaboration.- Implemented Restful APIs and integrated GraphQL, substantially enhancing data retrieval efficiency and facilitating smooth third-party integrations, which broadened the platform’s capabilities.- Conducted in-depth testing and optimization, securing high application stability and performance, contributing to marked improvements in user satisfaction.- Integrated front-end interfaces with backend logic, significantly improving user experience and streamlining user interactions across the platform.- Leveraged advanced Python libraries for automation of critical data processing tasks, freeing up team resources for strategic development initiatives.- Streamlined communication with Customer Support, markedly improving issue resolution workflows and elevating client satisfaction levels.Developed a Django-based CMS for admin pages, optimizing the debugging workflow and enhancing support team efficiency, leading to quicker client issue resolution. Show less