Dat Nguyen
experience

Where I've worked

Roles I've held, the systems I helped build, and the impact I shipped along the way.

Full Stack Engineer · Ringkas

January 2023 — Now

Ho Chi Minh

Build and maintain core fintech systems for mortgage and loan processing in Indonesia.

  • Built the LOS (loan origination system) from scratch, improving performance and user experience compared to legacy system
  • Built and maintained the credit information service for requesting credit information for Indonesian citizens through Indonesia credit information system (CLIK)
  • Improved large file size upload to partner's system
  • Defined notification system handling email (SendGrid, Mailchimp, Mailgun), WhatsApp (Infobip, Qiscus), and Discord notifications
AWS LambdaPostgreSQLCloudWatchNode.jsTypeScriptSentryAWS Systems ManagerReactPlaywrightRedisTailwind CSSAnt DesignGraphQLPythonDjango
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Junior Full Stack Engineer · Papaya Insurtech

January 2022 — January 2023

Ho Chi Minh

Built insurance technology applications for claims management and insured person onboarding.

  • Built an application that helps insured persons submit their claims online and track the progress of claims
  • Added a feature to import batches of hundreds of insured persons to the system instead of doing it case by case
  • Integrated REST API with insurance companies in Vietnam
ReactNode.jsPostgreSQLAWS LambdaTypeScriptAnt DesignGraphQL
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Full-stack Developer · Vision-IO Vietnam

November 2020 — December 2021

Ho Chi Minh

Developed and maintained frontend web and backend core modules for web and mobile applications.

  • Developed and maintained frontend web and backend core modules
  • Built user interfaces and integrated web APIs with third party services
  • Designed and built RESTful APIs
  • Configured servers and integrated 3rd party applications with server side
  • Wrote unit tests for front-end web and back-end code
  • Fixed bugs for web application, mobile application, and web server
ReactReact NativeReduxTypeScriptNode.jsExpressMongoDBDockerAWSREST

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