JUN HONG LEE
Full-stack Engineer
Suwon
Overview
8
8
years of professional experience
Work History
Full Stack Web Developer
Samsung Electronics - Big Data Center (BDC)
03.2024 - Current
- Developed Full-stack Samsung Account dashboard including consent management interface using TypeScript/React frontend and Spring Boot backend APIs handling 100,000+ daily requests through API Gateway
- Deployed multi-region AWS infrastructure with CloudFront, EKS, ALB, and Route53 supporting 1.8 billion users across 256 countries
- Implemented Server Driven UI system reducing Frontend deployment dependency by 80% for consent management across global regions, enabling instant regulatory compliance updates through centralized backend configuration instead of multi-country frontend deployments
- Refactored core Sign-In authentication system for Samsung Account IAM serving 1.8 billion users, developing centralized Challenge API for ID, Password, Email, SMS with corresponding Frontend integration for improved maintainability
- Enhanced system security with reCAPTCHA integration, successfully blocking 560,000+ malicious requests daily during recent cyber attack attempts
- Built Samsung Authentication Library SDK with Silent SignIn functionality using ClientGroup concept and AWS DynamoDB for scalable session management, deployed to Samsung Health with 7-8 additional Samsung applications planned across Samsung ecosystem
- Built intelligent prefill system reducing registration form completion time by pre-filling 75% of required fields, enabling one-click signup with password-only input
Full Stack Engineer
Samsung Electronics - Global Marketing Team
09.2022 - 04.2024
- Developed full-stack web application using MERN stack (MySQL, Express.js, React, Node.js)
- Created social NFT marketplace platform to support financially disadvantaged young artists
- Led 4-member development team for Gangwon Youth Olympics official website
- Deployed smart contracts to blockchain using Hardhat framework and Solidity
Cloud Support Engineer
Samsung Electronics - Network Business
07.2017 - 09.2022
- Orchestrated cloud infrastructure automation using Python, Kubernetes, ArgoCD, OpenShift
- Implemented Zero-Touch Provisioning for Samsung network applications
- Streamlined deployment processes using Ansible playbooks and Terraform
- Managed enterprise-scale application deployments on OpenShift platform
Education
Bachelor of Science - Software And Telecommunication Engineering
Soongsil University
Seoul, South Korea 04.2001 -
Timeline
Full Stack Web Developer
Samsung Electronics - Big Data Center (BDC)
03.2024 - Current
Full Stack Engineer
Samsung Electronics - Global Marketing Team
09.2022 - 04.2024
Cloud Support Engineer
Samsung Electronics - Network Business
07.2017 - 09.2022
Bachelor of Science - Software And Telecommunication Engineering
Soongsil University
04.2001 -
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