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πŸ‘‹ Hi, I'm Daniel Jung

Software Engineer based in Vancouver, BC
πŸ’‘ I build scalable systems, love learning backend internals, and enjoy working in collaborative teams.


πŸ”§ Tech Stack

Languages
Java β€’ Python β€’ C/C++ β€’ C# β€’ JavaScript β€’ TypeScript β€’ SQL

Frameworks & Tools
Spring Boot β€’ Spring Security β€’ Spring Batch β€’ JPA β€’ React.js β€’ Vue.js β€’ Next.js

Infra & DevOps
Docker β€’ GitHub Actions β€’ Redis β€’ RabbitMQ β€’ MySQL
AWS (EC2 β€’ RDS β€’ ECS Fargate β€’ Lambda β€’ EventBridge)


πŸš€ Projects

πŸ“ WHERE CAR

1st Place | Kernel360 Boot Camp | Mar - May 2025

Fleet management system tracking 15,000+ vehicles in real-time.

  • Scaled from 2,000 β†’ 15,000 TPS (+750%) via async, scaling, and tuning
  • Reduced DB latency by 93% using JDBC batch inserts
  • CI/CD: GitHub Actions β†’ ECR β†’ Lambda β†’ ECS
  • JWT-based secure auth with Spring Security + AOP

πŸ” Flaw Detector

Academic Project | Aug - Sep 2024

GitHub repo vulnerability scanner with LLM-based explanations.

  • Built with Next.js, Tailwind, Firebase
  • Integrated Llama 3 for contextual security feedback
  • Detected 100+ issues across 30+ repos

πŸ’» Online Code Compiler

Personal Project | Jun 2024

Containerized multi-language code execution platform.

  • Supported Java, Python, C++, C#, Ruby
  • Built with Spring Boot, Vue.js, Docker

πŸ“š Education

University of British Columbia
BSc in Computer Science (2023.09 ~ )

Langara College
Associate of Science in CS (2022.01 ~ 2023.08)


☁️ Certification

AWS Certified Solutions Architect – Associate
May 2025
Proficient in building cost-optimized, highly available cloud architectures.


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