younganswer

About Me

Profile

Youngseo Hwang

Backend Engineer

Hello! I'm Youngseo, Collaborative Backend Engineer with hands-on experience in building scalable SaaS platforms using Nest.js, TypeScript, and modern architecture principles such as DDD and Clean Architecture.

Proven ability to translate business requirements into reliable backend solutions through close collaboration with cross-functional teams and iterative delivery cycles.

Skilled in Agile development practices, code reviews, and effective communication, continually improving both product quality and team outcomes. Driven by a passion for continuous learning and delivering meaningful value through technology and teamwork.

My Skills

C/C++

Shell

TypeScript

Nest.js

Collaboration

Growth

Learning

My Journey

Nov 2025 - Feb 2026 (Expected)

Backend Engineer Internship

ENKI WhiteHat
  • Participating as a backend engineer in the development of a new service that delivers security training environments in a SaaS model
  • Designing and implementing backend features using Nest.js across Controller → Application (Facade) → Domain → Entity/Repository layers, strengthening practical experience with DDD and Clean Architecture
  • Working closely with business and content teams to convert requirements into technical solutions, enhancing business-oriented problem-solving skills
  • Applying Agile practices through Daily Scrums and Weekly Sprints to prioritize timely delivery of internal MVP goals
  • Supporting service readiness by reviewing database designs and standardizing APIs to ensure reliable quality at launch
Apr 2022 - Mar 2024

7th Cadet

42Seoul
  • Completed 14 C/C++-based system level projects, strengthening core computer science fundamentals and practical problem solving skills.
  • Enhanced collaboration and communication capabilities through peer led studies and team based development projects.
  • Deepened backend development expertise through Docker focused personal projects and web service development in a team environment.
Mar 2019 - Feb 2025

Bachelor of Science in Software Convergence

Kookmin University
  • Focused on core Computer Science subjects and achieved top grades in Data Structures, Algorithms, and Databases (A+)
  • Strengthened my understanding of software development practices by taking courses such as Software Engineering and Object-Oriented Analysis & Design.
  • Completed an in-depth major track by taking over 82 major credits out of the 136 required for graduation, achieving a major GPA of 3.92/4.5.
  • Through multiple team projects showcased and deployed on campus, I launched two real services and continuously improved them by collecting real-time user feedback — strengthening my backend engineering capabilities.

Get In Touch

Have a question or want to work together? Feel free to reach out to me through any of the following channels: