Back-end Engineer | Ahn Gyu-jin

CONTACT

  • Email. agj017@gmail.com

CHANNEL

SUMMARY

An 8-year experienced server developer capable of leading projects flexibly in alignment with business needs.

Proficient in designing scalable code based on OOP principles and developing high-quality software through TDD.

Expert in optimizing performance by efficiently utilizing physical resources through memory optimization, load balancing, parallel processing, and caching techniques.

WORK EXPERIENCE

XIDSOFT (Seoul, South Korea) | Full-time

Tech Leader Nov 2023 – Present
  • Designed, developed, and launched an AI model training platform for video and image processing.
  • Designed and developed an AI Video Management System (VMS) for CCTV cameras, providing real-time video analysis and management features.
  • Led a development team of six, establishing technical strategies and managing projects as the leader of the Korean office.

MVL (Seoul, South Korea) | Full-time

Server Developer Sep 2022 – Oct 2023
  • Developed a mobility platform for on-demand services capable of handling 100+ TPS.
  • Built a payment system processing over 100,000 daily transactions within the mobility platform.

Okestro (Seoul, South Korea) | Full-time

Server Developer Oct 2020 – Apr 2022
  • Developed a cloud platform for efficient multi-cloud resource management and successfully delivered it to a major bank.
  • Contributed to expanding enterprise adoption of the cloud platform, leading to a ₩51.5 billion (approx. $38M) revenue increase in 2023.
  • Joined as an early team member, designed new service architectures, and played a key role in the company’s growth from 20 employees to 400 in 2023.
  • Acted as a study leader, mentoring junior developers and facilitating technical knowledge sharing.

InterOn (Tokyo, Japan) | Full-time

Server Developer Dec 2018 – Apr 2020
  • Developed and successfully launched a Docomo telecom base station management platform, managing over 200,000 base stations.
  • Developed, optimized, and maintained the JWE hotel booking/payment/settlement platform (JWE).
  • Developed and continuously maintained the library management service for the Korean Cultural Center in Japan.

NSENSE (Tokyo, Japan) | Internship

Server Developer Jun 2018 – Nov 2018
  • Developed a Content Management Server for video and image recognition.

OPEN SOURCE ACTIVITIES

SKILLS

  • Languages: Java, Kotlin, Go, Python, JavaScript
  • Technologies: Kubernetes, RDBMS, NoSQL
  • Cloud Platforms: AWS, GCP, Firebase

LANGUAGES

  • English: OPIc IM3 (Aug 5, 2020)
  • Japanese: OPIc AL (Jul 26, 2020)

EDUCATION

  • Bachelor’s Degree in Computer Science – Busan University of Foreign Studies (BUFS) Feb 2018