YEJIN PARK

About

As a developer, I prioritize the developer experience (DX) above all else. To me, technology is simply a tool – my ultimate goal is to enhance the productivity and efficiency of my colleagues. I am a fast learner and am open to utilizing any tools necessary to achieve this objective.

I have diverse experience across various domains, including CI/CD, monitoring, and full-stack development. I am well-versed in iteratively improving and maintaining development tools based on continuous user feedback.

KEY STRENGTHS

  • Strong focus on optimizing the developer experience
  • Adaptable and quick to learn new technologies
  • Extensive experience in CI/CD, monitoring, and full-stack development
  • Adept at refining development tools through user feedback
  • Experienced in working within heavily regulated industries, including finance, security, and gaming

Contact

Gmail LinkedIn GitHub

If you have any questions or would like to discuss further, please feel free to contact me.

Career

Kakaopay

  • December 2022 ~ Present
  • SRE Team, Release Engineering Part (Full-time)
  • Developed custom internal tools to enhance operational efficiency and streamline testing processes
  • Automate software deployment and communication processes to enhance productivity and reduce manual effort
    • Resulted in a significant reduction of the deployment operations team from 10 full-time members to 1 full-time and 3 part-time members
  • Authored a technical blog post sharing insights and lessons learned from automating software deployment processes, contributing to the company's knowledge base and developer community (link)
  • Delivered two presentations at internal developer conferences, showcasing the team's achievements, best practices, and future roadmap, fostering knowledge sharing and collaboration across the organization (link)
  • Collaborated with the audit team to ensure compliance with strict security and privacy regulations while finding optimal solutions for development
  • Worked in an organization using Agile methodology (2-week Scrum)
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PearlAbyss

  • July 2021 ~ December 2022
  • GamePlatform Team (Full time)
  • Developed custom internal tools to enhance operational efficiency and streamline testing processes
  • Implemented a monitoring and alerting system to quickly detect and share errors during the software build and deployment process, collaborating with QA and developers to improve work processes and productivity
  • Maintained Jenkins CI/CD pipelines, focusing on resolving underlying issues to prevent recurrence of problems instead of merely responding to them
  • Standardized the build system by:
    • Consolidating version control tools from Perforce, SVN, and GitLab to GitLab
    • Unifying build scripts from shell, Python, and Groovy to Groovy
    • Centralizing build tools to Jenkins
  • Constructed a monitoring and alerting system to collect critical error occurrence information from the engine (using C++, ELK, and Slack)
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ESTsecurity

  • July 2020 ~ February 2021
  • PMS-MPI Cell (Internship)
  • Python Crawler Optimization
    • Reduced collection time by over 80%, from 3 hours to under 30 minutes
  • Automation of Manual Data Entry
    • Decreased the time required for this task from over an hour to less than 10 minutes
  • News Crawler and Report Generation
    • Automated the process of filtering news related to the team's products
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Education

  • Hanyang University(ERICA), Bachelor of Science in Software (March 2017 ~ August 2021)
  • KEDGE Business School, Paris (2020.01)
  • Completed courses in Disruptive Technologies and Creating Customer Value with Innovative Technologies