About Y-NEXT

Y-NEXT is at the forefront of revolutionizing the travel industry through advanced AI and data-driven solutions. As a subsidiary of Yanolja, Korea's leading Online Travel Agency, we combine deep industry knowledge with cutting-edge technology expertise.

Our leadership team brings together exceptional experience from leading tech companies like Google, developing transformative technologies including machine learning infrastructure, search systems, and AI initiatives. This unique combination of Silicon Valley expertise and travel industry insight positions us to create innovative solutions that reshape how people experience travel.

Leadership Team

Jungshik Jang

CEO

Current Role

  • CEO of Y-NEXT (Jan 2025 - Present)
  • CTO of Yanolja Cloud (Jan 2025 - Present)
  • Head of Y Corp. Infrastructure (Aug 2022 - Present)

Technical Leadership

  • Google Staff Software Engineer (2007-2021)
  • Led TensorFlow Serving development at Google
  • Technical Lead for Google Search Frontend
  • Led Google TV/Android TV initiatives
  • 14+ years of experience at Google developing transformative technologies

Youngjin Kim

Head of Data Intelligence and Analytics

Current Role

  • Head of DIA at Y-NEXT (May 2022 - Present)

Technical Leadership

  • Google Technical Lead Manager (2009-2022)
  • Led large-scale data infrastructure projects at Google
  • 13+ years experience in data and analytics at Google
  • Expertise in building scalable data platforms

Kyungwon Kang

Head of Search

Current Role

  • Head of Unit at Y-NEXT (Oct 2022 - Present)

Technical Leadership

  • Google Staff Software Engineer (2007-2016)
  • Led Knowledge Engine development at Google
  • 9+ years building search infrastructure at Google
  • Expert in search technology and ML systems

Hyunyop Jung

Head of Connectivity

Current Role

  • Head of Connectivity at Y-NEXT (Jan 2024 - Present)
  • Data Distribution Platform (Oct 2022 - Dec 2023)
  • Travel Platform (Jun 2022 - Oct 2022)

Technical Leadership

  • Sr. Manager of Backend Engineering at Coupang
  • Led WMS and Inventory systems development
  • Developed e-commerce platforms and services
  • 9+ years experience in scalable systems

Seungduk Kim

Lead of IAB (Innovate and Beyond)

Current Role

  • Lead at Y-NEXT (Jul 2022 - Present)

Technical Leadership

  • Google Senior Software Engineer (2016-2022)
  • Led core infrastructure systems at Google
  • 5+ years developing scalable systems
  • Expertise in cloud technologies