LINE Executive and Leadership Team

October, 2026

Leadership Overview

LINE has 5 executives leading key functions including strategy, software engineering, infrastructure development, financial oversight, and technical operations.

Focused on connecting users through seamless communication, LINE delivers innovative social networking tools and instant messaging services to a global audience while maintaining a commitment to user-centric digital experiences.

Leadership Roles at LINE

  • Chief Executive Officer - Joongho Shin
  • Chief Financial Officer & Executive Director - Hwang In-Joon
  • Chief Technology Officer - Leo Weng
  • Senior Vice President, Chief Technology Officer - Euivin Park
  • Chief Technology Officer, Office Staff - Ryan Seung
  • Joongho Shin - Chief Executive Officer

    Joongho Shin, the Chief Executive Officer at LINE, directs the overarching corporate strategy and long-term vision for the messaging platform. By aligning internal resources with the evolving demands of the social networking market, the Chief Executive Officer ensures consistent growth across international territories. Joongho Shin manages high-level partnerships and coordinates with the Board to maintain competitive positioning within the digital media landscape. This leadership role involves driving operational excellence and fostering a culture of innovation that supports the freeware app ecosystem. Through rigorous oversight of business development initiatives, the Chief Executive Officer secures the company's market share in the competitive instant messaging sector. Ultimately, the Chief Executive Officer optimizes organizational performance to deliver sustainable value to stakeholders while expanding the reach of the platform across diverse global markets.

    Hwang In-Joon - Chief Financial Officer & Executive Director

    Hwang In-Joon, the Chief Financial Officer & Executive Director at LINE, governs the financial health and capital allocation strategies for the organization. Overseeing fiscal planning, budgeting, and investor relations, the Chief Financial Officer & Executive Director ensures the company maintains a strong balance sheet to support ongoing product development. Hwang In-Joon directs the financial reporting processes and monitors market trends to identify potential investment opportunities within the social media industry. This role involves providing critical insights to the Board regarding revenue growth and cost management initiatives. By maintaining rigorous financial controls and transparency, the Chief Financial Officer & Executive Director secures the resources necessary for long-term expansion. Through the strategic oversight of capital expenditures and revenue streams, the Chief Financial Officer & Executive Director supports the company's mission to provide high-quality messaging services while maximizing shareholder value in a competitive global market.

    Leo Weng - Chief Technology Officer

    Leo Weng, the Chief Technology Officer at LINE, architects the core software engineering frameworks that power the instant messaging service. Overseeing the development of new features and application updates, the Chief Technology Officer ensures the platform remains scalable and responsive to millions of daily active users. Leo Weng directs the engineering teams in implementing advanced security protocols and optimizing backend performance to maintain high availability. This role involves close collaboration with product managers to translate user feedback into technical solutions that enhance social networking capabilities. By prioritizing technical debt reduction and system reliability, the Chief Technology Officer supports the company's mission of seamless connectivity. Through the continuous integration of cutting-edge technologies, the Chief Technology Officer drives the technical evolution of the platform, ensuring the infrastructure supports rapid feature deployment and consistent user engagement across all supported regions.

    Euivin Park - Senior Vice President, Chief Technology Officer

    Euivin Park, the Senior Vice President, Chief Technology Officer at LINE, manages the global infrastructure and cloud operations that sustain the company's digital services. By focusing on network stability and data center efficiency, the Senior Vice President, Chief Technology Officer ensures the platform handles massive traffic volumes without latency. Euivin Park directs the implementation of robust server architectures and oversees the deployment of large-scale technical projects that support the company's social networking ecosystem. This leadership position involves coordinating with cross-functional teams to integrate new service modules into the existing technical stack. Through the strategic management of technical resources, the Senior Vice President, Chief Technology Officer maintains the integrity and speed of the messaging service. By optimizing infrastructure costs and performance, the Senior Vice President, Chief Technology Officer directly contributes to the operational efficiency and reliability of the entire digital platform.

    Ryan Seung - Chief Technology Officer, Office Staff

    Ryan Seung, the Chief Technology Officer, Office Staff at LINE, coordinates the internal technical workflows and administrative support systems that enable engineering productivity. By streamlining the tools and processes used by development teams, the Chief Technology Officer, Office Staff ensures that technical initiatives align with corporate objectives. Ryan Seung manages the integration of internal software platforms and oversees the technical support infrastructure that keeps the organization running smoothly. This role involves facilitating communication between technical departments and executive leadership to ensure project milestones are met efficiently. Through the optimization of internal technical operations, the Chief Technology Officer, Office Staff enhances the overall agility of the engineering organization. By fostering a collaborative environment and implementing effective project management methodologies, the Chief Technology Officer, Office Staff supports the company's ability to innovate rapidly and maintain a leading position in the social networking and messaging industry.

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    Frequently Asked Questions Regarding LINE Top Executives and Leadership Team

    Who leads LINE?
    LINE is led by Joongho Shin (Chief Executive Officer), along with executives such as Hwang In-Joon (Chief Financial Officer & Executive Director) and Leo Weng (Chief Technology Officer).
    Who is part of LINE’s executive team?
    The executive team of LINE includes leaders such as Joongho Shin (Chief Executive Officer), Hwang In-Joon (Chief Financial Officer & Executive Director), Leo Weng (Chief Technology Officer) and other senior executives.
    How many executives does LINE have?
    LINE has 5 executives leading key business areas.
    What roles are included in LINE’s leadership team?
    The leadership team of LINE includes roles such as Chief Executive Officer, Chief Financial Officer & Executive Director, Chief Technology Officer, Senior Vice President, Chief Technology Officer, Chief Technology Officer, Office Staff.