Dictionary API Web Platform Feature (Igalia, 2025)
- Proposed and designed an implementation allowing developers to customize browser-integrated dictionaries
- Built a demo and implemented the feature in Google Chrome (C++, JavaScript)
About
- Born: 28th Jan, 1989
- Nationality: South Korea
Software engineer with 10+ years of experience across software engineering, web standards, and product strategy, with a track record of defining, building, and launching large-scale products across engineering and investment management.
Strong at translating technical insight into product strategy, assessing the business value of emerging technologies, and driving adoption of innovative web solutions.
Education
- M.S. Computer Science (AI & Media Lab), KAIST (South Korea), 2011 - 2013
- B.S. Computer Science, Summa Cum Laude, Ewha Womans University (South Korea), 2007 - 2011
Work Experience
Senior Software Engineer (Product-Focused Engineering Leadership)
Igalia | Remote, London, Seoul | Aug 2022 – Sep 2025
- Product owner for the Dictionary API web platform feature (2025): proposed and designed an implementation allowing developers to customize browser-integrated dictionaries; built a demo and implemented the feature in Google Chrome (C++, JavaScript)
- Product owner for the CSS Search Highlight web platform feature (2024): proposed a web standard enabling authors to style highlights for in-page keyword search results; contributed to standardization; the feature is now implemented in Google Chrome
- Contributor to Interop 2023: helped improve selected interoperability test pass rates from 48% to 95%; implemented related changes in Mozilla Firefox and Google Chrome (C++)
Investment Manager (Technology & Product Strategy)
Samsung Venture Investment Corp. | Seoul | Apr 2021 – May 2022
- Analyzed emerging ICT technology trends across quantum computing, AR, AI, and sensor hardware; conducted technical and financial due diligence on startups
- Executed investments: QC Ware ($2M, projected 4.7x return), DoubleMe (KRW 1.5B, projected 7.5x return), Elfys (EUR 2M, projected 2.6x return), STRA (KRW 500M)
Software Engineer (Product-Led Development)
LG Electronics | Seoul | Feb 2013 – Mar 2021
- Proposed W3C CSS Spatial Navigation standard and served as specification editor (2020–2021); designed a directional-key focus navigation algorithm for Smart TV UIs
- Contributor to the WHATWG HTML standard (2020): proposed focus API improvement accepted as a standard feature
- Proposed W3C CSS Round Display standard and served as specification editor (2018–2019)
- webOS Smart TV performance improvement: replaced CSS Animation with WebGL-based approach, reducing load time by 0.2 seconds (2017)
- Published biweekly internal web technology newsletter for executives and engineering teams; delivered HTML5/CSS3 training and developer mentoring
Project
CSS Search Highlight Web Platform Feature (Igalia, 2024)
- Proposed a web standard feature enabling authors to style highlights for in-page keyword search results
- Built a demo and analyzed real-world use cases to design the most broadly usable implementation approach
- Contributed to standardization; the feature is now implemented in Google Chrome
Interop 2023 (Igalia)
- Joined Interop 2023, a cross-vendor project among Google, Apple, and Mozilla to align implementation of web technologies across browsers
- Helped improve selected interoperability test pass rates from 48% to 95%
- Implemented related changes in Mozilla Firefox and Google Chrome (C++)
Routine Builder (Personal Project, Mar 2026 – Present)
- Planned and developed an AI-powered daily planning and review web application
- Designed user flows around routine management: daily check-ins, record saving, AI reviews, and next-day planning
- Used an AI-assisted development workflow to structure features, define screen flows, and iterate on implementation
W3C CSS Spatial Navigation Specification (LGE, 2020 – 2021)
- Incubated and initiated the Spatial Navigation specification and progressed it to an official specification
- Researched how to move the focus (the selection indicator which marks the object in the web page with which the user wants to interact) on the web page with four-directional key input device. (e.g. remote control)
- Addressed issues related to the spec in the CSS Working Group meetings, WICG(Web Incubation Community Group) meetings
- Implemented a JS library to support CSS Spatial Navigation and released as open source
Contributed to WHATWG HTML Specification (LGE, 2020)
- Proposed to add 'preventScroll' option to Element.focus()
- Currently, this feature is supported in the latest version of Chrome, Firefox, and Edge browser
Travel Gallery (Personal Project)
- Implemented a JavaScript library for high-performance web animations using WebGL
- Built a photo gallery web application for Smart TV and PC using the library
- Features: city-based photo album structure, animated thumbnail view, Google Maps-based hierarchical navigation (continent > country > city)
Publication
- Signage Service Platform (TTA Journal, 2017)
- Efficient 3D content authoring framework based on mobile AR (VSMM, 2012)
- AR Paint (ICEC, 2012)
Patent
- Watch type terminal and operating method thereof (KR101603266B1)
- Electronic device and method for controlling the same (KR20170027435A)
Talks
- Women Tech Maker Seoul (2019) - "Challenge the Web Standard"
- W3C TPAC Breakout Session, Lyon (2018) - "Spatial Navigation in the Web"
- Google Developer Meetup, Sydney (2016) - "Introducing CSS Round Display"
Skills & Competencies
- Product: Product strategy, market analysis, roadmap management, stakeholder alignment, specification writing
- Technical: HTML, CSS, JavaScript, C++, WebGL, OpenCV
- Languages: Korean (native), English (fluent)