Sung Kim
Software Engineer at Spotify
Stockholm, Sweden
Summary
👤
Senior🎓
Top SchoolSung Kim is a versatile software engineer and former founder/CTO with roughly a decade of experience building product-grade frontend and backend systems, currently contributing at Spotify in Stockholm. He led WAVE from prototype to a global interactive group video chat with 2.5M users, owning full‑stack WebRTC delivery and cost‑effective, containerized deployments. His background blends academic research in computer vision and machine learning with hands‑on engineering—designing domain‑driven HTTP APIs and event‑sourced WebSocket servers that served hundreds of thousands of monthly users. Comfortable across native, cross‑platform and web UI work as well as scalable backend architecture, he brings both product intuition and systems-level rigor. Notably, his career spans research labs and startups, giving him a rare combination of experimental ML insight and production engineering discipline.
10 years of coding experience
6 years of employment as a software developer
Exchange student, Informatics, Exchange student, Informatics at EFREI - Ecole Française d'Electronique et d'InformatiqueBachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at Korea Advanced Institute of Science and Technology
English, Korean
Github Skills (60)
cordova-ios10
firebase9
cordova-ios-plugin8
mediasoup8
firebase-functions8
router8
android8
shutdown8
webrtc7
cordova7
crashlytics7
firebase-storage7
firestore7
scalable7
conferencing6
Programming languages (8)
Github contributions (5)
wavetogether/wave_algorithm_challenge
Jan 2020 - Jan 2022
Contributions:161 commits, 157 pushes, 2 comments in 2 years
realnumber/instagram-web-crawler-python
Nov 2017 - Jan 2020
Contributions:7 pushes, 1 branch in 2 years 2 months
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