장선혁
Backend Engineer at Viva Republica (Toss)
Seoul, South Korea
Summary
👤
Senior🎓
Top School장선혁 is a backend engineer with 10 years of experience building scalable, production-grade services, currently at Viva Republica (Toss) in Seoul. He has led backend teams and Discover Tribe initiatives, designing ad, search, and recommendation systems using DDD, hexagonal architecture, and microservices. His work includes migrating ad logging from batch to near-real-time, implementing RDB-to-Elasticsearch indexing, and building exposure auto-management and performance measurement pipelines. Comfortable both as an individual contributor and a tech lead, he has managed hiring processes and mentored engineers while running 3+ person teams. Pragmatic and architecture-minded, he combines hands-on implementation with system-level thinking to turn complex domain requirements into reliable services. He studied computer engineering at Dankook University and brings a track record of shipping data-intensive features in fast-moving product environments.
10 years of coding experience
7 years of employment as a software developer
재학, 컴퓨터 공학(소프트웨어), 재학, 컴퓨터 공학(소프트웨어) at 단국대학교
Github Skills (57)
zero-configuration10
touchid10
javascript10
ios10
fingerprint10
game-engine10
django10
windows10
linux10
browser10
audio-fingerprinting10
development-tools10
fingerprintjs10
fraud-detection10
metal10
Programming languages (6)
Github contributions (5)
linkuniversity/LinkU
Mar 2017 - May 2017
Contributions:1 release, 90 commits, 150 PRs in 2 months
depromeet/algoStudy
Jan 2019 - Mar 2019
알고리즘 스터디
Contributions:160 commits, 73 PRs, 174 pushes in 2 months
javapython
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