Jaeyoung Jang

Jaeyoung Jang Email and Phone Number

Data Engineer @ 토스증권 (Toss Securities)
Gyeonggi-do, South Korea
Jaeyoung Jang's Location
Gyeonggi, South Korea, Korea, Republic of
About Jaeyoung Jang

Data Infrastructure Engineerabout Cloud, Database, and OpenSource Software.I possess expertise in operating NoSQL databases (Redis, MongoDB) within cloud-native environments, demonstrating a strong capability in managing these databases effectively with platform engineering.Have proficiency in operating NoSQL databases in hybrid multi-cloud environments, including on-premise setups, ensuring versatile database management across different platforms. And I am skilled in configuring database operations using open-source technologies. Additionally, I have expertise in developing in-house platforms and API servers using Golang, tailored for efficient operations.

Jaeyoung Jang's Current Company Details
토스증권 (Toss Securities)

토스증권 (Toss Securities)

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Data Engineer
Gyeonggi-do, South Korea
Website:
corp.tossinvest.com/+
Employees:
348
Jaeyoung Jang Work Experience Details
  • 토스증권 (Toss Securities)
    Data Engineer
    토스증권 (Toss Securities)
    Gyeonggi-Do, South Korea
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  • 카카오엔터프라이즈 (Kakao Enterprise)
    Database Platform Engineer
    카카오엔터프라이즈 (Kakao Enterprise) Jan 2023 - Present
    Cloud/Database Platform Engineer# UnderCloud/Overcloud NoSQL(MongoDB, Redis) 운영 및 플랫폼 전환• NoSQL Database 운영 on Linux, multi VPC network• 하이브리드 멀티 클라우드 환경 NoSQL 운영(on-premise + cloud)• Redis on Kubernetes 플랫폼 전환 및 운영 ㄴ 신규 서비스 제공시간 95% 이상 단축하여 개발팀 생산성 향상(요청 후 연관부서의 PM 서버 지급요청, OS 프로비저닝 포함하여 업무일 7일 -> 3시간 이내) ㄴ shared resource를 통한 장비 효율성 확보로 PM 상면 사용률 최소 50% 이상 절감 ㄴ Kubernetes 오케스트레이션으로 높은 가용성과 확장성 확보 (Auto Healing In about a minute) 및 유연한 스케일링)• MongoDB Physical Based PITR 기능 구현 ㄴ 복원 시간 77% 단축(100GiB 기준 156분 -> 36분) 및 EA 라이선스 비용 절감• NoSQL Database 운영 자동화 (Golang, Ansible 활용)• NoSQL 데이터베이스 마이그레이션 및 구성 완료• CSAP, CSP, ISMS 인증 심사 대응• On-Call 요청 및 장애 대응 수행# KakaoCloud Memstore 서비스 개발 및 운영• Backup/Restore 기능 개발 ㄴ Redis 엔진 분석 및 테스트를 통해 신뢰성과 데이터 무결성을 확보한 Backup/Restore 기능 플랫폼화• Parameter Group 기능 개발 ㄴ Redis 엔진 분석 및 테스트를 기반으로 플랫폼화 ㄴ 국내 CSP Redis DBaaS 중 가장 많은 63개 파라미터 제공• 사용자 문의 처리, On-Call 요청 및 장애 대응 수행# Database CDC 플랫폼 구성• kafka connect + debezium connector 플랫폼 구성하여 CDC 파이프라인 구성
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Jaeyoung Jang Education Details

  • 한경대학교
    한경대학교
    Gpa 3.73/4.5

Frequently Asked Questions about Jaeyoung Jang

What company does Jaeyoung Jang work for?

Jaeyoung Jang works for 토스증권 (Toss Securities)

What is Jaeyoung Jang's role at the current company?

Jaeyoung Jang's current role is Data Engineer.

What schools did Jaeyoung Jang attend?

Jaeyoung Jang attended 한경대학교.

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