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QA Manager
Leads quality-assurance for Toss Bank’s financial products, designing test plans, automating workflows, and collaborating with squads to ensure robust, compliant services.
Security Analyst
Analyzes security threats and incidents for Toss Bank’s services, designs threat models using SIEM logs, and automates responses with Python/PowerShell to protect electronic transactions.
Security Audit Manager (정보보호 자체감사자)
Oversee internal security audits, compliance checks, and control improvements for Toss Bank’s IT and financial systems, ensuring adherence to banking and privacy regulations.
Security Audit Manager (정보보호관리체계 및 기술 담당)
Leads internal security audits for Toss Securities’ IT infrastructure, ISMS-P/ISO 27001 compliance, and data protection systems, collaborating cross-functionally to assess controls, cloud security (MSA/k8s), and incident response processes while drafting remediation plans.
Security Engineer (이벤트 분석 / 사고 대응)
Build and operate detection rules, analyze security events, and automate incident response for Toss’s services in Kubernetes and cloud environments.
Security Engineer (클라우드 보안)
Designs and implements cloud-native security architectures (AWS/GCP/Azure) to protect financial infrastructure, automating compliance and threat detection with Python and Terraform.
Security Engineer [산업기능요원/전문연구요원]
Build and operate security infrastructure (firewalls, IAM, Zero Trust) to protect Toss’s fintech services and employee systems while ensuring compliance with financial regulations.
Security Engineer(보안 분석 플랫폼 운영)
Security Engineer in the Security Purple Team, responsible for designing, building, and operating SIEM (Splunk, Opensearch, Elasticsearch) and log pipelines (NIFI, KAFKA, Hadoop) across On-Prem, AWS, and K8S environments, focusing on log collection, analysis, and automation.