Sr. Software Engineer - Application Security
Core
Build security into Backblaze B2 Cloud Storage and Computer Backup applications using AI tools, focusing on data storage security and customer safety.
Role type
Senior hands-on IC Application Security Engineer (AI-integrated)
Builds
Secure features for cloud storage and backup products
Domain
Cloud storage, AI security, web applications
Deliverable
production ML models | product features
Required skills
Application development, AI tool usage for security, OWASP Top 10, SAST/DAST scanning, fuzzing, web security (HTTP/REST), cryptography, secure authentication, Linux environments
Preferred skills
AI frameworks, coding agents, vulnerability management, bug bounty program experience, security automation
Technologies
Apache Tomcat, JSP, Node/JavaScript, Java, TypeScript, Go, Python, C/C++, Gemini, Claude Code, ChatGPT, Cursor
Responsibilities
Build and maintain software security features, perform security assessments and code reviews, remediate vulnerabilities using AI, develop security automation, support bug bounty program, investigate and remediate reported vulnerabilities, provide security guidance to engineering teams
Seniority
Senior, hands-on IC
