Sr. Software Engineer - Application Security

About the Position

We are seeking a Sr. Software Engineer - Application Security to join our team and enhance application security across our cloud storage and backup solutions. This role is remote and available in Colombia, Costa Rica, and Mexico.

About Backblaze

Backblaze provides reliable, high-availability cloud storage trusted by consumers, SMBs, enterprises, and developers in over 150 countries. Our teams focus on building secure, durable, scalable systems with a strong emphasis on application security from day one and protecting customers to keep them safe.

Responsibilities

• Build security into how the product is used, how data is stored, and how customers can use it.
• Leverage AI tools and software for development and security.
• Perform security assessments and code reviews on internal and external customer-facing applications.
• Work closely with engineers to remediate security vulnerabilities using AI tools.
• Develop security automation and tooling to improve security.
• Support the bug bounty program and vulnerability handling.
• Understand cryptography and secure authentication.
• Have knowledge of cloud environments and the security they provide.
• Support and develop on large software stacks using web technologies.

Requirements

• Application Development and Security knowledge
• AI knowledge and experience using it for development & security
• Understanding of: AI Frameworks and tooling, core web security, common web security flaws, coding agents.
• Familiar with web technologies: HTTP, REST APIs, etc.
• Experience with Web Applications, Cloud Systems, and Linux Environments.
• Determining how new and old security needs can leverage AI workflows and integrations to improve them.
• AI Coding tools such as Gemini, Claude Code, and others.
• Experience with programming languages such as: Java, JSP, JavaScript, TypeScript, Go, Python, and C/C++.

We Offer

• Build secure software used by companies worldwide.
• Work at the intersection of AI, data, and cloud storage.
• Collaborate with experienced engineering, security, product, and QA teams.
• Competitive compensation and benefits.
• Remote-first culture supporting work-life balance.

About the Company

At Backblaze, we value being fair and good to our customers, partners, and employees. Diversity, equity, and inclusion are at the core of our values. We are committed to fostering a workforce where all employees feel a sense of belonging regardless of race, ethnicity, nationality, gender, sexual orientation, age, religion, socio-economic status, ability, veteran status, and education. We are proud to be an Equal Opportunity Employer.

To understand more about the data we collect and process as part of your application, please view our Backblaze Employee Privacy Notice.