Application Security - Vulnerability Discovery

Zohorecruit; Polska; Hybrid; PLN 352,000 - 509,000; Full time

Job summary

Dropbox is seeking an Application Security Engineer (Contractor) to partner with the Product Security organization. You will triage and validate vulnerabilities found through manual reviews, automated tooling, bug reports, and AI-assisted analyses, while partnering with engineering teams to drive remediation and secure SDLC practices.

You will review PRs, assist with incident responses, and develop tooling to improve security coverage and reduce manual effort across engineering organizations.

Qualifications

• 3+ years of application security engineering experience.
• Experience with vulnerability handling and bug bounty programs.
• Experience with SDLC security and cross-functional partnering.
• Strong communication and relationship-building skills.
• Knowledge of OWASP Top 10 and API security.

Responsibilities

• Triage, validate, and prioritize security vulnerabilities from multiple sources.
• Participate in on-call rotation for security incident triage and code reviews.
• Drive remediation with engineering teams and ensure timely closure of findings.
• Review security-related PRs and provide guidance on secure implementations.
• Analyze AI-generated security findings to reduce false positives and drive remediation workflows.
• Develop security tooling, automation, and workflows to improve coverage.

Skills

Communication skills

Relationship building

Secure Development Lifecycle

Tools

SAST

DAST

SCA

IaC scanning

Vulnerability management platforms

Job description

Application Security - Vulnerability Discovery

ProductSecurity Engineer CW Job Description

This document outlines the job description for an Application Security Engineer (Contractor) that will be partnering with the Product Security organization

Team Description

As part of the Product Security Engineering team, you’ll be working to reduce overall security risk across Dropbox. Wepartner with engineering and product teams during each point of the software development lifecycle (SDLC)and help drive broader security initiatives across Dropbox.

ProductSecurity Engineers providesecurity impactby developing secure-by-default libraries and frameworks that teams across Dropbox can frictionlessly integrate into their products. They also offer their expertise on security mattersthrough documentation and educational initiatives.

Responsibilities

• Triage, validate, and prioritize security vulnerabilities identified through manual reviews, automated tooling, bug bounty reports, and AI-assisted security analysis platforms.
• Participate in on-call rotation to support security incident triage, perform code reviews, and address security questions.
• Partner closely with engineering teams to drive remediation efforts, provide actionable guidance, and ensure timely closure of security findings based on risk and severity.
• Review security-related pull requests and code changes, providing guidance on secure implementation patterns and identifying potential vulnerabilities before production deployment.
• Analyze findings generated by AI-powered security agents and automation platforms, validate results, reduce false positives, and help drive remediation workflows across engineering teams.
• Collaborate with Product Security Architectureand development teams to improve vulnerability detection, prioritization, and remediation processes.
• Support security incident investigations and root cause analysis when vulnerabilities or application security issues are discovered.
• Develop security tooling, automation, and workflows that improve security coverage and reduce manual effort for security reviews and vulnerability management.
• Administer and manage vulnerability scanning tools (e.g.,Tenable or similar)
• Configure, optimize, and maintain scanning tools, policies, and schedules
• Track and report on remediation progress, security metrics, and risk reduction initiatives across assigned engineering organizations.
• Contribute to security documentation, best practices, and developer education efforts to improve secure coding practices across Dropbox.

Requirements

• Available to work until 11:00AM Pacific Standard Time (PST).
• 3+ years experience in application security engineering
• Strong communicationskillsand relationship building skills
• Experience in building and scaling the Secure Development Lifecycle
• Experience with handling vulnerability, and bug bountyreports
• Experience partnering with cross-functional engineering and product teams
• Experience triaging, validating, and prioritizing security vulnerabilities from static analysis, dynamic analysis, dependency scanning, penetration testing, or bug bounty programs.
• Experience partnering with software engineering teams to drive remediation and risk reduction efforts.
• Strong understanding of common application security vulnerabilities (OWASPTop 10, API Security, authentication, authorization, secrets management, cryptography, etc.).
• Experience reviewing source code and identifying security vulnerabilities in modern programming languages and frameworks.
• Familiarity with security tooling such as SAST, DAST, SCA, IaC scanning, secrets detection, and vulnerability management platforms.
• Experience working with cloud-native architectures and public cloud environments (AWSpreferred).
• Ability to evaluate security findings, distinguish signal from noise, and communicate risk-based remediation recommendations.
• Familiarity with AI-assisted development workflows, AI-powered security tooling, or LLM-based security use cases is a plus.