Application Security Engineer – CVE & Vulnerability Research
- Level
- Mid
- Work type
- Remote · Argentina only
Not stated in the posting: salary, visa.
Open. First seen 10 October 2026.
About the role
Anyone AI is recruiting experienced Application Security Engineers and Vulnerability Researchers for a specialized project focused on reviewing real-world software vulnerabilities, CVE reproductions, remediation approaches, and exploit verification environments.
We’re looking for security professionals with hands-on experience in penetration testing, vulnerability research, or application security who can determine whether vulnerabilities are reproduced accurately, fixes address the actual root cause, and security tests reliably demonstrate that an exploit has been mitigated.
What You’ll Work On
You’ll review technical security tasks involving:
- CVE vulnerability reproduction
- Exploit proof-of-concepts
- Vulnerability remediation and secure coding
- Application security testing
- Docker-based vulnerability labs
- Exploit verification scripts
- Security regression testing
- CVSS, CWE, and vulnerability classification
- Environment and configuration analysis
- Edge cases and alternative attack paths
A key part of the role is determining whether a vulnerability environment accurately recreates the original attack conditions and whether a proposed fix genuinely eliminates the vulnerability without breaking legitimate functionality.
What We’re Looking For
- 3+ years of hands-on experience in application security, penetration testing, or vulnerability research
- Strong understanding of CVE, CVSS, CWE, and common vulnerability classes
- Experience identifying and remediating vulnerabilities such as:
- SQL injection
- Command injection
- SSRF
- Deserialization vulnerabilities
- Buffer overflows
- Privilege escalation
- Access control issues
- Security misconfigurations
- Strong understanding of secure coding and vulnerability remediation
- Experience reviewing or developing exploit proof-of-concepts
- Experience validating whether security fixes address the root cause rather than only the immediate exploit
- Proficiency with Docker and Docker Compose
- Ability to provide clear, technically rigorous written feedback
What You’ll Be Responsible For
- Reviewing CVE reproduction environments for technical accuracy
- Determining whether vulnerabilities faithfully reproduce the original attack vector and impact
- Evaluating proposed security fixes and remediation strategies
- Reviewing test suites that verify both:
- Normal application functionality remains intact
- The original exploit no longer succeeds
- Identifying incomplete fixes and alternative exploitation paths
- Reviewing Docker environments for correct software versions, services, networking, and configuration
- Detecting potential regressions or new vulnerabilities introduced by a fix
- Providing recommendations for improving vulnerability reproductions, fixes, and verification logic
Nice to Have
- OSCP, GPEN, GWAPT, or equivalent security certification
- Experience with responsible vulnerability disclosure or CVE reporting
- Experience maintaining exploit proof-of-concept code
- Experience writing automated security tests using tools such as:
- Python
- requests
- curl
- pwntools
- Custom exploit harnesses
- DevSecOps experience
- Familiarity with SAST, DAST, and CI/CD security tooling
- Experience developing or reviewing cybersecurity assessments or technical security challenges
- Experience with AI evaluation, RLHF, or technical data projects
Engagement
Work Type: Remote
Engagement: Part-time, project-based consulting
Focus: Application security, vulnerability research, CVE reproduction, and remediation
This role is ideal for security engineers who enjoy understanding how vulnerabilities actually work, reproducing exploits in controlled environments, evaluating security fixes, and identifying subtle gaps that traditional testing may miss.
What this role asks for
Standard for security roles
Cybersecurity
Common in security postings at any company.
In most of Anyone AI's ads
Python
Named in most of its open postings, whatever the role.
Read against Anyone AI's other open postings on this site.
The team: Software Engineering HIRES STEADILY
This role is one of 77 open in Software Engineering. 11 were posted in the last 30 days and the oldest in May: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Python (66 of 77), Pytest (65 of 77), C# (64 of 77), Golang (64 of 77), Java (64 of 77), JavaScript (64 of 77), Jest (64 of 77)
OTHER ROLES ON THIS TEAM
- Senior Software Engineer – Open Source & SWE-Bench Evaluation posted Oct 10
- Python Developer - Remote in Uruguay posted Oct 6
- Python Developer (Peru) posted Oct 6
- Python Developer - Paraguay posted Oct 6
- Python Developer (Mexico) posted Oct 6
- Python Developer (Ecuador) posted Oct 6
- Python Developer (Colombia) posted Oct 6
- Python Developer (Chile) posted Oct 6
- Python Developer - Remote in Brazil posted Oct 6
- Backend Developer (Argentina) posted Sep 21
- GPU Kernel Engineer – CUDA, Triton & Accelerator Performance posted Sep 15
- Machine Learning Engineer – ML Evaluation & Experiment Design posted Sep 15
- Python Developer - Remote in Spain posted Sep 14
- Backend Developer (Uruguay) posted Sep 14
- Backend Developer (Peru) posted Sep 14
- Backend Developer (Mexico) posted Sep 14
- Backend Developer (Ecuador) posted Sep 14
- Backend Developer (Colombia) posted Sep 14
- Backend Developer (Chile) posted Sep 14
- Backend Developer (Brazil) posted Sep 14
- Backend Developer (Spain) posted Sep 14
- Backend Developer - AI Trainer (Netherlands) posted Sep 14
- Backend Developer - AI Trainer (France) posted Sep 14
- Software Developer (Mexico, Colombia, Ecuador, Peru, Argentina) posted Jul 13
- Full-Stack Developer - AI Trainer (UK) posted Jul 9
- Full-Stack Developer - AI Trainer (Turkey) posted Jul 9
- Full-Stack Developer - AI Trainer (Sweden) posted Jul 9
- Full-Stack Developer - AI Trainer (Spain) posted Jul 9
- Full-Stack Developer - AI Trainer (Poland) posted Jul 9
- Full-Stack Developer - AI Trainer (Netherlands) posted Jul 9
- Full-Stack Developer - AI Trainer (Germany) posted Jul 9
- Full-Stack Developer - AI Trainer (Egypt) posted Jul 9
- Full-Stack Developer - AI Trainer (Czechia) posted Jul 9
- Full-Stack Developer (Uruguay) posted Jun 29
- Full-Stack Developer (Peru) posted Jun 29
- Full-Stack Developer (Mexico) posted Jun 29
- Full-Stack Developer (Ecuador) posted Jun 29
- Full-Stack Developer (Colombia) posted Jun 26
- Full-Stack Developer (Chile) posted Jun 26
- Full-Stack Developer (Brazil) posted Jun 26
- Full-Stack Developer (Argentina) posted Jun 26
- Software Engineering AI Trainer (Uruguay) posted Jun 22
- Software Engineering AI Trainer (Peru) posted Jun 22
- Software Engineering AI Trainer (Paraguay) posted Jun 22
- Software Engineering AI Trainer (Mexico) posted Jun 22
- Software Engineering AI Trainer (Ecuador) posted Jun 22
- Software Engineering AI Trainer (Colombia) posted Jun 22
- Software Engineering AI Trainer (Chile) posted Jun 22
- Software Engineering AI Trainer (Brazil) posted Jun 22
- Software Engineering AI Trainer (Argentina) posted Jun 22
- Full-Stack Developer - AI Trainer (Indonesia) posted Jun 11
- Full-Stack Developer - AI Trainer (India) posted Jun 11
- Computer Science PhD (Netherlands) posted Jun 4
- Computer Science PhD (Denmark) posted Jun 4
- Computer Science PhD (Sweden) posted Jun 4
- Computer Science PhD (Finland) posted Jun 4
- Computer Science PhD (India) posted Jun 4
- Computer Science PhD (Italy) posted Jun 4
- Computer Science PhD (Germany) posted Jun 4
- Computer Science PhD (Mexico) posted Jun 4
- Computer Science PhD (Argentina) posted Jun 4
- Software Engineering AI Trainer (UK) posted Jun 2
- Software Engineering AI Trainer (Sweden) posted Jun 2
- Software Engineering AI Trainer (Spain) posted Jun 2
- Software Engineering AI Trainer (Netherlands) posted Jun 2
- Software Engineering AI Trainer (Germany) posted Jun 2
- Full-Stack Developer (Germany) posted May 28
- Full-Stack Developer (Italy) posted May 28
- Full-Stack Developer (Turkey) posted May 28
- Full-Stack Developer (Poland) posted May 28
- Full-Stack Developer (Vietnam) posted May 28
- Full-Stack Developer (Japan) posted May 28
- Full-Stack Developer (Thailand) posted May 28
- Full-Stack Developer (Indonesia) posted May 28
- Full-Stack Developer - AI Trainer (Romania) posted May 4
- Full-Stack Developer - AI Trainer (Portugal) posted May 4
From the team and dates on Anyone AI's own job board.
Other openings for this role
2 postings for this role in Argentina - Fully Remote since 2 October 2026, 1 still open. None has been taken down and posted again.
- 10 October 2026 – open (this posting)
- 2 October 2026 – closed 10 October 2026
See Security Engineer salaries in Remote →
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