Referso Jobs

Principal Security Researcher (Advanced Threat Prevention)

Palo Alto Networks · Posted Sep 18, 2026

Open

Santa Clara, California, United States
Hybrid
Full-time · Principal
$172K–$278K per year

Principal Security Researcher (Advanced Threat Prevention)

Palo Alto Networks · Posted Sep 18, 2026

Open

Santa Clara, California, United States
Hybrid
Full-time · Principal
$172K–$278K per year

Lead Security Engineer

Buffer · Posted Oct 29, 2026

Open

Remote
Remote
Full-time · Senior

Apply with RefersoAI Apply on careers page

Hands-on security engineer acting as tech lead for Buffer's Security team, owning security and compliance for an AI-native organization.

Responsibilities

Lead security at Buffer: define strategy, roadmap, set priorities, and drive execution.
Build tooling, automation, and processes.
Put security in the development loop: check PRs, threat modeling, dependency/secrets/supply chain hygiene.
Advance operational security to meet industry-wide standards.
Lead incidents and manage on-call rotation.

Requirements

Nice to have: PHP
Nice to have: Python
Nice to have: Social media management tools

Skills

Security Engineering TypeScript Node.js AWS Kubernetes Cloudflare SOC 2 OAuth

Senior Penetration Tester API, Web & Cloud – Contract (all genders)

Distribusion Technologies · Posted Oct 27, 2026

Open

Remote
Remote
Contract · Senior
5+ years

Apply with RefersoAI Apply on careers page

Lead hands‑on penetration testing of public partner‑facing booking APIs, payment flows, web and mobile apps, and cloud infrastructure for a global travel tech platform.

Compensation

You will get a competitive salary.

Responsibilities

Test partner‑facing booking APIs against the OWASP API Security Top 10
Assess API authentication and integrity end to end, including OAuth 2.0/OIDC, API keys, JWTs, webhooks and request signing
Hunt for business‑logic abuse in booking, checkout, payment and refund flows
Run authenticated tests of traveller‑, partner‑ and operator‑facing web and mobile apps following OWASP WSTG and ASVS
Review cloud, Kubernetes and CI/CD configurations and secrets handling for attack paths

Requirements

Nice to have: OSCP
Nice to have: OSWE
Nice to have: BSCP
Nice to have: PCI‑DSS
Nice to have: LLM red‑team

Skills

penetration testing OWASP API Security Top 10 OWASP WSTG OWASP ASVS OAuth 2.0

Software Architect, Security

JFrog · Posted Nov 4, 2026

Open

Tel Aviv, Tel Aviv, Israel +1 more

Apply with RefersoAI Apply on careers page

Lead security architecture for JFrog Platform, building guardrails, tooling, and AI-assisted workflows to secure products.

Locations (2)

Tel Aviv, Tel Aviv, Israel
Netanya, Central District, Israel

Responsibilities

Raise security awareness among engineers
Improve adoption of security best practices
Define and improve security rules and guardrails
Build automated security reviews
Integrate AI-assisted skills into design

Requirements

Nice to have: Post-quantum cryptography
Nice to have: AI-assisted development workflows

Skills

Java C#Go

SSRF jobs

Compensation

Responsibilities

Requirements

Skills

Benefits

Responsibilities

Requirements

Skills

Compensation

Responsibilities

Requirements

Skills

Locations (2)

Responsibilities

Requirements

Skills