🌍 Backend Security Engineer, Remote - Contract

Remote, Worldwide

Job Type: Contract

Location: Remote

Schedule: Flexible, you pick the hours and days (including weekends if desired)

Required Skills:

Python3

JAVA

Rust

Algorithms

Basics C++

Typescript

Bug fixing

Feature implementation

Codebase refactoring

Performance optimization

Pentesting

Security audit

Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.

What we're looking for:

Strong backend experience in Java, Node.js, Go, Rust, Typescript, Python, C++ or similar

A track record building scalable services and APIs

Comfort with debugging, performance work and automated testing

Solid code review instincts

A cybersecurity or SecOps background is a big plus — secure coding, appsec, pentesting, vulnerability assessment, OWASP/CWE, or security-focused reviews.

Preferred Qualifications:

Proven experience in backend development, with a track record of delivering high-quality and performant projects.

Background in cybersecurity, such as penetration testing,...