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Backend Security Engineer - Remote at YO AI Labs · ApplyPick

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YO AI Labs
Backend Security Engineer - Remote

Backend Security Engineer - Remote

YO AI LabsUnited States only

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Senior Software Engineer – Cybersecurity & Backend

Job Type: Contractor (~15 hrs/week)
Location: Remote
Schedule: Flexible

Required Skills

Python 3, Java, Rust, TypeScript, C++

Algorithms & Data Structures

Bug Fixing & Feature Implementation

Codebase Refactoring

Performance Optimization

Penetration Testing

Security Auditing

Job Summary

Work on challenging coding and security tasks designed to help train next-generation AI systems. You'll create realistic coding problems, implement features and bug fixes, and build deterministic verifiers to evaluate solutions.

What We're Looking For

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

Experience building scalable services and APIs

Strong debugging, performance optimization, and automated testing skills
Solid code review and software engineering practices
Experience with cybersecurity, penetration testing, vulnerability assessment, or security audits
Familiarity with secure coding, AppSec, OWASP, and CWE is a plus

Responsibilities

Develop and debug complex software
Implement new features and resolve software issues
Refactor and optimize existing codebases
Create realistic coding and security tasks
Develop reliable deterministic verification systems
Identify vulnerabilities and potential security risks
Apply strong algorithms, data structures, and software engineering principles

Preferred Qualifications

Proven backend development experience
Cybersecurity or security engineering background
Experience with penetration testing or security audits
Strong understanding of algorithms, data structures, and computer science fundamentals
Excellent analytical, problem-solving, and technical communication skills
Originally posted on Himalayas

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About the job

Apply before: Jan 6, 2027
Posted on: Nov 7, 2026
Job type: Contractor
Experience level: Senior
Location requirements: United States
Hiring timezones: Worldwide
Job categories: Developer
Skills: Backend Engineer Backend Security Engineer Cybersecurity Engineer Security Engineer Software Engineer

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About YO AI Labs

YO AI Labs

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