Backend Security Engineer - Remote

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