Backend Security Engineer for AI systems

No description

• Design realistic and challenging backend engineering and security tasks for AI systems to solve;
• Create tasks involving feature implementation, bug fixing, debugging, security vulnerabilities, and performance optimization;
• Develop deterministic verifiers that accept valid solutions and reject incorrect, incomplete, or invalid implementations;
• Build and evaluate scalable backend services and APIs;
• Identify and troubleshoot software defects, security weaknesses, and system bottlenecks;
• Apply automated testing to validate functionality, reliability, and security;
• Review code for correctness, maintainability, performance, and security;
• Refactor complex or legacy codebases while maintaining functional and security requirements;
• Apply secure coding principles and established security frameworks to practical engineering problems;
• Document technical reasoning, security considerations, implementation decisions, and solution approaches.

• Strong backend software engineering experience;
• Hands-on expertise with one or more of Java, Node.js, Go, Rust, TypeScript, Python, C++, or similar technologies;
• Proven experience building scalable services and APIs;
• Strong debugging and troubleshooting skills;
• Experience with performance optimization and automated testing;
• Sound code review judgment;
• Experience identifying and resolving software vulnerabilities and defects;
• Experience implementing complex features in large-scale applications;
• Experience refactoring and improving existing codebases;
• Strong understanding of algorithms, data structures, and foundational computer science;
• Excellent analytical, problem-solving, and technical communication skills;
• Strong cybersecurity or SecOps experience, including secure software development, application security, penetration testing, vulnerability assessment, security audits, security-focused code reviews, OWASP, CWE, and identification and remediation of backend security vulnerabilities.

• $30–$100/Hr;
• Contract engagement;
• Approximately 15 hours per week;
• Flexible schedule with choice of working hours and days, including weekends if preferred;
• Compensation is output-based and tied to tasks that meet project specifications;
• Minimum weekly submission requirements apply;
• Actual earnings depend on completed tasks, hours worked, and available project scope;
• Selected engineers should be prepared to begin their first tasks within 24–48 hours after completing onboarding.