AppSec Engineer | $100/hr | Remote

About the role

We are seeking experienced Backend Engineers, Software Engineers, API Developers, Distributed Systems Engineers, Platform Engineers, and Security-Focused Developers to create realistic coding tasks used to train and evaluate advanced AI systems.

Responsibilities

• Create realistic software engineering tasks based on production-style backend systems
• Design feature implementation challenges
• Create bug-fixing and debugging tasks
• Develop tasks involving APIs, services, databases, networking, and distributed systems
• Write deterministic verifiers and automated graders
• Ensure multiple reasonable correct implementations can pass
• Ensure incomplete, hardcoded, or incorrect solutions fail
• Design hidden tests and edge cases
• Create reference or golden solutions
• Review AI-generated code for correctness, maintainability, security, and performance
• Identify system bottlenecks and performance issues
• Design refactoring tasks involving existing codebases
• Build security-focused coding scenarios when relevant
• Review task quality and identify unintended shortcuts
• Document expected behavior and technical requirements clearly

Qualifications

• Backend Engineers, Backend Software Engineers, Senior Backend Engineers, Backend Developers, Software Engineers, Server-Side Engineers, API Engineers, and Application Engineers
• Platform Engineers, Systems Engineers, Infrastructure Engineers, Distributed Systems Engineers, Cloud Engineers, Production Engineers, and Microservices Engineers
• Language-specific backgrounds may include: Java Engineers, Node.js Engineers, Go Engineers, Golang Developers, Rust Engineers, Python Backend Engineers, TypeScript Backend Engineers, JavaScript Backend Engineers, C++ Engineers, and JVM Engineers
• Security-focused backgrounds may include: Application Security Engineers, Product Security Engineers, DevSecOps Engineers, Security Software Engineers, Penetration Testers, Vulnerability Researchers, Security Consultants, AppSec Specialists, and Secure Code Reviewers
• Senior engineering backgrounds may include: Staff Engineers, Principal Engineers, Technical Leads, Engineering Leads, Software Architects, and Senior Individual Contributors with strong hands-on coding experience

Requirements

• Strong professional experience in backend or server-side software engineering
• Proficiency in at least one of Java, Node.js, Go, Rust, TypeScript, Python, C++, or a comparable backend language
• Proven experience building scalable services or APIs
• Strong debugging and troubleshooting ability
• Experience implementing non-trivial backend features
• Experience working with automated testing
• Solid code-review instincts
• Experience identifying and resolving performance bottlenecks
• Strong understanding of algorithms and data structures
• Ability to work effectively within existing codebases
• Excellent analytical and problem-solving skills
• Strong written and verbal technical communication
• Strong attention to detail
• Comfortable working independently in a remote environment

Skills

• Experience building large-scale production backend systems
• Distributed systems experience
• Microservices experience
• High-scale API development
• Cybersecurity or SecOps background
• Application security experience
• Penetration testing experience
• Vulnerability assessment experience
• Security code-review experience
• Familiarity with OWASP and CWE
• Experience with performance engineering
• Experience refactoring large codebases
• Experience implementing complex backend features
• Experience creating automated test infrastructure
• Experience building deterministic graders or verifiers
• Experience participating in rigorous code reviews
• Experience establishing engineering best practices