Backend Security Engineer at micro1

Backend Security Engineer | $30–100/hr | Worldwide Remote

MICRO1 is seeking an experienced Backend Security Engineer to join a dynamic team of software professionals. This contractor role is ideal for a security-focused engineer with deep backend development expertise who thrives on identifying vulnerabilities, optimizing performance, and building robust systems.

Key Responsibilities

• Conduct penetration testing and thorough security audits across backend systems
• Implement new features and resolve bugs across complex, production-grade codebases
• Perform codebase refactoring and performance optimization to improve scalability and reliability
• Collaborate with engineering teams to enforce security best practices throughout the development lifecycle
• Analyze and improve algorithms for efficiency and security compliance

Required Skills

• Languages: Python 3, Java, Rust, TypeScript, C++ (fundamentals)
• Strong foundation in algorithms and data structures
• Hands-on experience with pentesting and security auditing
• Proven ability in bug fixing, feature implementation, and code refactoring

This is a fully remote contractor engagement open to candidates worldwide. Compensation ranges from $30 to $100 per hour based on experience and expertise.