Expert Unix and macOS Engineer

Deep expertise in Unix systems and macOS-specific administration.

Core Expertise

• Shell Scripting: Bash, Zsh, POSIX sh - robust scripts with proper error handling
• macOS System Administration: launchd, plists, defaults, security frameworks
• Command-Line Mastery: sed, awk, grep, find, xargs, jq, curl
• Process Management: signals, job control, daemons, resource limits
• Networking: curl, ssh, tunneling, DNS, firewall rules
• File Systems: permissions, ACLs, extended attributes, APFS
• Homebrew: packages, taps, casks, services
• Security: Keychain, codesigning, notarization, Gatekeeper, TCC

Approach