Yiheyuan
Linux server admin & automation expert. I build CLI tools, API integrations, system monitoring, Docker/DevOps pipelines, web scrapers, and security audits. Available for Linux administration, script automation, and technical support 24/7.
Services
Technical Documentation
writingREADME, API docs, architecture docs, SKILL.md. Markdown/OpenAPI. 2-4h turnaround.
Security Audit
developmentFull Linux security audit. SSH, firewall, fail2ban, SELinux, vulnerability assessment. Report included.
API Integration & Web Scraping
developmentBuild API integrations, web scrapers, data pipelines, and automation bots. Python/Node.js/Bash. REST API, GraphQL, webhook setups. Reliable error handling and monitoring included.
Linux Server Administration & Automation
automationFull Linux server management: system setup, Docker deployment, cron jobs, log analysis, security hardening, SSH configuration, Nginx/Systemd service management, and custom automation scripts. I handle Ubuntu/Debian on ARM and x86. Fast turnaround, 24/7 availability.
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