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Achievement: Pair ExtraordinaireAchievement: YOLOAchievement: Pull Sharkx3

Achievements

Achievement: Pair ExtraordinaireAchievement: YOLOAchievement: Pull Sharkx3

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khoirulyahya/README.md

Muhammad Khoirul Yahya

Backend, DevOps & Agentic Systems Engineer · Yogyakarta, Indonesia · Open to remote opportunities

🌐 Live Portfolio · 💼 LinkedIn · ✍️ Medium · 📧 Email

I build Laravel backends, manage Linux infrastructure, and architect Agentic AI workflows with custom tools, vector databases, and production gateways. My work bridges application code, production reliability, and autonomous AI systems.

🛠️ What I Work With

Backend & Architecture
Backend

Infrastructure & DevOps
DevOps

AI & Agentic Systems
AI Stack

Cursor GitHub Copilot Codex Antigravity Ollama Qdrant MCP

Frontend & Dashboard
Frontend

🚀 Production & Engineering Proof

  • Infrastructure: Migrated full application stacks between VPS providers (Vultr to Contabo) and reconfigured core services.
  • Storage & Cloud: Moved multi-cloud object storage across Vultr, AWS S3, and DigitalOcean Spaces using rclone with zero data loss. View notes
  • Agent Concurrency & Gateways: Built autonomous WhatsApp bridges with file-based mutex concurrency locks and automated FFmpeg media transcoding for AI agents.
  • AI Infrastructure & RAG: Deployed Qdrant Vector Database (qdrant.brofesional.id) with local Ollama embeddings for semantic knowledgebase retrieval.
  • Database & Backups: Automated containerized MySQL backups to Google Drive with log rotation and Telegram alert reporting. View project
  • Messaging: Set up FCM push notifications, transactional email infrastructure (Brevo, Mailketing), and automated DNS routing.
  • Delivery: Configured GitHub Actions CI/CD pipelines for automated testing, container builds, and deployment.

🧪 Selected Projects & Labs

  • Antigravity Session Manager: CLI session engine, SQLite database manager, and DX architecture RFC for Google Antigravity.
  • Hermes Local Agent Lab: Multi-provider LLM routing, Telegram/WhatsApp agent gateways, MCP Trello, and approval-based coding automation.
  • Laravel Backend Portfolio: OpsLedger API demo with JWT auth, RBAC, queues, sandbox payment webhooks, Docker Compose, and CI.
  • Laravel VPS Hardening Lab: Production-minded server hardening patterns for Laravel applications on Ubuntu (Nginx, PHP-FPM, SSL, Fail2Ban).
  • rclone S3 Operations Playbook: Practical workflows for copying, syncing, dry runs, ACLs, bucket policies, and safe IAM access revocation.
  • MySQL Docker Backup: Automated MySQL backups from Docker to Google Drive with rotation and Telegram reporting.
  • n8n Automation Workflow Lab: Self-hosted n8n automation pipelines, Telegram bot routing, Google Sheets logging, and webhook event processing.

💼 Experience & Currently

  • Backend & DevOps Engineer at Brofesional.id (March 2024 – Present). Working across Laravel APIs, Linux server maintenance, database architecture, and RAG vector search pipelines.
  • Frontend Web Developer on QezaCare, a healthcare dashboard for clinic branches, doctor schedules, reservations, payments, and promotions.
  • Currently exploring remote full-time opportunities in backend, DevOps, and AI systems engineering.

Pinned Loading

  1. mysql-docker-backup mysql-docker-backup Public

    Automated MySQL backup from Docker container with Google Drive upload, log rotation, and Telegram reporting

    Shell

  2. laravel-vps-hardening-lab laravel-vps-hardening-lab Public

    Sanitized Laravel VPS deployment and hardening lab with Nginx, PHP-FPM, MySQL, SSL, Fail2Ban, Docker reverse proxy, and backup automation.

    Shell

  3. rclone-s3-operations-playbook rclone-s3-operations-playbook Public

    Practical rclone playbook for S3-compatible object storage operations: copy, sync, dry-run, ACL, bucket policy, and IAM access revocation.

  4. ssh-socks5-access-lab ssh-socks5-access-lab Public

    Sanitized access-control lab using SSH SOCKS5 tunneling, Nginx IP whitelist, restricted Linux users, and safe SSH hardening notes.

  5. n8n-automation-workflow-lab n8n-automation-workflow-lab Public

    Self-hosted n8n automation workflow lab: Telegram bot, Google Sheets logging, JavaScript parsing, command routing, debugging notes, and AI parser roadmap.

    Mermaid

  6. hermes-local-agent-lab hermes-local-agent-lab Public

    An evidence-based journey of experimenting with Hermes Agent, multi-provider LLM routing, Telegram and WhatsApp gateways, MCP Trello, voice workflows, and approval-based coding automation.