🚀 Portfolio & Work

My Projects, Case Studies & Technical Content

Explore my comprehensive portfolio featuring DevSecOps projects, infrastructure solutions, technical case studies, and educational content. Each project demonstrates practical expertise in modern development practices and security implementations.

View Projects Case Studies
Technical Portfolio

DevSecOps & Infrastructure Projects

Architecting secure, scalable, and resilient systems through advanced DevOps practices, automation, and cloud-native technologies

FrankenWP Advanced WordPress Architecture

FrankenWP - Advanced WordPress Architecture

A sophisticated WordPress development framework showcasing advanced architectural patterns, custom post types, meta fields, and complex database relationships. Implements modern PHP standards with PSR-4 autoloading, dependency injection, and comprehensive unit testing. Features custom admin interfaces, REST API extensions, and performance optimization techniques including object caching and database query optimization.

50+ Custom Features
99% Test Coverage
3x Performance Gain
PHP 8+ WordPress MySQL Redis PHPUnit
WordPress Multisite with Portainer

Managing Docker with Portainer

Managed Docker and Kubernetes environments with Portainer for unified container control. Deployed multi-container WordPress stacks, optimized resource usage, simplified networking with Traefik, and automated updates. Centralized logs and backups for consistent, maintainable operations across all nodes.

Docker Swarm Portainer Traefik MariaDB WordPress Multisite
WordPress CI/CD with Bedrock

WordPress CI/CD with Bedrock

Modern WordPress development workflow using Bedrock framework with automated CI/CD pipelines. Implements GitOps principles with GitHub Actions, automated testing (PHPUnit, Codeception), code quality checks (PHPCS, PHPStan), and deployment to multiple environments. Features environment-specific configurations, database migrations, and rollback capabilities. Integrates with Composer for dependency management and WP-CLI for automation.

Bedrock GitHub Actions Composer WP-CLI PHPUnit
Netdata Prometheus Grafana Loki Stack

Comprehensive Monitoring & Observability

Full-stack monitoring solution integrating Netdata for real-time metrics, Prometheus for time-series data collection, Grafana for visualization, and Loki for log aggregation. Implemented custom alerting rules, incident response automation, and performance optimization strategies. Successfully identified and resolved critical Redis memory leaks under high load, reducing system downtime by 95% and improving response times by 40%.

Netdata Prometheus Grafana Loki Redis
Rocket.Chat Matrix Jitsi Meet Stack

Unified Communication Platform

Integrated communication ecosystem combining Rocket.Chat for team messaging, Matrix for federated communication, and Jitsi Meet for video conferencing. Implemented single sign-on (SSO), end-to-end encryption, and cross-platform synchronization. Added Uptime Kuma for comprehensive service monitoring with automated failover and notification systems. Achieved 99.9% uptime while supporting 500+ concurrent users.

Rocket.Chat Matrix Jitsi Meet Uptime Kuma SSO
Vaultwarden KaraKeep Security

Secure Knowledge & Password Management

Enterprise-grade security infrastructure using Vaultwarden for password management and KaraKeep for secure knowledge base. Implemented end-to-end encryption, multi-factor authentication, and automated backup strategies. Features role-based access control, audit logging, and compliance with security best practices. Reduced password-related security incidents by 90% and improved team productivity through centralized knowledge management.

Vaultwarden KaraKeep Encryption MFA RBAC
Nextcloud Ghost N8N OpenAI

AI-Powered Publishing & Automation

Intelligent content management system integrating Nextcloud for file storage, Ghost for publishing, N8N for workflow automation, and OpenAI for content generation. Automated content creation workflows, SEO optimization, and multi-platform publishing. Features smart content categorization, automated social media posting, and performance analytics. Increased content production efficiency by 300% while maintaining high quality standards.

Nextcloud Ghost N8N OpenAI Automation
High Availability Docker Swarm

High-Availability Infrastructure on Docker Swarm

Enterprise-grade containerized infrastructure using Docker Swarm with multi-node clustering, automated failover, and zero-downtime deployments. Implemented service mesh architecture, distributed storage with GlusterFS, and comprehensive monitoring. Features automatic scaling based on resource utilization, rolling updates, and disaster recovery procedures. Achieved 99.99% uptime with seamless handling of node failures and maintenance windows.

Docker Swarm GlusterFS Load Balancing Auto-scaling Service Mesh
WordPress on K3s Kubernetes

Scalable WordPress on Kubernetes (K3s)

Production-ready WordPress deployment on lightweight K3s Kubernetes cluster with horizontal pod autoscaling, persistent volume management, and ingress controllers. Implemented GitOps workflows with ArgoCD, automated SSL certificate management with cert-manager, and comprehensive monitoring with Prometheus. Features blue-green deployments, database replication, and multi-environment support with resource quotas and network policies.

K3s Kubernetes ArgoCD Cert-Manager HPA
Security Lab with Caddy ModSecurity

Advanced Security Laboratory

Comprehensive security testing environment featuring Caddy as reverse proxy with automatic HTTPS, ModSecurity Web Application Firewall with OWASP Core Rule Set, Fail2Ban for intrusion prevention, and automated malware scanning with ClamAV. Implemented security headers, rate limiting, and DDoS protection. Features continuous security monitoring, vulnerability scanning, and automated incident response. Reduced security threats by 98% and achieved SOC 2 compliance.

Caddy ModSecurity Fail2Ban ClamAV OWASP
Backup Disaster Recovery S3

Automated Backup & Disaster Recovery

Enterprise-grade backup and disaster recovery solution using AWS S3 with cross-region replication, automated scheduling, and intelligent lifecycle management. Implemented incremental backups, point-in-time recovery, and automated testing of backup integrity. Features encryption at rest and in transit, compliance reporting, and RTO/RPO optimization. Achieved 15-minute RTO and 5-minute RPO with 99.999999999% data durability and reduced backup costs by 60% through intelligent tiering.

AWS S3 Cross-Region Replication Lifecycle Management Encryption Automation
In-Depth Analysis

Technical Case Studies

Detailed analysis of complex technical challenges, solutions implemented, and lessons learned from real-world projects

Performance Optimization

Scaling WordPress to Handle 10x Traffic

15 min read Infrastructure

How we transformed a struggling WordPress site experiencing frequent downtime into a high-performance, scalable platform capable of handling 10x the original traffic load through strategic caching, database optimization, and infrastructure modernization.

The Challenge

  • Site experiencing 60% downtime during peak hours
  • Page load times exceeding 8 seconds
  • Database queries taking 2+ seconds to execute
  • Legacy hosting infrastructure unable to scale

Solution Implemented

  • Migrated to containerized architecture with Docker Swarm
  • Implemented multi-layer caching (Redis, CDN, Object Cache)
  • Optimized database with proper indexing and query optimization
  • Set up auto-scaling based on traffic patterns
  • Implemented comprehensive monitoring and alerting

Results Achieved

99.9% Uptime
1.2s Page Load Time
10x Traffic Capacity
85% Cost Reduction
Docker Swarm Redis Nginx MySQL CloudFlare
Security Hardening

Zero-Trust Security Implementation

12 min read Security

Implementing a comprehensive zero-trust security model for a multi-tenant WordPress platform, reducing security incidents by 98% and achieving SOC 2 compliance.

Security Challenges

  • Multiple security breaches in 6 months
  • Lack of proper access controls
  • No comprehensive audit logging
  • Compliance requirements not met

Security Improvements

98% Threat Reduction
100% Compliance
24/7 Monitoring
ModSecurity Fail2Ban Vault SIEM
DevOps Transformation

Legacy to Modern CI/CD Pipeline

10 min read DevOps

Transforming a legacy manual deployment process into a fully automated CI/CD pipeline, reducing deployment time from hours to minutes and eliminating human errors.

Legacy Challenges

  • Manual deployments taking 4+ hours
  • High error rate in deployments
  • No automated testing
  • Inconsistent environments

DevOps Results

5min Deployment Time
0 Failed Deployments
100% Test Coverage
GitHub Actions Docker Kubernetes ArgoCD
Knowledge Sharing

Technical Content & Resources

Educational content, tutorials, and technical insights to help the developer community learn and grow