j
jrdevopsglobal

Yunior L. W

@jrdevopsglobal

System Administrator

Estados Unidos
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Sobre mí
Senior Systems Administrator & Cloud DevOps Engineer with 15+ years of experience. Specialist in AWS, DigitalOcean, VMware Cloud, Proxmox virtualization, and advanced enterprise hosting environments. I design secure, scalable, and bulletproof network architectures (VPN/VLAN), seamless Odoo ERP deployments, and proactive infrastructure monitoring. From custom web servers to multi-cloud setups, I ensure your critical systems are optimized, highly secure, and always online. Let’s elevate your business infrastructure today!... Lee más

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j
jrdevopsglobal
Yunior L. W
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I will be your professional linux sysadmin and cloud engineer
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Upwork

Senior Systems Administrator & Cloud DevOps Engineer - JrDevOps Global

Upwork • Freelance

Dec 2024 - Present • 1 yr 7 mos

Lead infrastructure architect providing high-end IT consulting, enterprise hosting architecture, multi-cloud deployments, and advanced virtualization solutions. Enterprise Hosting & Web Infrastructure: Architect and manage high-performance, secure self-hosted environments for business-critical applications (such as Odoo ERP, e-commerce platforms, and custom databases). Expertise in optimizing Nginx/Apache reverse proxies, SSL/TLS encryption, and Linux server hardening for maximum web speed and security. Virtualization & Compute: Design and deploy resilient multi-node High-Availability (HA) clusters using VMware ESXi and Proxmox VE, ensuring optimal resource allocation and zero downtime. Cloud & DevOps: Architect and migrate complex workloads to AWS and DigitalOcean cloud infrastructures, optimizing cloud spend, tuning PostgreSQL databases, and implementing automated continuous deployments. Network & Security: Design secure network topologies incorporating enterprise managed switches, strict firewall hardening (PfSense/Opnsense), and secure multi-site VPN/VLAN segmentation. Storage & BCDR: Implement centralized, high-speed ZFS storage solutions (TrueNAS) coupled with automated, multi-site backup policies to guarantee an RTO under 30 minutes.