Hire the Best Squid Specialists

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Musheer Mansour Abdul Kareem M.

Sanaa, Yemen

$15/hr
5.0
1 jobs

Telecommunications and Network Engineer with over 10 years of practical experience in ISP operations, FTTH networks, GPON systems, MikroTik RouterOS, Linux servers, DNS, hosting, and email infrastructure. My background comes from working in real ISP environments where network stability, customer connectivity, and service availability are part of daily operations. I currently work with an FTTH network serving more than 500 active subscribers and manage the systems required to keep services running reliably. I am currently involved in the operation and development of the UFibers platform, supporting ISP infrastructure, customer provisioning systems, billing integrations, network operations, DNS services, hosting environments, and customer support systems. In addition to network operations, I actively manage production hosting and email environments for UFibers, including domain management, DNS administration, Microsoft 365, email routing, cPanel hosting, SSL certificates, WordPress hosting, email accounts, aliases, forwarding rules, SPF, DKIM, DMARC, MX records, and troubleshooting email delivery issues. This hands-on experience comes from operating live business systems and customer-facing services rather than lab environments. Recently received a 5-star Upwork review for DNS, Email Infrastructure, and Technical Operations support, with client feedback highlighting quality, problem-solving, and technical expertise. My daily work includes customer provisioning, PPPoE service management, network troubleshooting, outage investigation, OLT administration, DNS management, email infrastructure support, hosting administration, and maintaining operational systems used by both customers and support teams. I have hands-on experience with ZTE C620 and ZTE C650 GPON OLT platforms, MikroTik routing environments, SmartOLT automation, Blesta billing systems, Linux servers, and customer service provisioning workflows. Technical Experience • MikroTik RouterOS Administration • ZTE C620 and ZTE C650 GPON OLT Management • ONU Provisioning and Troubleshooting • SmartOLT Deployment and Administration • Blesta Billing and Service Automation • PPPoE Services and Subscriber Management • VLAN Configuration, Routing, and Switching • VPN Deployment and WAN Failover Solutions • ISP Operations and Customer Provisioning • Network Monitoring and Troubleshooting • Linux Server Administration (Ubuntu) • VPS and Hosting Management • cPanel and WHM Administration • DNS Configuration and Troubleshooting • Cloudflare Administration • SSL Certificate Installation and Renewal • Google Workspace Administration • Microsoft 365 Administration • Email Infrastructure Support • SPF, DKIM, DMARC, MX, and DNS Records • WordPress Migration and Troubleshooting • Website and Email Migrations • API Integrations and Service Automation Recent Work • Managing and maintaining an FTTH ISP network serving more than 500 subscribers. • Operating ZTE GPON infrastructure using C620 and C650 OLT systems. • Managing MikroTik routing environments, subscriber authentication, and service delivery. • Integrating SmartOLT with Blesta to automate provisioning and service management processes. • Supporting the UFibers ISP platform, including customer systems, billing integrations, hosting infrastructure, and network operations. • Troubleshooting DNS, SPF, DKIM, DMARC, MX, and email delivery issues for hosted domains. • Managing Linux servers, VPS infrastructure, hosting environments, and customer-facing services. • Performing website, hosting, DNS, and email migrations while minimizing service interruption. I enjoy troubleshooting technical problems and finding the root cause rather than applying temporary fixes. My focus is on building solutions that are stable, practical, and suitable for real production environments. Available for MikroTik, GPON, SmartOLT, Blesta, Linux administration, DNS management, email infrastructure, hosting support, WordPress migrations, ISP operations, and network troubleshooting projects.

  • Linux System Administration
  • VPN
  • Routing
  • TCP/IP
  • Network Administration
  • Telecommunications Engineering
  • API Development
  • MikroTik RouterOS
  • Twilio API
  • iOS Development
  • DNS
  • WordPress
  • Hosting Setup
  • Email Deliverability
  • API Integration
  • cPanel
  • Fiber Optics
  • GoDaddy
  • Google Workspace
  • Domain Migration
Alexander G.

Ust-Kamenogorsk, Kazakhstan

$10/hr
5.0
31 jobs

I have 14 years of experience in system administration and specialize in deploying and administering a whole bunch of Windows and Linux services that are used in most enterprises including Hyper-V/KVM/Proxmox hypervisors, Docker containers, web/mail/proxy/file/database/print/backup/VPN servers, VOIP solutions, monitoring systems and many others as well as managing switches, routers, Wi-Fi access points and other network devices I have MCSE Server Infrastructure and CCNA Routing and Switching certifications

  • Squid
  • System Administration
  • Linux
  • Windows Server
  • Apache HTTP Server
  • NGINX
  • Network Administration
  • Docker
  • Docker Compose
  • MySQL
  • MikroTik
  • Cisco
  • Zabbix
  • OpenVPN
  • Asterisk
Yevhenii L.

Kharkiv, Ukraine

$15/hr
5.0
61 jobs

Your server's down at 3am. Your cloud bill doubled. Deploys are a Friday nightmare. I fix exactly this — fast, with a rollback plan for every change. Results from 49 completed projects (100% Job Success): - 99.9% uptime — real monitoring with Prometheus, Grafana, and structured alerting - 30-60% faster page loads — Nginx/Apache tuning, CDN, TLS hardening, HTTP/2 - 20-35% lower cloud costs — right-sizing, autoscaling, lifecycle policies, FinOps - Deploys in minutes — Docker, Kubernetes, GitOps (ArgoCD/Flux), GitHub Actions, GitLab CI What I do: - Infrastructure & Containers: Linux, Docker, Kubernetes, Helm, Terraform, Ansible - Cloud: AWS, GCP, Azure - CI/CD: GitHub Actions, GitLab CI, ArgoCD, blue-green/canary deploys - Monitoring: Prometheus, Grafana, OpenTelemetry, ELK/OpenSearch - Security: Vault, SBOM/SLSA, Zero Trust, WireGuard/OpenVPN - Scripting: Bash, Python, Go, PowerShell How I start: 1. Quick audit (30-60 min) — what's running, what's breaking, what costs money for no reason 2. Prioritized action plan — what to fix now, what can wait, rollback strategy for every change 3. Early wins in 48 hours — faster response, fewer alerts, lower bill, working backups I don't do "two weeks of discovery." I dig in, find the worst problems, fix them fast. Tell me what's hurting — I'll be straight about whether I can help and what it takes.

  • DevOps Engineering
  • Kubernetes
  • Docker
  • AWS OpsWorks
  • Terraform
  • CI/CD
  • Linux System Administration
  • Ansible
  • GitHub
  • Google Cloud Platform Administration
  • Prometheus
  • Grafana
  • NGINX
  • Infrastructure as Code
  • Bash
  • Python
  • GitLab
  • Cloud Architecture
  • Security Management
  • Deployment Automation
Sanyam S.

Satara, India

$37/hr
5.0
12 jobs

I help companies deploy, upgrade, automate, and troubleshoot OpenStack, Kubernetes, and Ceph environments. With 10+ years of experience in cloud infrastructure, Linux administration, and automation, I have worked with global organizations including Rackspace, Ericsson, Red Hat, Nokia, and telecom/cloud service providers supporting large-scale production environments. I specialize in designing reliable, scalable, and production-ready cloud platforms while solving complex infrastructure challenges across compute, networking, storage, and automation layers. ## What I Can Help You With ✅ OpenStack deployment, upgrades, migrations, and troubleshooting ✅ Kolla-Ansible, RHOSP, TripleO, CloudBand, and private cloud implementations ✅ Ceph storage deployment, integration, optimization, and troubleshooting ✅ Kubernetes and OpenShift deployments on OpenStack ✅ Infrastructure automation using Terraform, Ansible, Python, and GitLab CI/CD ✅ Bare Metal provisioning with Ironic and OpenStack ✅ Linux administration, performance tuning, and production support ✅ Cloud migrations and disaster recovery planning ## Recent Project Highlights ✔ Automated inter-cloud and inter-tenant VM migrations using Python OpenStack SDK ✔ Built HA OpenStack and Ceph environments using Terraform and Ansible ✔ Managed and supported enterprise OpenStack platforms for telecom and cloud providers ✔ Deployed Kubernetes clusters integrated with OpenStack networking and load balancing ✔ Performed OpenStack upgrades, patching, and production troubleshooting for mission-critical environments ✔ Designed CI/CD pipelines to automate infrastructure deployment and operational workflows ✔ Integrated Ceph storage with OpenStack for highly available cloud platforms ## Technology Stack OpenStack • Ceph • Kubernetes • OpenShift • Kolla-Ansible • TripleO • RHOSP • Ironic • Terraform • Ansible • Python • Bash • Docker • GitLab CI • Jenkins • Prometheus • Grafana • ELK • Linux • KVM • Proxmox ## Why Clients Hire Me 🔹 Strong production troubleshooting expertise 🔹 Deep understanding of OpenStack internals and cloud architecture 🔹 Automation-first approach that reduces operational overhead 🔹 Experience supporting enterprise and telecom-scale deployments 🔹 Focus on clean, documented, and maintainable solutions Whether you need an OpenStack cloud deployed from scratch, assistance with a Ceph storage issue, Kubernetes integration, infrastructure automation, or help resolving a critical production incident, I can quickly contribute and deliver results.

  • DevOps
  • Terraform
  • Ansible
  • System Administration
  • Bash Programming
  • Python
  • OpenStack
  • Kubernetes
  • OpenShift
  • Server & Virtualization Software
  • DevOps Engineering
Mohamed A.

Cairo, Egypt

$30/hr
4.9
79 jobs

I'm a DevOps Engineer with experience as a network engineer. I've worked with the following providers AWS, GCP, Digital Ocean, Hetzner. I'm familiar with Docker and Kubernetes, and for automation I mainly use Ansible and Bash. My main OS that I've worked with on servers is Linux (Ubuntu, Debian, RHEL). I can help with most networking tasks either on cloud (VPCs, subnets, routing) or on-premises. Basic networking tools such as iptables, nftables, tc, and of course ip route. I'm familiar with VPN protocols and have used it as a server and client Such protocols are: Wireguard, OpenVPN, IPSEC/IKEv2 (StrongSwan/Libreswan), SoftEther.

  • Linux
  • VPN
  • Network Engineering
  • Linux System Administration
  • Ubuntu
  • Debian
  • Wireshark
  • OpenVPN
  • Network Administration
  • MikroTik
  • System Administration
  • OpenWrt
  • DevOps
  • AWS Systems Manager
  • Ansible
Ayoub M.

Casablanca, Morocco

$20/hr
5.0
10 jobs

I help individuals and businesses set up reliable Linux servers, self-hosted applications, and Docker environments fast and clean. I also build web apps and landing pages quickly using AI-assisted development tools. Specializations: AI Agent Deployments: • OpenClaw/ClawBot setup on VPS/ Mac/ VirtualMachine • Multi-agent AI automation workflows with Paperclip • n8n workflow automation • Claude API and LLM integrations • Successfully completed multiple OpenClaw projects on Upwork VPS Infrastructure: • DigitalOcean • Microsoft Azure • Nginx reverse proxy with SSL • Docker and Docker Compose multi-service setups • SSH key authentication and security • PostgreSQL/MySQL database administration Application Deployments: • Ghost CMS on Ubuntu VPS • n8n workflow automation platform • Custom Python/Node.js applications • Cloudflare CDN integration • Automated backups and monitoring • Let's Encrypt SSL automation Recent Projects: • OpenClaw AI agent deployments with Telegram integration • n8n self-hosted setup (documented at blog.miane.tech) • Multi-container Docker environments for AI automation Certifications: • Linux Professional Institute Certificate - Level 2 • cPanel Certified Professional • CCNA 3 Tech Stack: Ubuntu, Nginx, Docker, Azure, DigitalOcean, n8n, Telegram API, MySQL, Python, Cloudflare, Ghost, Let's Encrypt, Paperclip, Claude Code. I respond quickly and can start immediately. Let's get your application deployed properly.

  • DevOps
  • Linux System Administration
  • DigitalOcean
  • DNS
  • SSH
  • Docker
  • Python
  • Network Administration
  • Ghost CMS
  • n8n
  • PostgreSQL
  • Telegram
  • NGINX
  • Cloudflare
  • Automation

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