Need a reliable Linux & Cloud Administrator to manage your servers, optimize performance, and keep your infrastructure running smoothly?
With 9+ years of experience in Linux system administration, AWS cloud infrastructure, and DevOps, I help businesses build, secure, and maintain highly available server environments.
I have extensive hands-on experience managing production workloads across Linux and Windows servers, cloud platforms, and web hosting environments. Whether it's server deployment, cloud migration, security hardening, automation, or ongoing infrastructure management, I deliver reliable and cost-effective solutions.
Core Expertise
• Linux & Windows Server Administration
• AWS Cloud Infrastructure Management
• VPS, Dedicated Server & Cloud Server Management
• cPanel, WHM & Plesk Administration
• Apache, Nginx & IIS Web Server Management
• Hosting Platforms (GoDaddy, HostGator, Bluehost, Namecheap, etc.)
• Server Security Hardening & Performance Optimization
• Backup, Disaster Recovery & Infrastructure Monitoring
• DNS, Email Server & SSL Certificate Management
• Docker, Kubernetes & DevOps Automation
• CI/CD Pipeline Implementation
• Infrastructure Troubleshooting & Root Cause Analysis
Why Work With Me?
• 9+ years of hands-on experience in Linux, AWS, and cloud infrastructure
• Strong expertise in server management, hosting, and DevOps practices
• Fast troubleshooting with proactive monitoring and maintenance
• Security-focused approach for reliable and highly available environments
• Clear communication, timely delivery, and long-term support
Whether you need server administration, AWS cloud management, migration, DevOps automation, infrastructure monitoring, security hardening, or ongoing technical support, I'm committed to delivering stable, secure, and scalable infrastructure that supports your business growth.
Microsoft Exchange Server
CentOS
NGINX
Microsoft Active Directory
Web Hosting
Linux System Administration
cPanel
Apache Administration
Network Administration
Karmandeep S.
Mohali, India
$35/hr
4.9
133 jobs
I am WHMCS Expert Developer Specialist, with over 10 years of Experience. I have worked for the well-known web- hosting service providers who were using WHMCS as their primary billing software for shared/dedicated and cloud hosting.
I am very well versed with WHMCS Installation, Setup, Configuration, and Automation.
I have the knowledge and ability to develop custom WHMCS:
1) Addon Modules.
2) Templates both Order-Form as well as Theme.
3) Provisioning Modules.
4) Reports.
5) Pages.
6) Payment Gateways.
7) Hooks
As well as any type of Customization without affecting the WHMCS Core.
I have Following Skills:
1) PHP / MYSQL / Linux / HTML5 / CSS3 / Javascript
2) Bootstrap / Jquery
3) Laravel, Illuminate database, Eloquent ORM etc.
4) Smarty and Blade.
5) Ubuntu, Centos, Windows.
6) GIT
7) RESTful API
I have my own development server with a public view. I use chatGPT as a support tool for problem solving.
Bootstrap
JSON
JavaScript
jQuery
CSS 3
SQL
HTML5
Git
Payment Gateway Integration
WHMCS Development
PHP Script
API Integration
Website Customization
MySQL Programming
PHP
Dilber K.
Mohali, India
$20/hr
5.0
41 jobs
Need help with a server migration, hosting issue, email migration, or Microsoft 365 setup?
I help businesses migrate, configure, secure, and manage their Linux/Windows servers, websites, email systems, and cloud infrastructure with minimal downtime.
With 16+ years of IT experience and 13,000+ hours on Upwork, I have helped businesses with server administration, hosting migrations, email migrations, Microsoft 365, AWS, and cloud infrastructure.
🔘 SERVER HOSTING & LINUX ADMINISTRATION
I can help you set up, migrate, troubleshoot, secure, and optimize your servers and hosting environment.
• Linux server administration
• VPS & dedicated server setup
• cPanel / WHM
• Plesk
• Apache / Nginx
• LAMP / LEMP
• PHP & MySQL
• Server migration
• Website & application migration
• SSL installation and troubleshooting
• DNS configuration
• Server security hardening
• Backup & recovery
• Server performance optimization
• Malware/security troubleshooting
• Cron jobs and server automation
I can work with AWS, DigitalOcean, Linode, Vultr, GoDaddy, HostGator, Bluehost, and other VPS/dedicated hosting environments.
🔘 EMAIL MIGRATION & MICROSOFT 365
I specialize in business email migrations with a focus on minimizing downtime and ensuring mail flow works correctly after migration.
I can migrate email from:
• Google Workspace / Gmail
• cPanel email
• GoDaddy
• Zimbra
• IMAP servers
• On-premises Exchange
• Other hosting/email providers
Microsoft 365 services include:
• Microsoft 365 tenant setup
• Exchange Online
• Exchange Hybrid
• Mailbox migration
• DNS / MX configuration
• SPF, DKIM & DMARC
• Outlook configuration
• Microsoft 365 administration
• MFA implementation
• Conditional Access
• Security configuration
• Backup & retention policies
• Post-migration troubleshooting
My goal is to make the migration safe, predictable, and as seamless as possible, with proper validation of mailboxes, DNS, mail flow, and user access.
🔘 AWS & CLOUD INFRASTRUCTURE
I also help businesses build, migrate, manage, and optimize their infrastructure on AWS and other cloud platforms.
AWS services include:
• EC2
• RDS
• S3
• Route 53
• IAM
• Load Balancers
• Auto Scaling
• SES
• WorkMail
• Backup & disaster recovery
• Server migration
• Infrastructure troubleshooting
• AWS security and optimization
I can migrate existing websites, applications, and servers from shared hosting, VPS, dedicated servers, or on-premises environments to AWS.
I also have experience with Azure, Google Cloud, DigitalOcean, and Linode.
🔘 AWS COST OPTIMIZATION & FINOPS
For businesses already running workloads on AWS, I can also help identify and reduce unnecessary cloud spending.
• EC2 / RDS / EBS rightsizing
• AWS cost analysis
• Reserved Instances
• Savings Plans
• Identifying unused resources
• Non-production scheduling
• Cost allocation & tagging
• AWS Cost Explorer
• Cost & Usage Reports (CUR)
• Budgeting and cost monitoring
🔘 WINDOWS SERVER & MICROSOFT INFRASTRUCTURE
I also have extensive experience with Windows Server environments, including:
• Active Directory
• DNS & DHCP
• Group Policy
• Windows Server administration
• IIS
• File servers
• RDP
• WSUS
• SCCM
• PowerShell automation
• Intune / MDM
• Server security hardening
🔘 SECURITY, VPN & SERVER HARDENING
I can help secure your infrastructure through:
• Server hardening
• Firewall configuration
• OpenVPN
• IPsec VPN
• SSL/TLS certificates
• IAM and access controls
• Microsoft 365 security
• MFA
• Conditional Access
• Security best practices
🔘 WEBSITE & APPLICATION MIGRATION
I have extensive experience migrating websites and applications, including:
• WordPress
• Joomla
• Magento
• Laravel
• PHP applications
• Node.js
• Python applications
• MySQL / MariaDB
• cPanel-based websites
• VPS and dedicated servers
I can handle the complete migration process, including server setup, application/database migration, DNS changes, SSL, testing, and final cutover.
🔘 WHY CLIENTS CHOOSE ME
✔ 16+ years of IT experience
✔ 13,000+ hours on Upwork
✔ 100% Job Success Score
✔ Top Rated Plus
✔ AWS Certified Solutions Architect – Associate
✔ FinOps Certified Practitioner
✔ Microsoft Certified / MCSA
✔ Extensive Linux & Windows Server experience
✔ Extensive email & Microsoft 365 migration experience
✔ Proven experience with server and cloud migrations
✔ Focus on minimal downtime and reliable post-migration support
If you need help with a server, hosting environment, email migration, Microsoft 365, or AWS infrastructure, send me the details of your current environment and what you're trying to achieve. I'll help you determine the best approach.
Linux System Administration
System Administration
Server Administration
AWS Server Migration
cPanel
Web Hosting
Microsoft 365 Copilot
Email Support
Microsoft Exchange Online
Microsoft Exchange Server
DNS
Windows Server
Amazon Web Services
Amazon EC2
Cloud Migration
Website Migration
Amazon Listing Optimization
MySQL
SSL
Server
Harpreet S.
Mohali, India
$25/hr
4.8
39 jobs
I have 7 plus years of experience in WHMCS and strengthening the all kind of hosting providers. e.g - Resellers and dedicated resource buyers and Data center level entrepreneur.
I am have developed so many custom modules, custom hosting website design and delivered tech support services in the last 7 years. My skill set and expertise:
✔ WHMCS installation and integration
✔ Wordpress + WHMCS
✔ CUSTOM WEBSITE + WHMCS
✔ Customizing the WHMCS TEMPLATE or Client area custimization according to requirements, styles etc.
✔ Creating custom Header/Footer of WHMCS to match the style of custom website.
✔ Setup Product/Services or TLDs
✔ Payment Gateway Setup configuration
✔ Servers configuration and provisioning
✔ Virtualization
✔ Cron job configuration
✔ Package Creation in WHM
✔ WHMCS Bridge/WHM Press Setup
✔ Email piping Setup for order and Ticket Notification
✔ Tech Support
And Many more hosting services.
Beyond this, I have great expertise with CMS Development as well. I am experienced with WordPress, Shopify and other custom PHP Frameworks development. My skills in these stacks are as,
✔ WordPress Custom theme development.
✔ WordPress theme customization, redesigning and custom functionality development.
✔ WordPress plugins development
✔ Theme Installations and Basic configuration
✔ Apps integration
✔ Custom 3rd party tools, APIs integration.
✔ WooCommerce integration, Products uploading, theme installations and order import, client imports and payment gateway integration
✔ Shopify Theme Development, Installation, Payment gateways setup, Apps installation and Adding social sales channels.
✔ Custom Shopify Development, 3rd part tools integrations, CRM/ORM, ERP and quickbooks integration for accounting purposes.
✔ Custom PSD Websites designing and development.
Please feel free to to discuss your specific requirements.
PHP
CSS
HTML
Virtualization
cPanel
Server Density Server Monitoring
CakePHP
jQuery
MySQL Programming
Web Hosting
WHMCS Development
Kuldeep S.
Mohali, India
$20/hr
4.9
33 jobs
Throughout my 10+ years of experience as a Web Developer, I have worked on a wide range of projects and held various roles that have strengthened both my technical and management skills. My flexibility and fast-learning nature have always been key advantages, allowing me to quickly adapt to new systems and seamlessly integrate into any working environment.
The combination of my programming expertise, communication skills, and project management abilities has consistently helped me deliver projects on time and with high quality.
I offer a complete range of web development services, including:
WHMCS:
- Installation and setup
- Customizations and template development
- Module and gateway development
- Report generation and system optimization
WordPress:
- Installation, theme and plugin development, and widget creation
- Experience with LearnDash (LMS) integration for e-learning platforms
- Skilled in working with popular themes such as Avada, DIVI, X, BeTheme, and Jupiter
Shopify:
- Theme customization, app integration, and full-store builds
- Store setup, optimization, and maintenance for better performance and conversions
Additional Technical Skills:
- PHP, MySQL, HTML, CSS, Bootstrap, jQuery, JavaScript, AJAX
- SEO, SMO, and SEM implementation for improved visibility and digital reach
With a strong focus on clean code, responsive design, and client satisfaction, I take pride in delivering reliable, high-quality web solutions tailored to each client’s unique needs. I’m confident that my experience and technical expertise will allow me to make a meaningful contribution to your project and help you achieve your business goals.
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