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7.9
7.9
100%
Villa De Merlo, Argentina
$25 USD per hour
I started with BeOS in 2002, because of a friend, who showed me something other than Windows, Always I worked repair PC & Laptops. Now I have more 10 years of experience in Server Linux. I can manager servers dedicated, servesr VPS, servers shared, etc. Setup and management you server; Apache/Nginx/Tomcat. SMTP Postfix, POP/IMAP Dovecot. FTP Vsftpd, Proftpd, Pure-ftpd-mysql. Dns Bind9, dnsmasq. File Server & printer Samba (dc-ac). Network administrator: isc-server-dhcp, openvpn, etc. Install and renew SSL certicate. All services on cloud; AWS, Azure, etc. Also website and E-mail migrations. ALL panels and web managers. Management all Linux distributions. Setup, security and optimization your server. __________________________ VERY IMPORTANT!!! “Hi I'm Matias, someone is trying to impersonate me, this account is the only one active and verified by freelancer! I DON'T USE ANY OTHER MEANS OF CONTACT, ONLY FREELANCER CHAT!” -----------------------------------------
7.9
7.9
97%
CHERTHALA, India
$50 USD per hour
I have 12 years of experience in Linux and Cloud server management which includes Monitoring, Security, and Optimization. Designed, configured, and managed public/private cloud infrastructures utilizing Amazon Web Services (AWS), including Elastic Cloud Compute (EC2), Virtual Private Cloud (VPC), Public and Private Subnets, Security Groups, Route Tables, Elastic Load Balancer, Cloud Watch and IAM. Implemented AWS high availability using AWS Elastic Load Balancing (ELB), which performed a balance across instances in multiple Availability Zones. AWS deployment using Ansible and Terraform, also deployed, and administered Open stack services. Configuring Ansible to manage AWS environments and automate the build process for core AMIs (Amazon Machine Image) used by all application deployments including Auto scaling and Cloud formation scripts. Worked with Docker on multiple cloud providers, from helping developers build and containerize their application (CI/CD) to deploying either on public or private cloud. Played a major role in building Docker images; create build and deployment configurations to deploy applications using Jenkins onto the Kubernetes cluster. Deployed and configured Elastic search ELK, Logstash and Kibana (ELK) for log analytics, full text search, application monitoring in integration with AWS Lambda and CloudWatch. Used Kubernetes to deploy scale, load balance, scale and manage Docker containers with multiple namespace versions. Troubleshooting the network issues involving TCP/IP, LAN/WAN networking, DNS, DHCP, SMTP, SNMP, netstat and monitored the servers and Linux scripts regularly and performed troubleshooting. Monitoring of the servers through Nagios, Icinga2, Zabbix I can handle cloud platform setup and Network management. I'm an expert in Website and e-mail Migration. I also have experience on VMware. Cloud Services: Amazon web services (AWS) , Gcloud , Digitalocean , Scaleway , Azure , Rackspace , Linode etc... My areas of expertise are: Linux, FreeBSD, Windows, Asterisk, FreePBX, NFS, CIFS, VMware, Xen, LVM, Apache, Nginx, Tomcat, Zimbra, Qmail, Sendmail, Postfix, Exim, LVM in Linux, Jabber, Openfire, FTP, Bind, PowerDNS, Pfsense, IPtables, Zabbix, Nagios, MysQL, LDAP, SquidFreeNAS, IPSEC, OpenVPN, PPTP, L2TP TECHNICAL SKILLS Operating systems: Linux, Windows Protocols: TCP/IP, FTP, DHCP, HTTP, SMTP, POP, IMAP Application/Web Servers: Apache, Nginx, Litespeed Mail Servers: Postfix, exim, sentmail, zimbra, iredmail
7.9
7.9
100%
Mohali, India
$15 USD per hour
Hello! Everyone! Thanks for visiting my profile! Over the last 9 years, I have developed & designed a wide range of websites using my core skills PHP, Wordpress, Woo-Commerce, Open Cart, Magento, Prestashop, BigCommerce, Wix, HTML5, CSS3, Bootstrap, Shopping Cart, Web Design, Jquery, Ajax, JavaScript. My Vision: High Quality, High Speed, High Satisfaction! - Area of Expertise ★ Wordpress ★ PSD to Wordpress theme conversion ★ Woocommerce Integration ★ Magento ★ Prestashop ★ OpenCart ★ PHP ★ MySQL Database ★ HTML/CSS ★ Jquery/Javascript ★ Website Design ★ Graphic Design ★ Site migration from one host to another host ★ Website Optimization (GTmetrix, Page Speed Insight) Responsibility, commitment, punctuality, ability to learn quickly, ability to work independently. I really thank you for taking time and reviewing my profile. I assure you that if you choose me, I shall deliver you a bug-free and high-quality solution, which end users would like to use and experience. Thanks
9.4
9.4
95%
Mississauga, Canada
$25 USD per hour
We are a Canadian-Ukrainian team of highly professional IT specialists (software developers, designers, system administrators and Internet marketers) with more than 20 years expertise. OUR MAIN SPECIALIZATIONS: 1) WEB DEVELOPMENT & SOFTWARE DEVELOPMENT 1.1) FRONT-END: HTML, HTML5, CSS3, Bootstrap, TailwindCSS 1.2) JAVASCRIPT: JavaScript, ES6+, Typescript, Node.js, MEAN, MERN, MEVN, Angular, React.js, Vue.js, Nuxt.js, Next.js, Gatsby.js, jQuery 1.3) BACK-END 1.3.1) LAMP (Linux, Apache, MySQL, PHP) including Symfony, Laravel, Yii, Zend, CodeIgniter, CakePHP 1.3.2) Python (Python, Django, Flask, FastAPI) 1.3.3) .NET stack technologies (C#, ASP.NET, .NET Core) 1.4) OPEN SOURCE SOLUTIONS 1.4.1) E-commerce Platforms: Shopify, Magento, WooCommerce, Prestashop, OpenCart, BigCommerce, Shopware, osCommerce 1.4.2) CMS: WordPress, Drupal, Joomla, TYPO3 etc. 1.4.3) CRM: SuiteCRM, SugarCRM 2) MOBILE DEVELOPMENT 2.1) Android native development: Java, Kotlin 2.2) iOS native development: Swift, Objective-C 2.3) Cross platform development: Flutter, React Native, Ionic 3) DESIGN 3.1) Website Design (UI (User Interface), UX (User Experience) etc.) 3.2) Graphic Design (Creative Design, Digital Design, Advertisement Design etc.) 3.3) Corporate Identity (Brand Boooks, Business Cards, Logos, LetterHeads etc.) 4) INTERNET MARKETING 4.1) Social Media Marketing (Linkedin, Xing, Facebook, YouTube, Instagram etc.) 4.2) SEO (SEO Copywriting, SEO Auditing, White Hat SEO) 4.3) PPC Marketing (Google Adwords, Google Ads, Facebook Ads, YouTube Ads, Instagram Ads etc.) 4.4) Email Marketing 5) MANAGED SERVICES 5.1) 24/7 TECHNICAL SUPPORT 5.2) SYSTEM ADMINISTRATION SERVICES Our team of high qualified System Administrators have huge experience with technologies covering: - different distributions of OS Linux, Unix and MS Windows Server systems; - different types of virtualization (ProxMox, Virtuozzo, OpenVZ, KVM, XEN, VMware, Hyper-V); - VPN/DNS/IPTables/Firewalls/web servers/mail servers configuration and tuning etc.; - cloud solutions (AWS, MS Azure, Google Cloud, Alibaba Cloud, OVHcloud, DigitalOcean, Linode etc.). 6) HOSTING SERVICES provided by our hosting subdivision under trade mark "TanHost" 6.1) Cloud based solutions (e.g. configuration and technical support of Private Clouds); 6.2) Сollocation services, the providing for rent dedicated and VPS/VDS (virtual servers); 6.3) Shared Hosting; 6.4) Domain names registration services; 6.5) SSL Certificates. 7) EMBEDDED SYSTEMS 7.1) Embedded software development 7.2) Internet of Things (IoT) 7.3) Microcontrollers programming 7.4) Arduino microcontrollers programming OUR CREDO: Reputation – is above anything else! We help our customers to grow success and we grow together with our customers! We are flexible to meet our clients' needs. We make it simple...
6.4
6.4
98%
Karachi, Pakistan
$20 USD per hour
An IT Geek with 5 years of experience in various fields and specialized in Linux/Windows Hosting Services and some backend development I don't recall everything I can do but here are some insights - cPanel/WHM Installing/Auditing/Optimization/Advisory - Directadmin Installing/Auditing/Optimization/Advisory - Plesk Installing/Auditing/Optimization/Advisory - Virtualmin Installing/Auditing/Optimization/Advisory - Zimbra Installing/Auditing/Optimization/Advisory - CentOS web panel Installing/Auditing/Optimization/Advisory I also have wide knowledge in Dedicated Servers including but not limited to : - Installing/Configuring/Optimizing /Auditing CentOS, Debian,Ubuntu, Windows - Monitoring/Analyzing - Fixing Day-to-Day Issues I can work with - Apache - Nginx - MySQL/MariaDB - PHP - Nagios/Zabbix - Libvirt/KVM - OpenVZ - NodeJS - MonogoDB - Wordpress/vBulletin/WHMCS/Drupal General Understanding of - Colocation - Dedicated Servers - DNS - Networking - Monitoring - Hardware - VPS
7.4
7.4
98%
Sydney, Australia
$70 USD per hour
Hi, I’m Mike, an Australian web developer and hosting expert with over 10 years of experience. I’ve helped all kinds of Australian businesses, from startups and small businesses to law firms, travel blogs, podcasts, tradie websites, shopify stores and large-scale e-commerce. Here’s what I can do for you: ✅ WordPress Websites: Clean modern designs, built for SEO and load super fast. ✅ E-Commerce Solutions: Shopify, WooCommerce, and custom-built online stores. ✅ All-in-one CMS Solutions: WIX, Squarespace, Webflow and more. ⭐️ Professional & Punctual | 160+ Projects Completed | 160+ 5-star Reviews ⭐️
6.8
6.8
94%
Lahore, Pakistan
$50 USD per hour
I am Muhammad Abdullah with 8 years of experiences A highly skilled IT professional with broad expertise in Linux system administration, software engineering, web development, and mobile application development. Demonstrates a deep understanding of a variety of operating systems, including Linux, Windows, macOS, Unix, and mobile platforms like Android and iOS. Adept at working with numerous programming languages such as Python, JavaScript, Java, C++, and more. Excels in creating efficient software solutions, designing and maintaining dynamic websites, and developing cross-platform mobile applications. Possesses a strong ability to optimize performance, ensure security, and deliver exceptional user experiences across diverse technological environments. This comprehensive skill set makes them a valuable asset for addressing complex technical challenges and driving innovation across multiple platforms
4.4
4.4
96%
Jhunjhunu, India
$15 USD per hour
A Server Management and deployment Engineer with the experience of 10+ years in the domain of windows, linux and unix servers Services I have for you :- 1. Increasing website/server speed. 2. Investigating for hacking/phishing/spamming/spoofing activities. 3. Optimize your web-server, PHP, MySQL for heavy-load projects. 4. Cloud Deployment - AWS (EC2,SES,S3,route53 all services). 5. Azure/Google Cloud Deployment. 6. Custom Application Installation ERP NEXT, Zimbra, CWP etc 7. Install and setting CMS like WORDPRESS, JOOMLA, MAGENTO,VBULLETIN and Software installations. Expertise I have:- AWS Certified Solution Architect 1. Linux administration (CentOS, Debian\Ubuntu). 2. Server Migration and cPanel/WHM/Webmin control Panels management. 3. Security (Vulnerabilities, Malware, Server hardening). 4. MySQL (Configuration, Optimization, InnoDB restoring). 5. Mail Server: Setup, configure and troubleshooting exim, postfix mail servers. 6. Managing services like DNS, APACHE, DATABASE, SMTP, POP3, IMAP, FTP.
4.3
4.3
88%
Ghotki, Pakistan
$8 USD per hour
Hi, I am a professional B2B Lead Generation specialist with over 3 years of hands-on experience in delivering high-quality, targeted leads and verified email lists. My core focus is to help businesses grow by providing accurate decision-maker contacts and optimized outreach-ready data. In addition, I also have strong expertise in Email Infrastructure & Deliverability Management, helping businesses set up and optimize their email systems to ensure maximum inbox placement and better campaign performance. I specialize in finding key professionals such as Founders, Owners, CEOs, C-Level Executives, Directors, Managers, HR, and Marketing professionals across any industry or location. Using advanced tools and platforms like LinkedIn Sales Navigator, ZoomInfo, Google Search, Google Maps, Yelp, and other premium sources, I ensure highly targeted and reliable data based on your requirements. I follow a data-driven and research-focused approach to ensure every lead is relevant, verified, and aligned with your ideal customer profile (ICP). My process includes manual verification, email validation, and quality checks to maintain high accuracy and reduce bounce rates. I don’t just deliver data — I provide outreach-ready leads along with a technically optimized email setup, so you can run cold email campaigns smoothly and effectively. My goal is to help you increase deliverability, improve response rates, and generate more business opportunities. 🔹 My Core Services: ✔ B2B Lead Generation (Main Expertise) ✔ Prospect List Building ✔ LinkedIn Research & Lead Generation ✔ Verified Email List Building ✔ Email Hunting & Validation ✔ Web Research & Data Mining ✔ Data Scraping & Website Scraping ✔ Targeted Contact List Creation ✔ Social Media Lead Generation 🔹 Email Infrastructure & Deliverability Expertise: ✔ Advanced Email Deliverability Optimization (Inbox-focused approach) ✔ SMTP Setup & Configuration (Custom SMTP, Bulk Sending Systems) ✔ DNS Configuration (SPF, DKIM, DMARC – properly aligned & authenticated) ✔ Domain & Email Authentication for maximum trust score ✔ Cold Email Infrastructure Setup (Multiple inbox rotation, domain warming strategy) ✔ IP & Domain Reputation Management (Spam risk reduction) ✔ Email Warmup Setup (Gradual sending + engagement signals) ✔ Bounce Rate Reduction & List Hygiene Strategy ✔ Inbox Placement Optimization (Primary tab vs Spam) ✔ Blacklist Monitoring & Removal Guidance ✔ Sending Limits & Throttling Setup for safe scaling ✔ Integration with tools (Lemlist, Instantly, Mailshake, etc.) If you’re looking for a reliable expert who can handle both lead generation and email outreach setup professionally, feel free to get in touch. I am committed to delivering high-quality results and long-term value. Thank you For Visit My Profile!
A POP / POP3 expert is an email systems specialist who configures, troubleshoots, and secures Post Office Protocol version 3 services so clients can reliably download messages from mail servers to local devices. Hiring a freelance POP3 specialist gives you targeted technical help for mail server setup, client configuration, migration, and authentication issues without the overhead of a full-time engineer.
POP3 remains a core protocol for email retrieval, especially in environments where users prefer local mail storage, offline access, or lightweight server footprints. A skilled POP3 freelancer understands the protocol mechanics, port and encryption standards, authentication methods, and how POP3 interacts with SMTP for sending and IMAP for synchronization. That depth matters when email delivery breaks, when migrating between providers, or when hardening a mail server against unauthorized access.
A POP3 expert handles the full lifecycle of email retrieval setup and support. Their work directly affects deliverability, user productivity, and the security posture of your mail infrastructure.
A capable POP3 consultant moves comfortably between mail server software, operating systems, and diagnostic utilities.
POP3 expertise is valuable across organizations that depend on email but want flexibility in how mail is stored and accessed.
Strong POP3 freelancers combine protocol-level knowledge with practical sysadmin and security skills. Look for hands-on experience with at least two mail server platforms, demonstrated comfort reading mail logs, and familiarity with the broader email stack including SMTP, DNS, and TLS.
Useful portfolio markers include past mail server deployments, migration case summaries, scripts published on GitHub for mailbox processing, and documented troubleshooting write-ups. Certifications in Linux administration (LFCS, RHCSA), Microsoft Exchange, or general security (CompTIA Security+) add credibility, though direct experience usually matters more.
Sample interview questions you can use:
Freelancer.com gives you access to a global pool of email and mail server specialists, from independent system administrators to seasoned messaging consultants. You can compare profiles, portfolios, ratings, and verified reviews before you commit, and clients on Freelancer.com set their own budgets and receive competitive bids that fit the scope of the work.
Whether you need a one-hour fix for a broken Outlook POP3 connection or a multi-week mail server migration, you can hire on Freelancer.com with confidence that the freelancers on Freelancer.com have been rated by previous buyers on real engagements. Milestone Payments, in-platform chat, and dispute resolution add a layer of protection that makes hiring contractors for sensitive infrastructure work straightforward.
Ready to fix, migrate, or harden your mail retrieval setup?
Hiring a POP3 freelancer follows a straightforward process on Freelancer.com. The clearer your brief and the more carefully you review bids and profiles, the better the match you will get. Below is what each step looks like for a POP3 engagement specifically.
The project post is the single biggest factor in bid quality. A precise brief filters out generic responders and attracts freelancers whose mail server and protocol experience genuinely match your needs. Head to the
Bids are short proposals, not just price tags. Read each one for evidence that the freelancer has understood your mail environment, identified likely causes, and proposed a sensible approach. A strong POP3 proposal usually references the specific server software, asks targeted clarifying questions, and outlines a realistic plan.
Final selection should weigh proposal quality together with profile evidence. For POP3 work, consistency of past mail server and email administration projects matters more than a single high-profile job. Review each shortlisted profile for depth, not just the headline rating.
POP3 downloads messages from the server to the client, typically removing them from the server unless "leave a copy" is enabled, which suits users who want local storage and offline access. IMAP keeps messages on the server and synchronizes folder state across devices, which suits users who check mail from multiple devices. A POP3 specialist can advise which fits your use case and configure either.
Yes. Many POP3 issues, such as port and TLS misconfiguration, certificate errors, or duplicated message downloads, can be resolved in a single short engagement. Post a clear brief describing the symptoms, your mail server, and your client software, and you will receive bids from freelancers ready to start immediately.
If your problem is isolated to mail retrieval, authentication, or mailbox migration, a POP3 specialist is the most efficient choice. If your project also covers SMTP delivery, anti-spam, DKIM, SPF, DMARC, and broader mail server architecture, look for a freelancer who lists email administration or mail server management alongside POP3 expertise.
Client configuration and small troubleshooting jobs often complete within a few hours. Mail server installations, hardening, and mailbox migrations usually run from several days to a few weeks depending on user count, data volume, and downtime tolerance.
POP3 is secure when used over TLS on port 995 with strong authentication and patched server software. A qualified freelancer will disable plain-text POP3 on port 110 where possible, enforce modern TLS versions, and add brute-force protection such as fail2ban.
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