CentOs Experts For Hire
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Hire servermaster
About me I have worked over 20 years at IT and telecom companies in the following positions: IT support, System Administrator, Applications Administrator and Monitoring Administrator-Expert. I am "System Administration and IT Infrastructure Services" certified I follow KISS methods. I understand the OSI layer. With...About me I have worked over 20 years at IT and telecom companies in the following positions: IT support, System Administrator, Applications Administrator and Monitoring Administrator-Expert. I am "System Administration and IT Infrastructure Services" certified I follow KISS methods. I understand the OSI layer. With me, it is easy to set up systems. I am not picky about what systems to use, but I do have experience with what to use. I know the following operating systems + distros: Debian, Ubuntu, Gentoo, SUSE, Red Hat, CentOS, Rocky Linux, AlmaLinux, Arch Linux, FreeBSD, NetBSD, OpenBSD, Sun Solaris, plus MS Windows servers I also know the following systems: * Web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. * Java web servers: Tomcat, Jrun, JBoss * Javascript: Node.js, Npm * Proxy systems: Haproxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL * Mail systems: Postfix, Exim, Dovecot, and implementing DKIM, SPF, MX, and DMARC * Monitoring systems: Nagios, Zabbix, Cacti, Grafana * SMS: SMSC, Kannel * DNS: Bind, Djbdns, Dnsmasq. * VPS: VMware, Hyper-V, Proxmox, bhyve, KVM, Xen, OpenStack... * Containers: Docker, Podman, LXC, Jail, Kubernetes * High Computing: OpenHPC, SLURM, MPI, and related * Cloud providers: AWS, DigitalOcean, Azure… I troubleshoot easily My knowledge does not stop here. Let's chat Please see my reviews of my previous works PS! As bonus, with my bid, you will get one week of free support for work done less -
Hire MaTGaPa
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...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!” ----------------------------------------- less -
Hire kahlonkamal318
19 Years experience as Linux/Unix Admin, System/Storage/Server Admin, Virtualization Expert => Install and troubleshoot anything on Linux/Unix, Windows => Centos, RHEL, Ubuntu, Debian, Cloudlinux, Windows => Backup, Recovery, System boot and kernel issues => Server Security and Hardening: FIREWALLD, UFW, IPTABLES,...19 Years experience as Linux/Unix Admin, System/Storage/Server Admin, Virtualization Expert => Install and troubleshoot anything on Linux/Unix, Windows => Centos, RHEL, Ubuntu, Debian, Cloudlinux, Windows => Backup, Recovery, System boot and kernel issues => Server Security and Hardening: FIREWALLD, UFW, IPTABLES, Selinux, Fixing Security vulnerabilities => User, Disk, File Management,Linux Networking/Routing, ISCSI, Multipath, LVM, Partitions => Servers: Cisco, HP, IBM, Dell, Supermicro => Hardware and Software RAID, SAN/NAS Storage => Virtualizor, KVM, Xen, ESXI, VirtualBox, VMware, Vcenter Converter => Apache, Nginx, Mysql, RDS, SSL including Letsencrypt, cPanel, Webmin, Plesk => AWS, GCP, Digital Ocean => NTP, SSH, SQUID, DHCP, BIND, Postfix, Sendmail, VNC, Kannel, HA-Lizard, DRBD, XCD-NG, RSYNC, ISCSI, Multipath, NFS, VSFTPD, Samba => WHMCS, Opencloud, Nextcloud, Zulip, OpenVPN, Polr, Odoo, Advandate, Openmeetings, TOR, Keycloak, Rocket chat, Opencanary, eSignForms, Apache Nifi less -
Hire mrkimoz
I design and build high-availability, production-grade infrastructure for SaaS platforms, hosting providers, and enterprise systems. With 20+ years of hands-on experience, I help businesses deploy scalable, secure, and cost-efficient systems using Proxmox, Kubernetes, and cloud platforms like AWS & Azure. In addition...I design and build high-availability, production-grade infrastructure for SaaS platforms, hosting providers, and enterprise systems. With 20+ years of hands-on experience, I help businesses deploy scalable, secure, and cost-efficient systems using Proxmox, Kubernetes, and cloud platforms like AWS & Azure. In addition to infrastructure, I work as a Full-Stack Engineer, building and scaling SaaS applications end-to-end — from frontend dashboards (React / Next.js) to backend APIs (Node.js / Python), and data architectures using PostgreSQL, Redis, and analytics engines. I specialize in solving complex system challenges across both application and infrastructure layers — from designing complete cloud-native platforms to optimizing performance, data pipelines, and fixing critical production issues under pressure. less -
Hire rupa37
I bring over 15 years of extensive experience in the fields of system administration and DevOps, making me a seasoned professional in managing and optimizing IT infrastructures. With a strong foundation in virtualization technologies, I excel in creating efficient and scalable virtualized environments. My expertise...I bring over 15 years of extensive experience in the fields of system administration and DevOps, making me a seasoned professional in managing and optimizing IT infrastructures. With a strong foundation in virtualization technologies, I excel in creating efficient and scalable virtualized environments. My expertise extends to a wide range of Linux systems, and I am well-versed in handling various distributions, ensuring their stability, security, and performance. I have a proven track record of successfully deploying web applications, guaranteeing smooth and reliable online experiences for users. One of my core strengths lies in managing system updates and applying security patches promptly, reducing vulnerabilities and minimizing downtime. My commitment to network security is unwavering, and I implement robust measures to protect data and maintain the integrity of systems. Furthermore, my proficiency in Cisco networking solutions allows me to design, configure, and troubleshoot complex network infrastructures, ensuring seamless connectivity and optimal performance. Additionally, I have a solid understanding of <b> HPE (Hewlett Packard Enterprise) </b>equipment, enabling me to efficiently manage and maintain these devices to meet organizational needs. With my extensive knowledge, practical experience, and dedication to staying updated with the latest industry trends, I am well-equipped to contribute significantly to any organization's IT operations, ensuring they run smoothly, securely, and efficiently. less -
Hire carlosandresa7
I am a Full-Stack Developer with many years of experience building scalable web and mobile applications for startups, businesses. I specialize in designing and developing end-to-end solutions, from frontend user interfaces to backend APIs, databases, and cloud deployment. My goal is simple: deliver reliable,...I am a Full-Stack Developer with many years of experience building scalable web and mobile applications for startups, businesses. I specialize in designing and developing end-to-end solutions, from frontend user interfaces to backend APIs, databases, and cloud deployment. My goal is simple: deliver reliable, scalable, and high-performance software that helps businesses grow. less -
Hire melopgabriel
I am a Senior Full Stack Developer with 7+ years of experience building modern, scalable, secure, and high-performance web applications. I have successfully delivered SaaS platforms, CRM/ERP systems, e-commerce solutions, AI-powered applications, customer portals, admin dashboards, workflow automation, real-time...I am a Senior Full Stack Developer with 7+ years of experience building modern, scalable, secure, and high-performance web applications. I have successfully delivered SaaS platforms, CRM/ERP systems, e-commerce solutions, AI-powered applications, customer portals, admin dashboards, workflow automation, real-time applications, and RESTful/API-driven platforms. I manage the complete software development lifecycle—from planning, architecture, UI/UX implementation, backend development, database design, API integration, deployment, optimization, and long-term maintenance. Core Skills 🔹 Frontend: React.js, Next.js, Vue.js, Nuxt.js, Angular, TypeScript, JavaScript (ES6+), HTML5, CSS3, SCSS, Tailwind CSS, Bootstrap, Material UI, Shadcn UI, PrimeVue, Inertia.js, Redux, Vuex, Pinia, TanStack Query, Vite, Webpack 🔹 Design: Web Design, Logo Design, Website Design, Banner Design 🔹 Backend: PHP, Laravel, Node.js, Express.js, NestJS, Python, Django, FastAPI, CodeIgniter, REST APIs, GraphQL, Microservices, Authentication (JWT, OAuth, Laravel Passport, Sanctum), WebSockets, Queue Systems, Background Jobs, Payment Gateway Integration, Third-party APIs 🔹 CMS & E-commerce: WordPress, WooCommerce, Shopify, Joomla, Elementor, Custom Plugins, Theme Development, Headless CMS 🔹 Databases: MySQL, PostgreSQL, MongoDB, SQLite, Redis, Database Design, Query Optimization, Data Modeling 🔹 AI & LLMs: OpenAI, Claude, Gemini, AI Chatbots, AI Assistants, Prompt Engineering, RAG Applications, Vector Databases, AI Workflow Automation, Cursor, Claude, GitHub Copilot, Lovable, Replit 🔹 Automation: n8n, Zapier, Make, Python Automation, API Automation, CRM Automation, Lead Generation, Marketing Automation, Business Process Automation 🔹 Web Scraping & Data: Python, Selenium, Playwright, Scrapy, BeautifulSoup, Puppeteer, ETL Pipelines, Data Mining, Data Parsing, Data Cleaning, Excel Automation, PDF Extraction, Power BI 🔹 Cloud & DevOps: Docker, Docker Compose, Git, GitHub, GitLab, Bitbucket, CI/CD, GitHub Actions, Linux, Nginx, Apache, AWS, DigitalOcean, Firebase, Vercel, Netlify, Cloudflare 🔹 Testing: PHPUnit, Jest, Cypress, Playwright, Unit Testing, Integration Testing, End-to-End Testing, API Testing, Postman 🔹 Integrations: Stripe, PayPal, Twilio, SendGrid, Mailchimp, HubSpot, Salesforce, Google APIs, Microsoft APIs, Slack, Discord, WhatsApp, Shopify APIs, Social Media APIs 🔹 Data Engineering & Business Intelligence: Power BI, Data Visualization, Interactive Dashboards, Business Intelligence (BI), ETL Pipelines, Data Warehousing, Data Modeling, SQL Analytics, KPI Dashboards, Reporting & Analytics, Power Query, DAX, Excel Automation, Data Transformation, Data Cleansing, Data Parsing, Data Mining, Web Scraping, Data Extraction, Data Integration, CSV/Excel Processing, PDF Extraction, Pandas, NumPy, Puppeteer I write clean, maintainable, and scalable code while following best practices, SOLID principles, security standards, and agile methodologies. less -
Hire caciocode
caciocode caciocode
$50 USD / hour
C/C++/C# Java React ASP.NET Spring, Content WriterUnited KingdomI can design and build software, websites & mobile apps. I am also very good at finding and fixing bugs. I can work with a lot of frameworks and CMS such as .NET, Spring and Wordpress. PHP: Laravel, Symfony, Lumen, Silex, Slim, Wordpres MEAN: NodeJS, MangoDB, Express, Angular JavaScript: Angular, JQuery, Vue,...I can design and build software, websites & mobile apps. I am also very good at finding and fixing bugs. I can work with a lot of frameworks and CMS such as .NET, Spring and Wordpress. PHP: Laravel, Symfony, Lumen, Silex, Slim, Wordpres MEAN: NodeJS, MangoDB, Express, Angular JavaScript: Angular, JQuery, Vue, TypeScript, React Python, Django C#: ASP.NET Core, MAUI, WPF C/C++ Java: Spring, Android Rust, Kotlin, Go, R less -
Hire codefusion53
I’m Justin, a results-driven AI and Web Developer with a strong background in building intelligent, scalable, and user-focused applications. I specialize in: - AI & Machine Learning – custom models, chatbots, NLP, data automation, and predictive analytics - Web Development – full-stack applications, SaaS platforms,...I’m Justin, a results-driven AI and Web Developer with a strong background in building intelligent, scalable, and user-focused applications. I specialize in: - AI & Machine Learning – custom models, chatbots, NLP, data automation, and predictive analytics - Web Development – full-stack applications, SaaS platforms, e-commerce, and API integrations - Automation – streamlining workflows with AI, APIs, and custom scripts to save time and cut costs My approach is simple: I listen carefully, design smart solutions, and deliver high-quality results on time. Whether you need an AI-powered tool, a modern web platform, or a long-term development partner, I can bring your vision to life. Let’s collaborate to turn your ideas into reliable, high-performing solutions. less -
Hire benny307
Technology is most valuable when it solves real business problems. That's the mindset I bring to every project. I'm a Web, Mobile, and AI Developer who helps startups, businesses, and agencies build modern digital products that are fast, scalable, and easy to maintain. Whether you're launching an MVP, modernizing an...Technology is most valuable when it solves real business problems. That's the mindset I bring to every project. I'm a Web, Mobile, and AI Developer who helps startups, businesses, and agencies build modern digital products that are fast, scalable, and easy to maintain. Whether you're launching an MVP, modernizing an existing platform, or integrating AI into your product, I deliver solutions that are built for long-term growth—not just short-term success. From planning and architecture to development, deployment, and ongoing support, I take ownership of the entire development process while maintaining clear communication and a strong focus on quality. What I Build AI-powered SaaS platforms Web applications and business dashboards Cross-platform iOS & Android apps Customer portals and internal business tools API integrations and automation systems MVPs for startups Custom business software Technical Expertise ✅AI & Automation ✅OpenAI, Claude & Gemini APIs ✅AI Assistants & Chatbots ✅RAG (Retrieval-Augmented Generation) ✅LangChain ✅AI Workflow Automation ✅Document Processing ✅Prompt Engineering Mobile Development ✅Flutter ✅FlutterFlow ✅React Native ✅Firebase ✅Cross-platform iOS & Android Apps Web Development ✅React.js ✅Next.js ✅Vue.js ✅TypeScript ✅JavaScript ✅Tailwind CSS Backend Development ✅Node.js ✅Express.js ✅Laravel ✅PHP ✅REST APIs ✅GraphQL ✅Authentication & Security Databases ✅PostgreSQL ✅MySQL ✅MongoDB ✅Firebase ✅Supabase ✅Redis Cloud & Deployment ✅AWS ✅Docker ✅Firebase ✅Vercel ✅DigitalOcean ✅CI/CD Why Clients Work With Me ✅Clean, maintainable code ✅Scalable software architecture ✅Responsive communication ✅Fast turnaround without compromising quality ✅Long-term support and continuous improvements I believe successful software is more than functional code—it's a product that delivers real value, performs reliably, and scales with your business. My goal is to build applications that users enjoy using and businesses can confidently grow around. less
