Linux Developers For Hire
Showing 339 results
Sponsored Freelancers
-
I have 7 years of experience deploying and maintaining a wide range of systems and services. My expertise includes: ✅ Server Operating Systems: Windows Server 2003 to 2024, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP...I have 7 years of experience deploying and maintaining a wide range of systems and services. My expertise includes: ✅ Server Operating Systems: Windows Server 2003 to 2024, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP services. ✅ Virtualization: Microsoft® Hyper-V, VMware Hypervisors (ESXI, vCenter), Proxmox, VirtualBox. ✅ Cloud Computing Platforms: AWS Amazon Web Services, Microsoft®, Google Cloud Platform(GCP). ✅ Self-Hosted Clouds: NextCloud, OwnCloud, Seafile. ✅ File servers: IIS FTP, proftpd, FileZilla FTP Server, SAMBA. ✅ Web servers: IIS, APACHE, NGINX ✅Scripting: PowerShell scripting, Bash Scripting ✅Containers: DOCKER, Windows Subsystem for Linux (WSL). ✅Backup Systems Veaam Backup, Iperius Backup, UrBackup. ✅ Mail servers: POSTFIX, EXIM, Microsoft Exchange 2000 to 2019, QMAIL ,Zimbra ,Mail Enable , SmarterMail, hMail. ✅ Database servers: MySQL, PostgreSQL ✅ Firewalls: Windows firewall,ISA/Forefront TMG, MikroTik, PFSense, Zywall and other Routers; ✅ Data Storage Systems: Netapp, FAS, EMC, VNX; ✅NAS: FreeNAS, TrueNAS ,Synology, QNAP, Buffalo ✅ Monitoring ZABBIX, CACTI, NAGIOS ✅ Hosting Panels: WHM-cPanel, PLESK, CyberPanel, aaPanel Why Choose Me? ✅24 hours availability ✅Unlimited revisions ✅Fast response Microsoft® Certified ** MCSA | MCSE | MCT ** less
Hire AZTURK1
-
Senior Systems & Security Engineer with 15+ years in enterprise-grade IT. I design, harden, and operate high-availability infrastructure, and I streamline delivery with automation and clean processes. My focus: reliability, security, and clear documentation—so changes are low-risk and handovers are...Senior Systems & Security Engineer with 15+ years in enterprise-grade IT. I design, harden, and operate high-availability infrastructure, and I streamline delivery with automation and clean processes. My focus: reliability, security, and clear documentation—so changes are low-risk and handovers are effortless. Strengths: Infrastructure architecture & operations (Linux/Windows, virtualization, networking) Security hardening, identity & access, monitoring/observability Automation & DevOps practices (CI/CD, config management, IaC) Migrations and upgrades with minimal downtime Concise runbooks, risk-aware planning, and stakeholder-friendly communication Certifications: CompTIA Security+, Microsoft MCSE/MCSA/MCITP Languages: English (C2), German (C1), native Romanian Location: Germany • NDA-friendly • Reliable and responsive less
Hire iosifpeterfi
-
About me I have worked over 20 years at IT and telecom companies at 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 OSI layer. With me is...About me I have worked over 20 years at IT and telecom companies at 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 OSI layer. With me is easy to setup systems. I am not picky about what systems to use but i do have experience what to use. I know following operating systems + distros: debian, ubuntu, gentoo, suse, redhat, centos, rocky linux, almalinux and arch linux, freebsd, netbsd, openbsd, sun solaris plus ms windows servers. I also know following systems: Web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm Java web servers: Tomcat, Jrun, Jboss Proxy systems: Haproxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL Mail systems: Postfix,exim,dovecot.. and implementing: DKIM, SPF, MX, 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, lxc, jail, kubernetes Cloud providers: AWS, Digitalocean, Azure.. My knowledge does not stop here. I troubleshoot easily. Let's chat Please see my reviews of my previous works.. PS! With my bid you will get one week free support for work done less
Hire servermaster
-
Hi I'm Ahmed, I'm Redhat certified administrator. I have more than 8 years of experience in Linux Systems, VMware (Virtualization). Web applications, databases. Security, Deployment, Backup and lot of skills. let's have a quick chat. Looking forward working with you.Hi I'm Ahmed, I'm Redhat certified administrator. I have more than 8 years of experience in Linux Systems, VMware (Virtualization). Web applications, databases. Security, Deployment, Backup and lot of skills. let's have a quick chat. Looking forward working with you. less
Hire Ahmedi89
-
Rashid Tech Solutions is a systems-focused engineering and development practice with over 5 years of hands-on experience delivering reliable, production-ready solutions across software, cloud, automation, and embedded systems. We specialize in projects where multiple technologies must work together seamlessly —...Rashid Tech Solutions is a systems-focused engineering and development practice with over 5 years of hands-on experience delivering reliable, production-ready solutions across software, cloud, automation, and embedded systems. We specialize in projects where multiple technologies must work together seamlessly — software with hardware, cloud with automation, and logic with real-world operational constraints. Our work is driven by solid architecture, clean implementation, and solutions designed for long-term use, stability, and growth. 🔧 Core Capabilities Systems & Full-Stack Development End-to-end design and development of web platforms, backend services, APIs, dashboards, and mobile applications, built for scalability, security, and maintainability. Cloud, DevOps & Infrastructure Architecture and operations across AWS, Azure, and Google Cloud, including CI/CD pipelines, deployments, monitoring, performance optimization, and production hardening. Automation & Integrations Custom automation, workflow optimization, system integrations, bots, and backend processes to reduce manual work and improve operational reliability. Embedded Systems & Industrial Automation Development and integration of embedded systems, IoT devices, electronics, PCBs, PLCs, SCADA, and hardware–software interfaces for industrial and automation use cases. AI & Data-Driven Features Practical AI and machine-learning integrations such as computer vision, OCR, analytics, and intelligent system enhancements — applied where they deliver real, measurable value. Specialized & Custom Solutions Blockchain systems, trading tools, telephony platforms, and other domain-specific solutions when projects require deeper technical customization. 👥 Team & Delivery Model For larger or time-critical projects, I work with a small, trusted technical team, while personally managing and reviewing all work. This ensures clear communication, consistent quality, and a single point of accountability for the client. 🤝 Post-Delivery Support Delivery does not end at handover. We provide clear documentation, support, fixes, and ongoing assistance when required, ensuring systems remain stable, understandable, and easy to maintain over time. Our approach is reflected in consistent positive feedback from previous clients, who value technical ownership, clear communication, and dependable delivery. If you’re looking for a technical partner who thinks long-term and takes responsibility beyond launch, Rashid Tech Solutions is ready to support your project. less
Hire rashidamjad
-
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 rupa37
-
✨ Experienced Software Engineer ✨ With over 15 years of expertise, I specialize in creating custom websites and applications that drive results for businesses of all sizes. My skills span SaaS, microservices, databases, and cloud computing, leveraging leading platforms like AWS and GCP. ✨ What I Offer: ✔ Custom...✨ Experienced Software Engineer ✨ With over 15 years of expertise, I specialize in creating custom websites and applications that drive results for businesses of all sizes. My skills span SaaS, microservices, databases, and cloud computing, leveraging leading platforms like AWS and GCP. ✨ What I Offer: ✔ Custom software solutions tailored to your business needs ✔ Expertise in Golang, PHP, TypeScript, JavaScript, Node.js, and Python ✔ Cloud solutions: Kubernetes, Serverless, AWS, GCP, Azure, DigitalOcean ✔ Scalable backend frameworks: Laravel, Symfony, Express.js, Next.js, Gin, Echo, Fiber ✔ Modern frontend frameworks: Angular, React, Vue ✨ Why Work With Me? ✔ Customer-focused: I prioritize your satisfaction and project success ✔ Reliable delivery: On time and within budget ✔ Post-completion care: Complimentary 15-day support and bug fixes Let’s bring your vision to life! ✨ less
Hire k1ng440
-
usmanbashir12100 usmanbashir12100
$50 USD / hour
✅ Top Rated ✅ 4+ Years Exp ✅ Verified FreelancerPakistanHello! We are Data Forge Analytics with over 5 years of experience in digital marketing, cloud computing, and e-commerce. I help businesses grow by optimizing their online presence, automating workflows, and managing campaigns. Expertise: Digital Analytics & Ads: Certified in Google Analytics and Tag Manager, I...Hello! We are Data Forge Analytics with over 5 years of experience in digital marketing, cloud computing, and e-commerce. I help businesses grow by optimizing their online presence, automating workflows, and managing campaigns. Expertise: Digital Analytics & Ads: Certified in Google Analytics and Tag Manager, I deliver insights and manage Google Ads campaigns to maximize ROI. Amazon & SEO: I create compelling product descriptions, optimize Amazon listings, and enhance visibility through SEO strategies. Cloud (AWS & Azure): I configure and manage cloud infrastructure, ensuring scalability and cost-effectiveness. Python & Automation: I automate tasks and solve problems using Python and script development. CRM & Email Marketing: I customize CRMs (Zoho, Salesforce) and execute email campaigns using Klaviyo and Mailchimp. From e-commerce optimization to cloud solutions, I offer a broad skill set to help your business succeed. Let’s collaborate to reach your goals! less
Hire usmanbashir12100
-
Digital & Analog Electronics VHDL-Verilog-System verilog Matlab/Simulink Analog and Digital Communications Rust Python C/ C++/C# Micro-controllers Data Structures OOP Qt/ PyQt OpenCV x86 assemblyDigital & Analog Electronics VHDL-Verilog-System verilog Matlab/Simulink Analog and Digital Communications Rust Python C/ C++/C# Micro-controllers Data Structures OOP Qt/ PyQt OpenCV x86 assembly less
Hire Lightcanon
-
A common challenge clients face is finding candidates capable of rigorous research and applying scientific and engineering principles to effectively troubleshoot and resolve their software problems or meet specific needs. As a Senior Software Engineer with over 12 years of experience, I possess the precise skillset...A common challenge clients face is finding candidates capable of rigorous research and applying scientific and engineering principles to effectively troubleshoot and resolve their software problems or meet specific needs. As a Senior Software Engineer with over 12 years of experience, I possess the precise skillset required to address this gap. My expertise encompasses: - Developing New Web Applications, E-commerce Platforms, and Websites: Utilizing popular open-source solutions including WordPress, Magento, Laravel, and others. - Systematic Troubleshooting: Diagnosing and resolving complex bugs and issues within WordPress, Magento, Laravel, Python, Django, MySQL, and various other environments. - Security Remediation: Identifying and eradicating malware, rootkits, and resolving security vulnerabilities on websites and Linux servers after compromise. - Infrastructure Management and Migration: Executing seamless server-to-server or version-to-version migrations for platforms like WordPress, Magento, and Laravel. - Performance Engineering: Implementing comprehensive speed optimizations to achieve maximum performance for websites and web applications. - Linux Server Administration: Installing, managing, configuring, and fixing issues on Linux server environments, including CentOS, Ubuntu, and platforms like WHM/cPanel and Plesk. less
Hire TheCodingZone99
