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engkarimismail engkarimismail
$50 USD / Stunde
✅ Senior Network & System Engineer | Security|VOIPMalaysia✅ About Me I am an experienced IT professional with expertise in server administration, networking, virtualization, and security. My skill set spans managing server operating systems, configuring directory services, implementing DNS/DHCP solutions, and deploying virtualization platforms. I have a strong background in...✅ About Me I am an experienced IT professional with expertise in server administration, networking, virtualization, and security. My skill set spans managing server operating systems, configuring directory services, implementing DNS/DHCP solutions, and deploying virtualization platforms. I have a strong background in firewalls, scripting, containerization, and database management. Additionally, I specialize in mail servers, backup systems, and cloud technologies. With advanced networking skills, including Cisco routing, VLAN management, VoIP/IP telephony, and penetration testing, I am well-equipped to handle complex IT infrastructures. I am dedicated to delivering reliable solutions, ensuring data integrity, and enhancing system performance. ✅Send me now 24/7 Availability Unlimited Revisions Fast Response ✅ Server Operating Systems Windows Server (2003 to 2024) | Ubuntu | CentOS | Debian | RHEL ✅ Directory Services Active Directory | OpenLDAP ✅ DNS and DHCP Windows Server DNS | DHCP | Linux DNS | DHCP ✅ Virtualization Microsoft Hyper-V | VMware ESXi | vCenter | Proxmox VE ✅ File Servers IIS FTP | proftpd | FileZilla | FTP Server | Samba ✅ Web Servers Apache | NGINX | Microsoft IIS ✅ Scripting and Automation PowerShell scripting | Bash scripting ✅ Containers Docker | Windows Subsystem for Linux (WSL) ✅ Backup Systems Veeam Backup | Iperius Backup | UrBackup ✅ Mail Servers Mailcow | Microsoft Exchange (2000–2019) | MailWizz | Postfix | EXIM ✅ Database Servers MySQL | PostgreSQL | MariaDB ✅ Firewalls and Security MikroTik | PFSense | Cisco Firewalls ✅ Networking Skills Cisco Routing and Switching | VLANS | OSPF | VoIP and IP Telephony | Network Penetration Testing Access Control Lists (ACLs) Security (MITM Attack Mitigation) ✅ Recovery Services Password recovery for accounts and routers | Disaster recovery planning ✅ VOIP Service Freepbx | freeswitch | CME | IP TELEPHONY | 3CX SYSTEMS ✅ Cloud Service AWS, DigitalOcean, Hetzner, Azure, Google Cloud Platform, IBM Cloud, Oracle Cloud, Alibaba Cloud, Contabo, Seva weniger
engkarimismail
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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 weniger
iosifpeterfi
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I am a Senior DevOps Engineer and Cloud Architect with over 14 years of deep expertise in Linux System Administration and Infrastructure. Originally trained in Physics, I bring a scientific, analytical approach to solving complex IT problems—I don't just maintain systems; I understand the "physics" of how they break...I am a Senior DevOps Engineer and Cloud Architect with over 14 years of deep expertise in Linux System Administration and Infrastructure. Originally trained in Physics, I bring a scientific, analytical approach to solving complex IT problems—I don't just maintain systems; I understand the "physics" of how they break and how to make them resilient. My career has evolved from the trenches of Help Desk support to founding my own IT service agency, and now tackling global-scale cloud challenges. I am currently pursuing an MSc in Computer Engineering to bridge practical experience with advanced theory. Core Competencies: - Cloud Platforms: Microsoft Azure, AWS - Infrastructure as Code (IaC): Terraform, Ansible - Containerization & Orchestration: Docker, Kubernetes - Observability: Prometheus, Grafana, ELK Stack - OS: Deep Linux System Administration mastery Whether you need to migrate to the cloud, automate your infrastructure, or stabilize a chaotic environment, I bring the patience of a father of twins and the precision of an engineer to get the job done right. weniger
ahmadpiran
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Preferred Freelancer with 8+ years of experience ⭐ Top 1% Freelancer Web developer specializing in solving technical problems fast. ▶ What I Fix & Build ➡️ WordPress (bugs, speed, security, migrations) ➡️ Full-stack web apps (MERN/React/Next.js) ➡️ Frontend (HTML, CSS, JavaScript, responsive design) ➡️ Backend...Preferred Freelancer with 8+ years of experience ⭐ Top 1% Freelancer Web developer specializing in solving technical problems fast. ▶ What I Fix & Build ➡️ WordPress (bugs, speed, security, migrations) ➡️ Full-stack web apps (MERN/React/Next.js) ➡️ Frontend (HTML, CSS, JavaScript, responsive design) ➡️ Backend (PHP, Node.js, databases) ➡️ IT & server issues (configuration, deployment) ➡️ Performance optimization & malware removal ▶ Why Work With Me - 32 projects with 5.0★ rating - 100% on-time delivery and 96% on-budget - Fast response and clear communication - Permanent fixes not temporary patches - Reliable support after project delivery Available for urgent projects. Let's solve your technical challenges efficiently weniger
kerolosgerges
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With years of experience in web development and server management, I bring a wealth of expertise to the table. Whether you're a budding entrepreneur, a small business owner, or an established enterprise, my skills and dedication are at your service.With years of experience in web development and server management, I bring a wealth of expertise to the table. Whether you're a budding entrepreneur, a small business owner, or an established enterprise, my skills and dedication are at your service. weniger
sabdsouza
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Hi there, I am networking expert specialist and consultant for more than 8 years, who spend my free time to learn about new technologies in networking, security field to be always up to date. please just ping me on chat to have a short discussion on your project and i will always look for solving your tasks...Hi there, I am networking expert specialist and consultant for more than 8 years, who spend my free time to learn about new technologies in networking, security field to be always up to date. please just ping me on chat to have a short discussion on your project and i will always look for solving your tasks quickly. below is a brief on my experience: Technology Specialist: --------------------- - Can design, implment large scale networking and make exaplanation reports. - Practice on Cisco Packet Tracer, GNS-3, EVE-NG. - Excellent pracitce on VMware WorkStation, Virtual-Box - VPN (IPSEC,IKE v1 or v2 ,L2TP ,OPENVPN, DUO Authentication). - Routing Protocols (BGP, OSPF, EIGRP .. ). - Wrie Technical Reports with excellent and format. Skills and Hands on Experience: ------------------------------- - Cisco devices (routers, switches), routing protocols, IPSEC, Cisco ASA Firewall. - Fortinet Devices: FortiGate, Forti Manager, Forti Analyzer. - wireless (WLC, Access Points): CISCO, Aruba, ubiquiti. - Juniper (M7, M10, MX 480, MX 960) and SRX (300, 500). - Operating Systems: Linux servers (Ubuntu, RedHAT, Debian), windows (Windows server 2012, 2016 ..etc). Regards, Ramy weniger
ramygoda1590
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✅ بِسْمِ اللهِ الرَّحْمٰنِ الرَّحِيْمِ I’m a Professional WordPress & Shopify Developer, Speed Optimization Expert, and Figma Designer with 6+ years of experience in building fast, modern, and user-friendly websites. ✅ WordPress & Shopify Development 1. I specialize in creating high-performing, mobile-responsive...✅ بِسْمِ اللهِ الرَّحْمٰنِ الرَّحِيْمِ I’m a Professional WordPress & Shopify Developer, Speed Optimization Expert, and Figma Designer with 6+ years of experience in building fast, modern, and user-friendly websites. ✅ WordPress & Shopify Development 1. I specialize in creating high-performing, mobile-responsive WordPress and Shopify websites that boost conversions and reflect your brand perfectly: 2. Custom website/store design and development 3. Elementor, WP Bakery & theme customization 4. Shopify app integrations, checkout customization, and store optimization ✅ Speed Optimization & Bug Fixing Your site will load in under 2 seconds with 90%+ Google PageSpeed scores. I also fix all WordPress/Shopify errors — from plugin conflicts and, fatal errors, update issues, cache problems 5xx/4xx errors, critical errors, database problems WooCommerce issues, malware attacks, SEO problems, site downtime, and much more ✅ Figma Design Expertise I design clean, interactive UI/UX prototypes in Figma, ensuring pixel-perfect layouts, intuitive user flows, and seamless brand consistency across your web pages or Shopify store. ✅ Why Work with Me Expert in WordPress, Shopify, PHP, CSS, HTML/HTML5, JS & Figma Fast communication, 100% client satisfaction, and 24/7 availability ✅ Hire me today for professional WordPress, Shopify, Speed Optimization, and Figma Design solutions that deliver real results. weniger
MshafiqDev
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Hello, I can start immediately and can dedicate to your project full-time, 40+ hrs/week during your working time. I've 8+ years of experiences and specialized in C#, VB, .Net, Devexpress, JavaScript, Node.js, React, Next.js, Mobx, GraphQL, Neo4j, Tailwind CSS, SCSS, GPT, TypeScript, API integration, etc. I'm an...Hello, I can start immediately and can dedicate to your project full-time, 40+ hrs/week during your working time. I've 8+ years of experiences and specialized in C#, VB, .Net, Devexpress, JavaScript, Node.js, React, Next.js, Mobx, GraphQL, Neo4j, Tailwind CSS, SCSS, GPT, TypeScript, API integration, etc. I'm an excellent English speaker/communicator with good collaboration experience. Looking forward to discussing more details. Best regards. Emile. weniger
emilesd617
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Hi! I’m a WordPress and Mobile App Developer with 8+ years of experience delivering high-quality, performance-driven solutions for businesses and startups. ✅ What I Do WordPress Development – Custom websites, Elementor pages, WooCommerce stores, and performance optimization Mobile Apps (Android & iOS) – Native...Hi! I’m a WordPress and Mobile App Developer with 8+ years of experience delivering high-quality, performance-driven solutions for businesses and startups. ✅ What I Do WordPress Development – Custom websites, Elementor pages, WooCommerce stores, and performance optimization Mobile Apps (Android & iOS) – Native (Kotlin, Swift) and Cross-platform (Flutter, React Native) API & SDK Integration – REST, Firebase, BLE, and third-party services App Optimization & Maintenance – Speed, stability, and UX improvements End-to-End Delivery – From UI (Figma) to Play Store & App Store deployment 🛠️ Recent Work Smart pet collar app with BLE + WearOS/WatchOS integration Habit tracking iOS app with CoreData & iCloud sync Carpool app with real-time chat, maps, and matching logic WordPress business website with WooCommerce + blog setup I focus on clean code, smooth performance, and timely delivery — whether you need a new website, mobile app, or a revamp of your existing project. weniger
BajajRids
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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...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 weniger
bindmission
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