Apache Solr Developers k zaměstnání
Zobrazuje 5 výsledků
Sponzorovaní freelanceři
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I am a Senior Systems Administrator & Virtualization Engineer with 12+ years of enterprise experience designing, deploying, migrating, and optimizing production-grade IT infrastructures across on-prem, hybrid, and cloud/VPS environments. I have worked extensively with VMware, Hyper-V, Proxmox, Veeam, NSX, Huawei...I am a Senior Systems Administrator & Virtualization Engineer with 12+ years of enterprise experience designing, deploying, migrating, and optimizing production-grade IT infrastructures across on-prem, hybrid, and cloud/VPS environments. I have worked extensively with VMware, Hyper-V, Proxmox, Veeam, NSX, Huawei Cloud, Contabo VPS, Oracle WebLogic, IBM WebSphere, and IBM MQ, delivering high-availability, secure, and performance-optimized systems for mission-critical workloads. My core focus areas include: • High Availability & Disaster Recovery • Virtualization & Private Cloud Platforms • Cloud & VPS Migration and Optimization • Performance, Security & Compliance If you are looking for a reliable, production-ready infrastructure expert, you are in the right place. 💻 Core Services & Expertise 🔹 VMware Virtualization & Enterprise Infrastructure • ESXi & vCenter installation and administration • NSX / NSX-T network virtualization & micro-segmentation • vSAN, HA, DRS & failover clustering • Horizon, UAG, VLANs, firewalls & SAN (FC/iSCSI) • Active Directory integration & RBAC 🔹 Proxmox VE (Private Cloud & VPS) • Proxmox installation, optimization & HA clusters • KVM & LXC virtualization • Ceph storage integration • Backup strategies & snapshot automation • Migration from VMware / Hyper-V 🔹 Veeam Backup & Disaster Recovery • Backup & Replication for VMware & Proxmox • RPO/RTO-based DR planning • Secure, encrypted & deduplicated backups 🔹 Hyper-V & Hybrid Infrastructure • Failover clustering, Live Migration & Replica • Virtual networking, SDN & SAN storage • Azure & hybrid-cloud readiness 🔹 Huawei Cloud & Contabo VPS • ECS, VPC, IAM & security groups • VPN, firewall & enterprise workload hosting • On-prem → cloud/VPS migrations • Cost-optimized and hardened architectures 🔹 Enterprise Middleware • Oracle WebLogic (clustering, JDBC, JMS, JVM tuning) • IBM WebSphere (HA, security, performance tuning) • IBM MQ (queue managers, channels, HA & TLS security) 🔹 Databases & Storage • Oracle, PostgreSQL, MySQL, MongoDB • Backup, replication & performance tuning • TrueNAS, Nextcloud & secure private collaboration 🚀 Why Clients Choose Me ✔ 12+ years of enterprise production experience ✔ Strong expertise across VMware, Proxmox, Hyper-V & Veeam ✔ Proven cloud & VPS delivery (Huawei Cloud, Contabo) ✔ Deep middleware & database knowledge ✔ Security-first, performance-driven approach ✔ Clean documentation & structured delivery méně
Zaměstnejte uživatele ahmedsud
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Certified Server & Cloud Professional Architect with more than 15 years of solid expertise. I have Devops, AWS Cloud, Oracle Cloud, AZURE, Google Cloud, Linux, UNIX, Vmware, Openstack, Oracle Apps, DB and Windows Services expertise. Expertise on setup/configuration/Architect of Amazon web services(AWS), Oracle...Certified Server & Cloud Professional Architect with more than 15 years of solid expertise. I have Devops, AWS Cloud, Oracle Cloud, AZURE, Google Cloud, Linux, UNIX, Vmware, Openstack, Oracle Apps, DB and Windows Services expertise. Expertise on setup/configuration/Architect of Amazon web services(AWS), Oracle Cloud(OCI), Azure, Google, Digitial Ocean and almost all clouds as well. IT Infrastructure Cost Optimization -- Optimizing infrastructure for peak performance, security and best Cost utilization. IT Support -- Expert in resolution of Server services issues, Cloud issues, Live IT problems troubleshooting and fix with RCA. Migration Services -- Setup, Configuration & Migrations -- Expert in doing all types of server(Linux/Unix & Windows) services migration. Website, Application, Database(Oracle, MySQL, Postgresql, mongodb etc) and Mail migrations like Zimbra, exim Cpanel, Zpanel, Parallels Plesk panel, DNS setup, etc migrations. Network and Security Services -- Designing, implementing, and maintaining the security of network infrastructure. Identify and mitigate security risks, and keeping data and systems safe from cyberattacks. Configure and manage security services such as firewalls, intrusion detection/prevention systems, and endpoint security solutions. Perform penetration testing and vulnerability assessments. Mail Servers Expertise -- Zimbra, Microsoft Exchange, Office 365, Postfix, Exim, Dovecot, iRedMail, Sendmail -- Setup, Configuration, Migration on Enterprise level. Web Hosting Panel - cPanel/WHM, Direct Admin, ISPconfig, Webmin/Virtualmin, CWP, Plesk, Vestacp, Hestia -- Installation/Setup, Configuration, Migration on Enterprise level. Install, Administration & Migrations of WHM/cPanel Servers, Oracle Apex, Nominatim Server, Cacti, Nagios, Zenoss & PHPlist. Devops skills with tools like Jenkins, Ansible, Grafana, Prometheus, Terraform etc. Atlassian products Installation & Configuration like JIRA, JIRA Agile, JIRA Capture, Crowd, Stash, Confluence, Fisheye Bamboo, etc. Proactive infrastructure management for a worry-free future. Certified RHCE/RHCSA/RHCSS RHCVA, Openstack, Oracle Cloud(OCI) Professional & Mirantis Cloud Active Directory, Microsoft Exchange Administration, setup, Migration and Microsoft based server services management. I have a great academic background in Linux and Cloud as well as my experience compliments my studies. *AS AN ENGINEER, I CAN SAY NOTHING IS IMPOSSIBLE TO IMPLEMENT. FEEL FREE TO CONTACT ME ANYTIME* In addition to this, I look forward to working on your projects in your budget. méně
Zaměstnejte uživatele amiteshojha
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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 méně
Zaměstnejte uživatele servermaster
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I managed a software development division as a general manager, but also have worked as an IT Engineer (System Integrator & Software Developer) for many years. So, I can make system proposals & create softwares both. And I had localized many softwares to Japanese. If you need to localize your resources, please contact...I managed a software development division as a general manager, but also have worked as an IT Engineer (System Integrator & Software Developer) for many years. So, I can make system proposals & create softwares both. And I had localized many softwares to Japanese. If you need to localize your resources, please contact me. méně
Zaměstnejte uživatele beardpapa813
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Trusted Freelancer with 10+ years of experience, 200+ successfully delivered projects, 19000+ work hours and going. I help founders and growing businesses solve operational bottlenecks and scale faster using AI and custom-built software systems. Recognition & Credibility 🏆 Awarded for AI innovation in Aquaculture...Trusted Freelancer with 10+ years of experience, 200+ successfully delivered projects, 19000+ work hours and going. I help founders and growing businesses solve operational bottlenecks and scale faster using AI and custom-built software systems. Recognition & Credibility 🏆 Awarded for AI innovation in Aquaculture at Aquacon Dubai by the U.S. Soy Export Council 🎓 Microsoft Certified Solution Developer (MCSD) Industries I Commonly Work With • AI-powered SaaS and automation platforms • Healthcare and digital health systems • Real estate and property technology • Education and training platforms • Marketplaces and data-driven products Core Expertise • AI-powered business automations • MVP to scalable product architecture • Workflow and process optimization • Enterprise-grade system design • AI/ML solutions (NLP, computer vision, predictive analytics) Technology Stack • .NET (C#, ASP.NET Core, MAUI, SharePoint) • Python (AI/ML, automation, computer vision) • Node.js & React • Cloud-ready, scalable architectures • N8N, make.com, GoHighlevel How I Work with Clients ✔ Business-first mindset (not just code-first) ✔ Focus on measurable outcomes ✔ Long-term technical partnership approach ✔ Honest timelines, clear communication If you're looking to Automate operations or build scalable digital systems, you're in the right place. méně
Zaměstnejte uživatele adeelpirzada
