Freelancers pentru angajare
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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 mai puțin
Angajează pe servermaster
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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 HPE (Hewlett Packard Enterprise) 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. mai puțin
Angajează pe rupa37
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Renesis Tech has earned its place among the top 10 Blockchain consultancies and ranks among the top 15 AI consultancies globally. With a presence spanning Dubai, Pakistan, Canada, Korea, and Japan, we take pride in our diverse and well-established portfolio. Our dedicated team comprises over 100 seasoned engineers...Renesis Tech has earned its place among the top 10 Blockchain consultancies and ranks among the top 15 AI consultancies globally. With a presence spanning Dubai, Pakistan, Canada, Korea, and Japan, we take pride in our diverse and well-established portfolio. Our dedicated team comprises over 100 seasoned engineers with expertise across various domains, including AI, Blockchain, Web development, Mobile development, Game development, Metaverse (AR/VR) development, and Growth Hack Marketing. We are committed to excellent client service, boasting a rapid response time of less than 30 minutes, 24/7, to address client needs and promptly resolve any issues. Our extensive capabilities cover a wide range of IT ambitions, including: 1 - UI/UX Design 2 - AI / ML Development 3 - Prompt Engineering 4 - Sustainable & Environment-Friendly AI Solutions 5 - Blockchain Development 6 - Web/Mobile App Development 7 - Game Development (Unity 3D/Unreal Engine) 9 - Metaverse Development (AR/VR) 10 - Manual & Automated Testing 11 - DevOps / MLOps 12 - Growth Hack Marketing When you partner with us, you'll receive a dedicated team focused on bringing your solutions to fruition, allowing you to concentrate on the business aspects. Through our commitment to growth, innovation, and transformation, we pledge to turn your ideas into reality! mai puțin
Angajează pe akkastech
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✅As a highly skilled and experienced network and system administrator with over 08 years of expertise, I hold notable certifications such as CCNP, CCNA, RHCE, and Certified Ethical Hacker (CEH) . I have established myself as an accomplished network, system, and security engineer, capable of delivering complete...✅As a highly skilled and experienced network and system administrator with over 08 years of expertise, I hold notable certifications such as CCNP, CCNA, RHCE, and Certified Ethical Hacker (CEH) . I have established myself as an accomplished network, system, and security engineer, capable of delivering complete solutions for designing, configuring, automating, and managing network and system projects. My proficiency in using simulation software such as Packet Tracer and GNS3, as well as real-life network and system devices, make me a valuable asset for any project. My few hands-on experiences is : ✅Network Design by MS Visio, Cisco packet tracer, GNS3, and EVE-NG ✅Netacad CCNA and CCNP packet tracer Labs activities, projects design and solution ✅Cisco routers, switches, FTD, FMC, and ASA firewalls. ✅WatchGuard, Palo Alto, CheckPoint Firewall, SonicWall, Fortigate, pfSense, OPNsense, Huawei firewalls. ✅Ubiquiti UDM Pro, Unifi Cloudkey, USG UniFi Firewall , Security Gateway, Switch, and AP devices ✅ Netgear, Huawei, Aruba switch, DrayTek router, TP-Link and others vendor wireless router configurations. ✅MikroTik Routers and switch configuration ✅ SNMP monitoring configuration: Observium, Librenms, Cacti, Nagios core ✅ Cloud Administrator: Azure, AMAZON AWS , Google GCP, OVH Cloud and Digital Ocean ✅VMware ESXi, VMware Workstation, VirtualBox, and Proxmox. ✅Ubuntu, Red Hat, CentOS, Debian, openSUSE, and Kali Linux distributions. ✅Windows server administration (Windows Server 2008, 2012, 2016, etc.), Active Directory management, Exchange Server administration, DNS configuration ✅Servers: HP Proliant Servers, Dell/EMC Servers, IBM ✅VLSM/subnetting of small to large enterprises ✅VLANs, Inter-VLAN routing, VTP, CDP, Ether-Channel(LACP, PAGP) ✅DHCP, NAT/PAT configuration and IP helper address ✅static and Dynamic Routing protocols (RIP, OSPF, EIGRP, BGP) configuration ✅Layer-3 Redudent/backup links Using HSRP, VRRP ✅Port security, ACL( access list) configuration ✅Network troubleshooting and optimization ✅VPN Configuration Expert (GRE , SSL, IPSEC, PPTP, OpenVPN & DMVPN) ✅Network automation script for any Cisco and FortiGate devices using python mai puțin
Angajează pe touhidecevw
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We are a team of professional Mobile, Web, Software Application, and Automation Developers. Our team offers a wide range of IT solutions including Software, Android & iOS Applications, that are customized to best fit the business needs of our clients and provide them with cost benefits. Our main mission is to deliver...We are a team of professional Mobile, Web, Software Application, and Automation Developers. Our team offers a wide range of IT solutions including Software, Android & iOS Applications, that are customized to best fit the business needs of our clients and provide them with cost benefits. Our main mission is to deliver high-quality and efficient solutions that satisfy our customers and help us build long-lasting business relationships. We take pride in providing timely solutions that are tailored to meet your specific requirements. At the heart of our business is the commitment to delivering top-quality services with a focus on speed and efficiency. We take your satisfaction seriously and work hard to ensure that our services meet or exceed your expectations. Thank you for considering my profile. I look forward to working with you and helping you achieve your business goals. ⭐⭐ Skills: ⭐ AI Calling Agent ⭐ ChatGPT ⭐ Stable Diffusion ⭐ Android / Android TV ⭐ iOS ⭐ Laravel ⭐ React Native ⭐ Twilio ⭐ AWS & Twilio Expert ⭐ Next.js & .Net core ⭐ C/C++ ⭐ Java, C# ⭐ Android Kotlin ⭐ .Net, VBA, Python. ⭐ Zaiper We can do automation between 2 or more platform ⭐ Twilio > Google sheet ⭐ CRM Automation ⭐ Gmail > Google Drive ⭐ WordPress > Excel ⭐ Shopify > Google Sheet ⭐ Zoho > Google Sheet ⭐ Facebook lead Ads > Google Sheet ⭐ Ebay > Google Sheet ⭐ Linkedln > Google Sheet ⭐Twitter, ⭐Trello, ⭐Airtable ⭐Calendly ⭐Discord mai puțin
Angajează pe Programmer59
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My current position is Unified Communications Administrator at UN International Computing Centre. I have 8 years of experience in designing, deploying, and operating Unified Communications services. I have worked with Microsoft solutions (e.g Skype for Business, Teams) and telephony solutions (e.g AudioCodes, Ribbon,...My current position is Unified Communications Administrator at UN International Computing Centre. I have 8 years of experience in designing, deploying, and operating Unified Communications services. I have worked with Microsoft solutions (e.g Skype for Business, Teams) and telephony solutions (e.g AudioCodes, Ribbon, Cisco,...) mai puțin
Angajează pe ngoquangtho
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I have 7 years of experience deploying and maintaining the following: ✅ Server Operating Systems: Windows Server 2003 to 2022, Ubuntu, Debian, RHEL, CentOS. ✅ Directory service: Active Directory, OpenLDAP. ✅DNS, DHCP: Windows Server DNS, DHCP and Linux DNS, DHCP services. ✅ Virtualization: Microsoft® Hyper-V,...I have 7 years of experience deploying and maintaining the following: ✅ Server Operating Systems: Windows Server 2003 to 2022, 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: PLESK, cPanel, CyberPanel ✅24 hours availability ✅Unlimited revisions ✅Fast response Microsoft® Certified ** MCSA | MCSE | MCT ** mai puțin
Angajează pe AZTURK1
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Hello, I am an accomplished Full Stack developer with a rich history in the industry. During my tenure as a senior Full Stack developer at the renowned digital production company "Onseo," I had the privilege of contributing to the successful creation of over 30 software projects. Front-end: React, Vue, Angular,...Hello, I am an accomplished Full Stack developer with a rich history in the industry. During my tenure as a senior Full Stack developer at the renowned digital production company "Onseo," I had the privilege of contributing to the successful creation of over 30 software projects. Front-end: React, Vue, Angular, CMS (WordPress, Shopify), package management, and API handling. Back-end: Node.js, Python/Django, PHP/Laravel, Java/Spring Boot, ASP.NET, and authentication. Databases: MySQL, PostgreSQL, MongoDB, Firebase. Beyond my technical prowess, I am driven by a relentless commitment to project success. I view each new challenge as an opportunity to expand my skill set and deliver innovative solutions. Let's collaborate and transform your ideas into reality. Together, we can build something extraordinary! mai puțin
Angajează pe valeriivapirov
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✓ Azure Certified Engineers with a proven track record: https://www.credly.com/badges/ee1f696e-c262-4ae2-b14f-e8a39150bbda ✓ MongoDB Ops Manager Expertise: - Proficient in deployment, monitoring, backup, and scaling of MongoDB on your infrastructure. ✓ Apache Guacamole Specialists: - Certified Engineers and...✓ Azure Certified Engineers with a proven track record: https://www.credly.com/badges/ee1f696e-c262-4ae2-b14f-e8a39150bbda ✓ MongoDB Ops Manager Expertise: - Proficient in deployment, monitoring, backup, and scaling of MongoDB on your infrastructure. ✓ Apache Guacamole Specialists: - Certified Engineers and Developers with over 10 years of hands-on experience. ✓ Proficiency in a Wide Range of Technologies: - Android App Development - Node.js, Next.js, Nest.js, and Full Stack Development - Software Development - Web Scraping - Server Scripting - Linux Administration - Cyber Security - Virtualization - Cisco Security and Routing & Switching - KVM, Open Source Solutions - Cloud-Based Networking (AWS Cloud, Google Cloud, Azure) - Windows Administration - VMware, ESXi - OpenStack ✓ Comprehensive IT Services: - Skilled troubleshooting and resolution of IT-related challenges. - Proficient in managing a wide array of server-related issues. ✓ A Trusted Partner for 8 Years: - With a successful history spanning the last 8 years in this industry, you can place your trust in our expertise. ✓ Passionate About New Projects: - We're always enthusiastic about engaging in exciting new ventures. - Let's discuss how we can collaborate to achieve your goals. Let's connect and explore opportunities together! mai puțin
Angajează pe manojmalviya93
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بسم الله الرحمن الرحيم Programmer at day.. Ethical hacker at night.. What I do : @Cyber Security: Web Applications Security, Penetration Testing, API Security, Mobile Applications Security, Software Security, Malware Removal, Systems Hardening, Server Security, Digital Forensics, NGFW solutions(FortiNet,...بسم الله الرحمن الرحيم Programmer at day.. Ethical hacker at night.. What I do : @Cyber Security: Web Applications Security, Penetration Testing, API Security, Mobile Applications Security, Software Security, Malware Removal, Systems Hardening, Server Security, Digital Forensics, NGFW solutions(FortiNet, pfSense,Palo Alto), Physical Security Consultancy @System Administration: Linux/Unix-like systems, MS Windows servers, Performance Optimization @Web Development: WordPress, Joomla, Drupal, Shopify. @Virtualization/Containerization: VMWare, Xen, VirtualBox, Docker. @Web Scraping/Automation: BeautifulSoup, Selenium. @Programming/Scripting: Python,Perl,Bash,Batch,PowerShell,VBA,AutoHotkey. @Other Services: Data Recovery, Speed Optimization, and SEO. @Trading: Deriv/Binary Bot Development. I DO NOT PROVIDE BLACK HAT SERVICES. ما شاء الله لا قوة إلا بالله mai puțin
Angajează pe AhmadSameer
