Freelancers do zatrudnienia
Wyświetlono 177 wyników
Wykonawcy sponsorowani
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I build innovative ideas and dreams into reality. Over the years, I have developed my skills in Computer Science; most of them are self-taught; but my Engineering studies also helped me achieving greater levels. I spend most of my time in developing digital solutions for betterment of our society.I build innovative ideas and dreams into reality. Over the years, I have developed my skills in Computer Science; most of them are self-taught; but my Engineering studies also helped me achieving greater levels. I spend most of my time in developing digital solutions for betterment of our society. mniej
Zatrudnij Mohammaduvez
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I'm a system administrator with over 20 years of experience with Linux. Experienced with embedded environments and have reversed engineered a number of devices to implement new firmware (ie. OpenWRT). My experience and skills: o >15 years administering Linux systems (Debian/Ubuntu/Mint). o >15 years...I'm a system administrator with over 20 years of experience with Linux. Experienced with embedded environments and have reversed engineered a number of devices to implement new firmware (ie. OpenWRT). My experience and skills: o >15 years administering Linux systems (Debian/Ubuntu/Mint). o >15 years diagnosing faults with servers, desktops, & network devices. o Hardware Knowledge: - Experienced with various architectures Intel, ARM (32/64), & PowerPC. - Experienced with various bootloaders including BIOS, PXE, UEFI, & U-boot. - Knowledgeable in various bus systems including I2C, I2S, SPI, & UART - Proficient in debugging digital systems using standard tools - Over 20 years through-hole soldering experience (with some SMT as well) o Software Knowledge: - LAMP: Apache HTTP, MySQL & Memcache - Email: Exim, Postfix, Cyrus IMAP, experience with SPF & DKIM - Network Filesystems: iSCSI, NFS & Samba - Networking: IPv4, DNS, DHCP, Firewalls (iptable & nft), OpenLDAP, & OpenVPN - CVS: Git & Subversion o Programming Languages: - Shell scripting, including Linux init & TUIs - C programming, in particular Linux drivers & U-boot - Assembly language on various architectures (including 8051, Z80, 68k, PIC family). - Java, and JavaCard - Scripting languages including PHP, Perl & Python. mniej
Zatrudnij Celliwig
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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. mniej
Zatrudnij Ahmedi89
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Your search for the perfect freelancer ends here! As a computer engineer with over two decades of experience in the mainstream IT industry, I can deliver a wide range of hi-tech services including: ✅ Linux system administration (Ubuntu, Debian, Red Hat, CentOS, and more) ✅ Cloud computing (AWS, GCP, Oracle Cloud,...Your search for the perfect freelancer ends here! As a computer engineer with over two decades of experience in the mainstream IT industry, I can deliver a wide range of hi-tech services including: ✅ Linux system administration (Ubuntu, Debian, Red Hat, CentOS, and more) ✅ Cloud computing (AWS, GCP, Oracle Cloud, DigitalOcean, Azure, and more) ✅ Website, server, and email migration ✅ Cybersecurity consulting ✅ Malware removal and security hardening ✅ Various CMS and E-commerce solutions and troubleshooting (WordPress, Joomla, Shopify, osCommerce, Zen Cart, Magento, MediaWiki, phpBB, and more) I work solo, and known among peers for my fast turnaround time and ability to fix difficult problems. Where others have failed, I will succeed. ✌️ My credentials include multiple certifications from Google, Microsoft, CompTIA, Cisco, AWS, cPanel, Plesk, MongoDB, (ISC)², Fortinet, and more. It took hundreds of hours of training and practice to pass the vendor exams, making me one of the most capable freelancer for your job. As of 2014, I am part of the Preferred Freelancer Program, the elite top 1% on this platform. As of 2022, I am a Freelancer Ambassador, tasked with special duties including moderating the community groups. My timezone is GMT +6, though I work round-the-clock to cater the needs of my clients in over 70 countries worldwide. Click on the "Contact" button now to get started. If I have bid on your project, just click that "Award" or "Chat" button. I look forward to working with you! Notes for my first-time clients: ☑️ I have undergone a thorough and rigid identity verification process to receive the blue verified badge. This makes me more trustworthy when dealing with confidential data. ⛔ I do not work through remote access software such as TeamViewer. ⛔ I do not "Accept" projects until verifiable login credentials are provided. mniej
Zatrudnij Ekushey
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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 ** mniej
Zatrudnij AZTURK1
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usmanbashir12100 usmanbashir12100
$25 USD / godzinę
✅ Top Rated ✅ 4+ Years Exp ✅ Verified FreelancerPakistanHello! I’m Usman. I Have 5 Years of Experience In Google Analytics, Goolge Tag Management, Google Ads, Product Description, Amazon Web Services, Python, Algorithm, CRM, Microsoft, Data Processing, Data Entry, Excel, SEO, Amazon, Amazon Listings Optimization, Script Install, Shell Script, Powershell, Microsoft...Hello! I’m Usman. I Have 5 Years of Experience In Google Analytics, Goolge Tag Management, Google Ads, Product Description, Amazon Web Services, Python, Algorithm, CRM, Microsoft, Data Processing, Data Entry, Excel, SEO, Amazon, Amazon Listings Optimization, Script Install, Shell Script, Powershell, Microsoft Exchange, Microsoft, Microsoft Outlook, Microsoft Office, Azure, Bash Scripting, Microsoft Azure, Zoho Crm, Zoho Creator, System Admin, Proxmox, Email Handling, Bulk Email, Keyword Resarch, Shopify, DNS, Plesk, Web Hosting, Cloudflare, Microsoft Exchange, Active Directory, Microsoft Outlook, Ecommerce, Aws, Email Marketing, Klaviyo, Mailchimp, Product Sourcing, Facebook Pixel, Click Funnel I'm a versatile freelancer with a diverse skill set that spans the digital landscape. With over 5 Year of hands-on experience, I'm here to help you navigate and conquer the complexities of the online world. My Skillset at a Glance Digital Analytics: As a certified Google Analytics and Google Tag Manager expert, I thrive on turning data into actionable insights to optimize your online strategy. Digital Advertising: I'm well-versed in Google Ads, crafting and managing campaigns that drive targeted traffic and maximize your ROI. Content Wizard: Crafting compelling product descriptions and fine-tuning Amazon listings is my forte, increasing your sales and visibility. Cloud Whisperer (AWS): I can configure, manage, and optimize Amazon Web Services to ensure your digital infrastructure is efficient and cost-effective. Coding & Algorithms: Proficient in Python and algorithm development, I automate tasks, crunch numbers, and solve complex problems. CRM Specialist: Whether it's Salesforce, Zoho CRM, or other CRM systems, I customize and manage them to streamline your customer relationships. Data Maestro: I specialize in data processing and entry, delivering accurate and efficient data solutions. SEO Maestro: Let me boost your online presence! My SEO expertise drives organic traffic and enhances visibility. Ecommerce Expert: From Amazon to Shopify, I navigate the e-commerce terrain, optimizing listings and ensuring your success. Script Magician: Whether it's installing scripts, crafting shell scripts, or automating tasks with PowerShell, I've got the script for you. Email & Messaging Maven: Microsoft Exchange, Outlook, Office Suite – I ensure seamless communication and productivity. Cloud Architect (Azure): I harness the potential of Microsoft Azure to scale your business operations. Zoho : I'll tailor Zoho CRM and Zoho Creator solutions to your unique business needs. Web Security: I safeguard your online presence, utilizing Cloudflare and monitoring for threats. Email Marketing: From Klaviyo to Mailchimp, I execute targeted email marketing campaigns that deliver results. SEO & Keyword Research: I conduct in-depth keyword research to enhance your online visibility. mniej
Zatrudnij usmanbashir12100
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touhidecevw touhidecevw
$50 USD / godzinę
Network & System Specialist |CCNP|CCNA|RHCE |CEHBangladesh✅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 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 mniej
Zatrudnij touhidecevw
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android2014213 android2014213
$35 USD / godzinę
System Admin. (Linux, Windows, cloud) and DevopsIndiaFreelancer, having 10+ years of experience as a Linux/Windows System Administrator, Devops and Cloud Engineer. I am well experienced in System Administration, so including but not limited to: Mail Server: Zimbra, postfix, sendmail, PowerMTA Web Server: Apache, Tomcat, Nginx Scripting: shell scripting Control Panel:...Freelancer, having 10+ years of experience as a Linux/Windows System Administrator, Devops and Cloud Engineer. I am well experienced in System Administration, so including but not limited to: Mail Server: Zimbra, postfix, sendmail, PowerMTA Web Server: Apache, Tomcat, Nginx Scripting: shell scripting Control Panel: Plesk, WHM, Cpanel, Webmin, Virtualmin Virtualization: KVM, VMware, Citrix Xen Server, VMware Esxi, Proxmox, Advanced KVM command-line Security Compliance: PCI-DSS, DISA STIGs. Devops Tools: Docker, Docker-compose, Jenkins, GitHub,Vagrant, Vagrant with Docker as provider , Ansible, Foreman, Docker Swarm Network: Router configuration of cisco router, modem. IP subnetting. Database: Mysql, Postgresql, Oracle, MS-SQL Accounting: Tally 6.3, Tally ERP 9 on Linux Operating System: Debian-{8,9,10}, Centos-{3,4,5,6,7}, Ubuntu-{12,14,16,18,20.04,22.04}, Windows server -{2003, 2008, 2012, 2016, 2019,2022} Private cloud: Eucalyptus (Ubuntu Enterprise cloud) Cloud: AWS, Gcloud, Azure create VPC, public-private subnet, route table, Internet gateway, network acl, amazon ec2 instance Migration, updation. ERP: ERPnext Multitenant, ERPnext in Google Cloud K8s cluster with CEPH storage Log Server: Solarwind Kiwi syslog Domain Server: Windows AD, Samba4 Server provisioning and PXE installation for Linux and Windows. Source code Compilation and Cross compilation for various architecture. Server Administration, Webhosting, Web migration, Web and DB performance tuning, SSL Certificate Installation, Shell scripting, Deployment of various software and server, Mail server etc. Postgresql cluster, high availability, Load balancing. Master-master Replication. GlusterFS Replication and Geo-replication. Linux Distros: Kiosk live image. FFMPEG, v4l2loopback, Proxy: Haproxy MongoDB Replicaset on multi-node docker container. mniej
Zatrudnij android2014213
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martini002 martini002
$25 USD / godzinę
Software Eng. The person you have been looking forVenezuelaHello, this is Martin, Software Engineer. I work every day as a Python developer, I am a real specialist and Senior developer for backend applications. But I am not limited to that exclusively. I have many relevant skills to assist and help you. Since 2012 in this business has made me learn and sharpen my skills...Hello, this is Martin, Software Engineer. I work every day as a Python developer, I am a real specialist and Senior developer for backend applications. But I am not limited to that exclusively. I have many relevant skills to assist and help you. Since 2012 in this business has made me learn and sharpen my skills in the fields: ● Linux server administrator ● Django web applications ● Raspberry (software and hardware integration) ● Arduino programs ● Hardware automation ● Web development ● APIs (Creation and consumption) ● Databases management Cases that I love to work with: ● Python applications to automate any kind of process ● APIs creation to be used in the front end ● Raspberry solutions ● Hardware integration, even if it is not well-known hardware ● Electronic implementations to guarantee the accuracy of sensible procedures I use the newest and most advanced up to date languages and frameworks, including Python, Django, RestFramework, and many others, so I can guarantee that there is no lack of quality in my work. My most valuable service is related to post support. I don't disappear after delivering my work, I will stay with you until you are completely happy. Bringing you free support for any issue related to my code, that's the guarantee I offer to my clients. I will be here to assist you anytime, waiting for your feedback. Thanks for taking the time to review my profile. Kind regards. mniej
Zatrudnij martini002
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? Roles ? ? Agile project manager / engineering manager / lead developer / developer. ? Current availability ? ? Part-time. ? Current interests ? ? Software development productivity and good practices for small to mid-sized teams. ? Challenging projects and learning new things (any role, including...? Roles ? ? Agile project manager / engineering manager / lead developer / developer. ? Current availability ? ? Part-time. ? Current interests ? ? Software development productivity and good practices for small to mid-sized teams. ? Challenging projects and learning new things (any role, including developer). ? React.js, Angular.js, Nest.js, Express.js, Node.js, MongoDB, cloud (Docker, Kubernetes). ? Web3, DeFi, Blockchain, Fintech, Crypto. ? Experience ? ? July 2005 - current: Freelancer.com and other markets. Freelance developer. More than 400 projects successfully completed, being one of the top-rated developers. ? December 2021 - August 2023: crypto market and modern banking startup. Project manager / engineering manager / technical director directly reporting to the CEO & founders. ? March 2017 - May 2020: Power Software Consulting. Lead developer (MEAN stack) for a complex multimedia CMS. ? August 2011 - August 2014: MockupScreens.com. Project manager. ? Education ? ? 2003-2009 Public University of Spain: Technical Engineer in Telecommunications (B.Sc. Degree equivalent in the USA). ? Languages ? ? English: ? ? ? ? ? Writing: native-like. ? ? ? ? ? Speaking: good. ? Spanish: native. ? Other ? ? I have been using (GNU?/)Linux as my main OS for many years, and I have a preference for open-source software. mniej
Zatrudnij sergioes
