Freelancers do zatrudnienia
Wyświetlono 56 wyników
Wykonawcy sponsorowani
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touhidecevw touhidecevw
$50 USD / godzinę
Network & System Specialist|CCNP|Fortinet|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 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 mniej
Zatrudnij touhidecevw
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With over 6 years of hands-on experience, I bring a wealth of expertise in crafting robust network security solutions and building dynamic web applications. My expertise in the Linux and Netwrok and WEb spans many areas, including Linux Kernel, Bash scripting, Network Protection(VPN, Snort, SSL/TLS etc.), Network...With over 6 years of hands-on experience, I bring a wealth of expertise in crafting robust network security solutions and building dynamic web applications. My expertise in the Linux and Netwrok and WEb spans many areas, including Linux Kernel, Bash scripting, Network Protection(VPN, Snort, SSL/TLS etc.), Network Service(DNS, DHCP etc.), HA and Git as well as with front end technologies like React, Typescript, Redux, Bootstrap. Continuous learning, problem solving and IP Networks are an inherent passion of mine and I thrive on challenge. With my experience and skills, I want to help you achieve your goals! My skills: - Network Engineering: Extensive experience designing, implementing, and maintaining complex network infrastructures. Proficient in configuring routers, switches, firewalls, and other network devices to ensure optimal performance and security. - Linux Programming: Skilled at developing custom solutions on Linux platforms, leveraging shell scripting, Perl, Python, C, Lua and other programming languages. Experienced of developing Linux system administration on websites on OpenWrt and SUSE15. - Security Expertise: Knowledgeable in cybersecurity principles and best practices, with a focus on network security and threat mitigation. Experienced at implementing not only Wireguard, SSL & IPsec VPN but also Snort and iptables. - Web Scraping: Extensive experience of dealing with website changes, handling dynamic content, respecting website terms of service, and aviding IP blocks or bans. - Project Management: Experienced Scrum Master with a strong background in agile development methodologies. Experienced of using Git and Jira. mniej
Zatrudnij tanette
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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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I started with BeOS in 2002, because of a friend, who showed me something other than Windows, Always I worked repair PC & Laptops. Now I have more 10 years of experience in Server Linux. I can manager servers dedicated, servesr VPS, servers shared, etc. Setup and management you server; Apache/Nginx/Tomcat. SMTP...I started with BeOS in 2002, because of a friend, who showed me something other than Windows, Always I worked repair PC & Laptops. Now I have more 10 years of experience in Server Linux. I can manager servers dedicated, servesr VPS, servers shared, etc. Setup and management you server; Apache/Nginx/Tomcat. SMTP Postfix, POP/IMAP Dovecot. FTP Vsftpd, Proftpd, Pure-ftpd-mysql. Dns Bind9, dnsmasq. File Server & printer Samba (dc-ac). Network administrator: isc-server-dhcp, openvpn, etc. Install and renew SSL certicate. All services on cloud; AWS, Azure, etc. Also website and E-mail migrations. ALL panels and web managers. Management all Linux distributions. Setup, security and optimization your server. mniej
Zatrudnij MaTGaPa
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Consultant, Solution Architect, Enterprise System Integration Specialist with Healthcare/Telecom/Finance domain specialization Areas Of Expertise: .Net, Java, Python,C++, Delphi,SQL Server, Analysis Services,OLAP, Data Warehousing, SSRS, SSAS, XML, Azure, Cloud Computing, VBA, Windows Mobile, Android, iPhone,...Consultant, Solution Architect, Enterprise System Integration Specialist with Healthcare/Telecom/Finance domain specialization Areas Of Expertise: .Net, Java, Python,C++, Delphi,SQL Server, Analysis Services,OLAP, Data Warehousing, SSRS, SSAS, XML, Azure, Cloud Computing, VBA, Windows Mobile, Android, iPhone, DICOM, HL7, Sharepoint, Microsoft CRM . AJAX, WCF , WPF, ASP.Net MVC, HTML5, Delphi, QuickBooks, MS Access, MS Excel, Go mniej
Zatrudnij DebasisB
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I have experiences in the following fields. Video editing: FFmpeg, AviSynth, VapourSynth; scripting and complex filters in FFmpeg/Avisynth, advanced video denoise methods (e.g.: Non-Local Means, BM3D), operations on video files, including intro creation (primarily in Blender), logo and subtitle overlays, zoom and pan...I have experiences in the following fields. Video editing: FFmpeg, AviSynth, VapourSynth; scripting and complex filters in FFmpeg/Avisynth, advanced video denoise methods (e.g.: Non-Local Means, BM3D), operations on video files, including intro creation (primarily in Blender), logo and subtitle overlays, zoom and pan by custom scripting, video stabilization, working with older VHS/MPEG2 sources, high quality deinterlacing, colorspace transformations, etc. (preferred output container formats: mp4, mkv, mov) Preferred encoding type is H.264 with x264, though do have experiences with ProRes, H.265/x265, DivX/Xvid, MPEG2, MotionPNG, VP9, and the most recent AV1 encoder, as well as with NVEnc. Audio editing: noise reduction and volume level normalization, working with text to speech engines, minor audio processing / correction works. 3D modelling and animation rendering: Blender / Cycles (mainly with 2.79b): examples: larger scale CPU and GPU rendering, photorealistic shaders, using HDRI environmental textures, creating and rendering animations like 3d logos, fine rotation/translation of objects & camera motion; some example works are under: "Recently completed 3D modells". Image editing: Gimp, ImageMagick. It also includes: high quality upscale (e.g. Spline64) and superresolution upscale methods (e.g. Waifu2x and AI based Super-Resolution image upscale methods with custom training/test sets of images (EDSR)). Programming: including numerical modelling & optimization tasks. (e.g.: MC simulations, optimizations, some example works are under: "Completed another programming works"). Speech to text conversion with AI based models. mniej
Zatrudnij tamas421
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I have 10 years of experience troubleshooting PC issues (either hardware or software). I have also a solid experience using common software packages (ex: MS-Office, Adobe software packages, Audio editing software packages). Looking forward to participate in projects such as: - PC technical support. - Software...I have 10 years of experience troubleshooting PC issues (either hardware or software). I have also a solid experience using common software packages (ex: MS-Office, Adobe software packages, Audio editing software packages). Looking forward to participate in projects such as: - PC technical support. - Software technical support. - Data recovery. - Fixing corrupted files. - Unlocking password protected files. - Audio files processing. - Excel formulas. - Converting between different types of files (either data files or multimedia files). - Translating from English into Arabic (Specially technical documents & Manuals). - Web search & data gathering. - Data entry. - Unusual projects or problems (I mean those that does not have a direct method to do or solve it). Always happy to hear from you ..... Any discussion (or consultant) about any project or problem is always welcome and free of any charge or obligations by your side (whether you are going to assign it to me or not). mniej
Zatrudnij MKamal
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C/C++ programmer with experience in parallel programming using OpenMP/Pthreads and MPI. Bash scripting and any other Linux/Unix tasks are welcome.C/C++ programmer with experience in parallel programming using OpenMP/Pthreads and MPI. Bash scripting and any other Linux/Unix tasks are welcome. mniej
Zatrudnij kaloyan13
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Worked for arvixe and servercentre datacenters. Extensive experience with Perl and shell scripting. Worked with cpanel, directadmin, plesk, aws, digital ocean, google cloud servers.Worked for arvixe and servercentre datacenters. Extensive experience with Perl and shell scripting. Worked with cpanel, directadmin, plesk, aws, digital ocean, google cloud servers. mniej
Zatrudnij jbosseu
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arodrigue arodrigue
$35 USD / godzinę
Ambiorix Rodriguez Placencio Asterisk expert.Dominican Republic.............. I'm a VoIP expert, skilled PHP web developer, and proficient Linux administrator............................. I'm a VoIP expert, skilled PHP web developer, and proficient Linux administrator............... mniej
Zatrudnij arodrigue
