Freelancers pentru angajare – Pagina 3
Se afișează 740 rezultate
Freelanceri sponsorizați
-
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
-
✓ 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
-
✅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 mai puțin
Angajează pe touhidecevw
-
I have over ten years of experience in web development and experience with different programming languages, technologies, and databases with a concentration on back-end programming. Services: ✓ Design, develop and maintain new websites or web apps ✓ Add new features, Debug, and support your existing website or web...I have over ten years of experience in web development and experience with different programming languages, technologies, and databases with a concentration on back-end programming. Services: ✓ Design, develop and maintain new websites or web apps ✓ Add new features, Debug, and support your existing website or web apps ✓ Refactor legacy codes and improve your service performance ✓ R&D to find the best solution for your needs Experiences: ✓ PHP, Laravel, Symfony, Wordpress, Joomla, XDebug ✓ Java, Spring, Struts, EJB, J2ME, Swing ✓ MySQL, MariaDB, Oracle, MongoDB, SQLite ✓ HTML5, CSS3, Javascript, Ajax, jQuery, Bootstrap, Angular, Vue ✓ Apache, NGINX, Apache Tomcat, JBoss mai puțin
Angajează pe techriverr
-
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. mai puțin
Angajează pe Celliwig
-
Server and Networking are my jobs and passions since 2007 - now. My recent sysadmin experiences are : create auto daily backup to aws s3 / backblaze / wasabi, auto deploy (ci/cd) with github, buddy/jenkins, aws (ec2, rds, route53, elb, etc), setup unifi network devices, setup nas synology, and setup runcloud.Server and Networking are my jobs and passions since 2007 - now. My recent sysadmin experiences are : create auto daily backup to aws s3 / backblaze / wasabi, auto deploy (ci/cd) with github, buddy/jenkins, aws (ec2, rds, route53, elb, etc), setup unifi network devices, setup nas synology, and setup runcloud. mai puțin
Angajează pe halilintar8
-
Greetings! I love to satisfy clients providing high quality work and good communication. I hold a Bachelor's degree in computer science. I have built many websites using several technical stacks, working as a web developer over the last 10+ years. Additionally, I have a career in healthcare company, building...Greetings! I love to satisfy clients providing high quality work and good communication. I hold a Bachelor's degree in computer science. I have built many websites using several technical stacks, working as a web developer over the last 10+ years. Additionally, I have a career in healthcare company, building LIMS(Laboratory Information Management System) and experiencing Healthcare Integration Engine like Mirth Connect. Following technologies are what I mastered as a full-stack expert. Frontend React, Vue, Angular, HTML, CSS, SCSS, JavaScript, JQuery Backend Node/Express, PHP/Laravel, PHP/CodeIgniter, Python/Flask, Python/Django Database MySQL, MongoDB, SQLite, PostgreSQL I am familiar with AWS deployment and Linux System Administration too. Thanks for checking my profile in details. mai puțin
Angajează pe stelianrosca618
-
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. mai puțin
Angajează pe sabdsouza
-
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
-
Hello and thank you for considering working with me on your project. I am Uli, an experienced web developer with expertise in various programming languages, project management and an extensive background in network and system administration. I am passionate about cyber security, constantly staying updated on the...Hello and thank you for considering working with me on your project. I am Uli, an experienced web developer with expertise in various programming languages, project management and an extensive background in network and system administration. I am passionate about cyber security, constantly staying updated on the latest trends. My services include, but are not limited to: * Web and cloud hosting * Development of web apps * Debugging * Code Review * System and Task Automation * Web scraping * Bots * Network performance analysis * Network and System administration (Linux/Windows) * Penetration Testing * Web Security Consultancy * Deployment solutions * Website restoration and recovery * OSINT When accepting your project, I am committed to delivering secure, efficient, and user-friendly solutions that meet your needs exactly. Thank you for taking the time to read through my humble profile. I am looking forward to work with you on your project. mai puțin
Angajează pe codingcow
