Freelancers para contratação em Bangladesh
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Exames
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Mostrando 1046 resultados
Freelancers Patrocinados
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abusayed2004 abusayed2004
$40 Dólares / horaAsterisk PBX, SIP, Linux, Cloud, DevOps, SecurityI am currently seeking long-term remote and onsite job opportunities. With 13 years of experience, I have worked extensively with VoIP, Asterisk, cloud technologies such as AWS and OpenStack, Server security, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, Mysql, and Linux customization. I...I am currently seeking long-term remote and onsite job opportunities. With 13 years of experience, I have worked extensively with VoIP, Asterisk, cloud technologies such as AWS and OpenStack, Server security, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, Mysql, and Linux customization. I am also proficient in Python and PHP scriptwriting for IVR and AGI implementation on Asterisk. I have a team for support and further development. My expertise includes: - Linux - Hosting Systems Administration & Monitoring - Design and implementation of High-Performance SIP SBC - DevOps CI/CD - Service Optimization - Security Hardening - VoIP, Asterisk, SMS, Dongle, and FreePBX installation, configuration, and maintenance - WebRTC SIP Phone - Infrastructure Planning - Disaster Recovery - Shell Scripting - Capacity planning, application delivery planning - Network Troubleshoot, Spanning Tree, PVST, RSTP, HSRP, RIP, BGP, EGRP IGRP, MPLS - SAN Troubleshoot - GlusterFS, CEPH - NFS, SMB, ISCSI, SMTP - Linux performance tuning - MySQL, Oracle DB performance tuning - Laravel web application development - Web Security, Web benchmark, best practice - IPTV, Live streaming, VOD, FFmpeg - Raspberry Pi Please let me know if you have any questions or require further information. menos
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touhidecevw touhidecevw
$50 Dólares / horaNetwork & System Specialist |CCNP|CCNA|RHCE |CEH✅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 menos
Contratar touhidecevw
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|==> Jack of all trade!! <==| Areas Of Expertise: IT Security Audit - ISO 27001:2022, PCI DSS, NIST 800-53, GDPR and several other IT Security Compliance. IT Security and VAPT - Backtrack, Kali Linux, Nmap, Wireshark, Metasploit, Nikto, Burp Suite, OpenVAS, Aircrack-ng, and several other security penetration...|==> Jack of all trade!! <==| Areas Of Expertise: IT Security Audit - ISO 27001:2022, PCI DSS, NIST 800-53, GDPR and several other IT Security Compliance. IT Security and VAPT - Backtrack, Kali Linux, Nmap, Wireshark, Metasploit, Nikto, Burp Suite, OpenVAS, Aircrack-ng, and several other security penetration tools System Administration - VMWare vSphere, vCenter, ESXi (5.x, 6.x, 7.x, 8.x) Redhat Linux Enterprise Linux (5.5, 6, 6.5, 7, 8), CentOS, Ubuntu, Kali/Backtrack,. Windows Server (2019, 2016, 2012), Windows Hypervisor, SCVMM (System Center Virtual Machine Manager), SCCM (system center configuration manager), SCOM (System Center Operations Manager), VMware Networking - Routing, Switching, Cisco Firewalls, router and switches, Packet tracer, Riverbed Opnet Modeler, GNS3 IT Security - Backtrack, Kali Linux, Nmap, Wireshark, Metasploit, Nikto, Burp Suite, OpenVAS, Aircrack-ng, and several other security penetration tools Digital Forensics - Autopsy, EnCase, FTK, Axiom Web Designing - html, css, javascript, xml Web Programming - php, asp, ajax, jsp Database - MySQL, Oracle Writing - Technical Writing, Technical documentation, E-book, Content, Report, Creative writing menos
Contratar rozeny2k
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ecommercejui ecommercejui
$25 Dólares / horaWEB DEVELOPMENT // SYSTEM ADMIN // WEB SECURITYHello and welcome, this is Luthfun and I look forward to assisting you. I have 10+ years of experience. Can we discuss your project and get started straight away? :) I mainly focus on: -- Website Development of eCommerce, CRM, WordPress, Open-cart, and Shopify. --Web Hosting Administration. -- WEB SECURITY I...Hello and welcome, this is Luthfun and I look forward to assisting you. I have 10+ years of experience. Can we discuss your project and get started straight away? :) I mainly focus on: -- Website Development of eCommerce, CRM, WordPress, Open-cart, and Shopify. --Web Hosting Administration. -- WEB SECURITY I have a huge experience in Webhosting administration, so I can set up, tune, and debug apache, Nginx, PHP-fpm, and other server software. Working with WHM, CentosWP, Plesk, isp manager, or without any panel. Also, I can provide MySQL server tuning, SSL installation, and many other Linux-based server services. menos
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rakibulinux rakibulinux
$30 Dólares / horaWeb Developer, DevOps Engineer, Linux System AdminHello and welcome to my Freelancer profile! I am an experienced Next.js/MERN Stack Web Developer and Linux System Administrator with a wide range of skills and expertise. With years of experience in the field, I have worked with a variety of technologies, including Git, GitHub, and GitLab for version control, HTML,...Hello and welcome to my Freelancer profile! I am an experienced Next.js/MERN Stack Web Developer and Linux System Administrator with a wide range of skills and expertise. With years of experience in the field, I have worked with a variety of technologies, including Git, GitHub, and GitLab for version control, HTML, CSS, and JavaScript for front-end development, and React, MongoDB, NodeJS, Nestjs, Nextjs, and ExpressJS for full-stack development. In addition to my development skills, I have extensive experience with Linux system administration, including deployment on Ubuntu, CentOS, and Debian. I also have experience deploying and managing Cryptocurrency exchanges such as Openware and OpenDAX, setting up Smart Contracts and Nodes for BTC, ETH, TRX, and ERC20 tokens. My expertise in cloud platforms such as AWS, Digital Ocean, Google Cloud, Azure, Linode, and Vultr, combined with my experience with automation tools like Docker, Ansible, Puppet, Vagrant, Capistrano, and Kubernetes, allows me to efficiently manage infrastructure and ensure scalability. I also have experience with popular CMS platforms such as WordPress, Joomla, and Drupal, and have set up and managed video conferencing solutions using Jitsi Meet, OpenMeet, BigBlueButton, and Zoom. In addition, I have set up and maintained VOIP solutions using Asterisk, Kazoo, and FreePBX, and have experience with SMS gateway and SMPP setup. As an experienced developer, I am committed to delivering high-quality work, meeting deadlines, and exceeding client expectations. If you're looking for a skilled MERN Stack Web Developer and Linux System Administrator for your project, feel free to contact me. #linux #jitsi #html #css #javascript #react #mongodb #expressjs #nodejs #fullstack menos
Contratar rakibulinux
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Hello and welcome to my profile. I am a graphic designer with 9+ years of experience. I'm hard-working and always promised to objective is your satisfaction. My skills in : 1. Adobe Photoshop 2. Adobe Illustrator 3. Adobe InDesign 4. Microsoft PowerPoint My Provided service for you : * Logo *User Interface...Hello and welcome to my profile. I am a graphic designer with 9+ years of experience. I'm hard-working and always promised to objective is your satisfaction. My skills in : 1. Adobe Photoshop 2. Adobe Illustrator 3. Adobe InDesign 4. Microsoft PowerPoint My Provided service for you : * Logo *User Interface (UI) * Stationary Design * Full Branding Design * Banner * Business Card * Icon * Flyer * Brochure Thank You Sir menos
Contratar Sanjoypl14
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MSc Degree in Computer Sciences. 10+ years experience on hands in System Infra designing, implementation, optimization, integration, security, and troubleshooting. I've experience on the following areas. - Server: Dell,HP| Dell Mx7000,Raid Configuration,Idrac, cisco server -VMware, vcenter ,vmware...MSc Degree in Computer Sciences. 10+ years experience on hands in System Infra designing, implementation, optimization, integration, security, and troubleshooting. I've experience on the following areas. - Server: Dell,HP| Dell Mx7000,Raid Configuration,Idrac, cisco server -VMware, vcenter ,vmware cluster,upgradation, Virtual Box,VMware Workstation -Windows 2k12r2/2k16/2k19,upgradation, WSUS, -Linux servers : CentOS /DebianOS/RHEL-Setup, Redhat Cluster,bash scripts, cron-jobs. --SNMP monitoring : Observium/Librenms/Cacti -SSL / EV-SSL installation /OpenSSL -/Mysql/MariaDB/ Postgres9.4-PostgreSQL14 -Docker containers / Docker administration -Nginx load balancers / apache load balancers -Apache/Nginx optimizations for heavy load/heavy traffic websites. Kali Linux: Setup Kali linux, Network, Post Configuration, Kali linux security Tools: Nmap,Netcat,sql injection,payloads, ---------------------------------------------------------------------------------------------- Certification ----------------------------------------------------------------------------------------------- RHCSA CCNA menos
Contratar FoysalCh
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fahimislam15 fahimislam15
$5 Dólares / horaPenetration Tester | CEH | Cyber Security ExpertSegurança na rede, Segurança de Internet, Testes / Garantia de qualidade, Testes de Usabilidade, Teste de Website✔️ I am a Certified Ethical Hacker (CEH) and Professional Penetration tester & also an expert in open source intelligence and WordPress Security. I offer expertise in cyber security consultancy, penetration testing, OSINT (Open Source Intelligence), and WordPress security. As a dedicated professional, I keep up with...✔️ I am a Certified Ethical Hacker (CEH) and Professional Penetration tester & also an expert in open source intelligence and WordPress Security. I offer expertise in cyber security consultancy, penetration testing, OSINT (Open Source Intelligence), and WordPress security. As a dedicated professional, I keep up with the latest trends and emerging threats in the cybersecurity landscape. This enables me to deliver up-to-date recommendations and solutions that address the evolving nature of cyber risks. ✔️ ✔️ Throughout my career, I have developed a reputation for professionalism, attention to detail, and a strong commitment to client satisfaction. I believe in establishing strong partnerships with my clients, understanding their unique needs, and delivering tailored solutions that meet their expectations. ✔️ With a client-focused approach, I strive to understand your unique challenges and objectives. By tailoring my services to your specific requirements, I ensure that the solutions provided are practical, effective, and aligned with your business goals. As a dedicated professional. So, whether you're a small business, a large enterprise, or an individual seeking to enhance your cybersecurity posture, reach out to me today. Let's collaborate to protect what matters most to you and build a secure digital environment. ✅ Service Description ✅ ✔️ Web-Application Penetration Testing based on OWASP TOP 10. ✔️ Pentesting Android Applications. ✔️ Network Penetration Testing. ✔️ Clean malware-hosting server. ✔️ Protect your online accounts from hackers. ✔️ WordPress protection solution. ✔️ Social Engineering. ✔️ Malware Analysis- Dissecting Malicious Software ✔️ Location Tracking ✔️ Vulnerability Analysis ✔️ SQLi Injection Web Attacks test ✔️ Computer Forensics Investigation ✔️ Vulnerability assessment ✔️ Malware Analysis ✔️ Honeypot ✔️ WordPress Security ✔️ Security Solution ✔️ System Security ✔️ Email Security ✔️ Web Security ✔️ Ransomware Protection ✔️ Data privacy and protection ✔️ Open Source Intelligence ✅ Reach out to me today, and let's discuss how I can assist you in achieving a robust cybersecurity framework. Your peace of mind and the protection of your valuable digital assets are my top priorities ✅ Best Regards, Fahim menos
Contratar fahimislam15
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Please see my Upwork profile with a lot of experience and excellent feedbacks: https://www.upwork.com/fl/subir At a glance: * Expert in WordPress (12 years), Magento (9 years), speed optimization (12 years), web server (12 years), python (5 years), mathematics, and physics. * Website speed depends on web server...Please see my Upwork profile with a lot of experience and excellent feedbacks: https://www.upwork.com/fl/subir At a glance: * Expert in WordPress (12 years), Magento (9 years), speed optimization (12 years), web server (12 years), python (5 years), mathematics, and physics. * Website speed depends on web server configuration & website content. I work in both of them to make a 90%+ page score for mobile & desktop. * I fix core web vital errors. * I use neat and clean coding, search engine-friendly coding, optimized coding, w3 validated coding. * Fluent in speaking, writing, listening, and reading English. * I AM A FULL-TIME PREFERRED FREELANCER & I WORK MYSELF. ---------------------------------------------------------- Magento/Woocommerce: ---------------------------------------------------------- 8 years experience in magento and 11 years in woocommerce. I can do anything in Magento & woocommerce Please see my Ecommerce Development profile for more details. ---------------------------------------------------------- WordPress: ---------------------------------------------------------- 12 years of experience in WordPress and I can do anything in WordPress. Please see my CMS Development profile for more details. ------------------------------------------------------------ Page speed optimization skill: ------------------------------------------------------------- Load time/page speed score of a website depends on a lot of factors in web server (CPU, number of CPU cores, CPU Clock Speed, ram, server configuration, server cache, etc) and website content (number of plugins (WordPress), images, pages, page content, etc). Even each line of coding can help improve load time. As I am an advanced-level programmer and I have 12 years of experience in speed optimization, web server and web programming, I can do a lot of work on both web servers and websites to make a site the highest possible fast to load. Only advanced-level programmers can work on both of them. * I fix the issues of LCD, FID and CLS of core web vitals in google search console. Website speed depends on the webserver and website content. There are a lot of works to make a website the highest possible fast to load. Even I can work every line of coding to make it faster to load. Some of the important works for speed improvement I do (but not limited to): 1. js/CSS/image optimization. 2. Image resizing. 3. cleaning and optimizing code. 4. Remove unused plugins and replace plugin functions with the theme. 5. Use any of the best cache plugins which is the best for your website. 6. checking webserver like CPU clock speed, ram, configuration, and fixing issues. 7. reducing server response time. 8. Cache implementation 9.CDN implementation (Cloudflare, stack path etc). 10. removing render-blocking script. 11. reducing first byte (TTFB). 12. remove unused CSS and js. menos
Contratar skchybd
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Graphic Designer & Data Entry Expert I have years of experience in Adobe programs like Adobe Photoshop, In Design, illustrator, Acrobat DC and etc. I have many years of experience in Graphic Design. I also have experience in data entry, PDF to excel or word data conversion, web search and building business contact...Graphic Designer & Data Entry Expert I have years of experience in Adobe programs like Adobe Photoshop, In Design, illustrator, Acrobat DC and etc. I have many years of experience in Graphic Design. I also have experience in data entry, PDF to excel or word data conversion, web search and building business contact database in excel. Editing content of PDF document or image file. Graphic Designer Business Card Design Banner Design Flyer Design Photo Editing Logo Design Editing Images and Text Editing Photos Photo Retouch Making PDF Form Editing Text of Image and PDF File Editing PDF Document and Content Data Entry Expert Data Entry Into Excel Spreadsheet. PDF File And Content Editing. Scraping Data From Public Webpages. Converting PDF Document Into Excel And Word Format. Copy Typing Scanned Document Into Excel And Word Format. Uploading Content Into Different Websites. Uploading Products Into Website And Online Store. Excel Database Management. Downloading Videos From Websites. Uploading Videos Into Websites. Editing Text of Image And PDF File. I can make sure that I will provide the best quality services based on above listed expertise. menos
Contratar farhad31