展示 17 结果
高级威客
-
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...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. 收起
雇用 abusayed2004
-
Well, I am an experienced Oracle/MySQL/Postgres/MongoDB/MSSQL Server Database Administrator. I have almost 15+ years of experience as core Production Apps DBA; solely responsible for Administering, developing, Managing, Designing, Planning and Installing MariaDB and MySQL Server Enterprise databases with High/Maximum...Well, I am an experienced Oracle/MySQL/Postgres/MongoDB/MSSQL Server Database Administrator. I have almost 15+ years of experience as core Production Apps DBA; solely responsible for Administering, developing, Managing, Designing, Planning and Installing MariaDB and MySQL Server Enterprise databases with High/Maximum availability configurations. I am a confident, energetic and enthusiastic IT professional with potential for career building. I have sound experience in migration from SQL server/DB2 to Oracle 11g, I have worked as a database administrator/analyst/architect for 10+ years at the Enterprise level; working on different state-of-the-art technologies with leading companies. My specialization and experience encompasses design, develop, and administer very large/complex online transaction processing databases. Yours Truly, Exp - 15 years Skillset - MySQL 5.6/5.7/8.0, Group replication, MySQL Cluster, Oracle Cloud/AWS, Oracle 8i/9i/10g/11g/12c, RAC, Data Guard, Goldengate, Oem, Oracle Exadata, Oracle SuperCluster Oracle Weblogic 11g/12c, Oracle Ohs 10g/11g/12c, Oracle EBS 12.1, OBIA, Joomla, Cassandra, Postgresql 9/10/11, MS SQLServer 2008 - 2016, MS Access, Azure, Oracle Cloud Infrastructure IIS, AWS, LAMP/WAMP, Storage, Hardware And Unix Operating System. Regards! Mohsin 收起
雇用 mohsinuetion
-
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 收起
雇用 AhmadSameer
-
I have 20 years of experience in web hosting, managing RHEL, CentOS, CloudLinux, Ubuntu, Debian, FreeBSD, and Windows Servers. I am online from UTC/GMT 03:00 to 07:00 and 16:00 to 20:30. * Linux - Ubuntu/Debian/CentOS/RHEL/Fedora/FreeBSD * Azure/Amazon AWS/Google Cloud * Nginx/Apache/Lighttpd/LiteSpeed * VPS -...I have 20 years of experience in web hosting, managing RHEL, CentOS, CloudLinux, Ubuntu, Debian, FreeBSD, and Windows Servers. I am online from UTC/GMT 03:00 to 07:00 and 16:00 to 20:30. * Linux - Ubuntu/Debian/CentOS/RHEL/Fedora/FreeBSD * Azure/Amazon AWS/Google Cloud * Nginx/Apache/Lighttpd/LiteSpeed * VPS - OpenVZ/KVM/Xen/Hyper-V/SolusVM/ProxMox * Docker/RancherOS * Linux/Cpanel Server Setup * Server Security - csf/maldet * PHP - Script Installation/Custom coding/Laravel * Ffmpeg/Youtube Clone installation * WHMCS Installation * Windows server setup Listed on FreeLancer Security Hall Of Fame - Yujin Boby (@serverokin) https://www.freelancer.com/about/security/hall-of-fame You can hire me by clicking on the "Hire Me" button on my profile page or using the following link https://www.freelancer.com/hireme/NetFreeHost 收起
雇用 ServerOK
-
I have 19 years of experience. Me and my team have delivered lot of successful project on freelancer.com, rentacoder.com and vworker.com. We work from small scale to large scale projects. Mobile App, Website Development, Data Solution, Database, Networking, Compiler, Data structure, Algorithim, ProgramingI have 19 years of experience. Me and my team have delivered lot of successful project on freelancer.com, rentacoder.com and vworker.com. We work from small scale to large scale projects. Mobile App, Website Development, Data Solution, Database, Networking, Compiler, Data structure, Algorithim, Programing 收起
雇用 ParasTech7
-
Hello! I'm a seasoned Full-Stack Web & Mobile Developer with two decades of rich, hands-on experience in the software engineering domain, based out of the vibrant tech landscape of the UK. My professional journey has been marked by a dedication to excellence, a meticulous work ethic, and a commitment to staying ahead...Hello! I'm a seasoned Full-Stack Web & Mobile Developer with two decades of rich, hands-on experience in the software engineering domain, based out of the vibrant tech landscape of the UK. My professional journey has been marked by a dedication to excellence, a meticulous work ethic, and a commitment to staying ahead of the curve in the ever-evolving world of technology. Throughout my career, I have cultivated a diverse skill set that spans: ✔ Frontend Technologies: - HTML, CSS, JavaScript (ES6+) - Frameworks: React.js, Vue.js, Angular ✔ Backend Technologies: - Languages: Node.js, Python, PHP, Ruby - Frameworks: Express, Nest, Django, Flask, FastAPI, Rails, Laravel ✔ CMS Technologies: - Languages: JavaScript, PHP - Frameworks: Webflow, WordPress, Shopify, Bubble, Magento ✔ Mobile Development: - Native: Swift (iOS), Kotlin (Android) - Cross-platform: React Native, Flutter ✔ Database Management: - SQL (MySQL, PostgreSQL, MariaDB), NoSQL (MongoDB) ✔ DevOps & Cloud Services: - AWS, Azure, Google Cloud, Docker, Kubernetes ✔ Version Control: - Git, GitHub, GitLab, Bitbucket With a keen eye for detail and an aesthetic sense honed over years of UI/UX projects, I ensure that each application is not only robust under the hood but also intuitive and visually appealing. I firmly believe in agile software development practices and prioritize clear, consistent communication to ensure project visibility and timely delivery of the highest quality. My approach is holistic; I thrive on creating solutions that address both the technical and strategic goals of your business. Whether you need a cutting-edge responsive website, a high-performance mobile application, or an intricate enterprise-grade solution, I can lead your project to success. If you're looking for a detail-oriented developer who combines deep technical knowledge with strategic insight, let's connect and elevate your vision to new heights! 收起
雇用 david0734
-
I am a full stack developer with over 5 years of experience in web & mobile development, data science, and artificial intelligence. I have worked with clients from all over the world and can easily communicate with my clients in their native language. I have an extensive background in JavaScript, React, Python, Java...I am a full stack developer with over 5 years of experience in web & mobile development, data science, and artificial intelligence. I have worked with clients from all over the world and can easily communicate with my clients in their native language. I have an extensive background in JavaScript, React, Python, Java C# and C++, but I also know how to use R and MATLAB as well as SQLite3 and MongoDB. I have experience creating applications using TensorFlow, PyTorch, and Keras. In addition to my technical skills, I have strong communication skills that allow me to work well with clients, colleagues, and managers. 收起
雇用 erwinbryan67
-
Here at Digital Arcanum, every project is personal. We step outside of the usual cliches and corporate norms and give your project the individual attention and consideration it deserves. Our designs are labours of love. We put time and effort into each and every one of our products to ensure your needs are met. We...Here at Digital Arcanum, every project is personal. We step outside of the usual cliches and corporate norms and give your project the individual attention and consideration it deserves. Our designs are labours of love. We put time and effort into each and every one of our products to ensure your needs are met. We give your project an online presence that's hard to ignore. We offer following services: *Logo Designs *Corporate Identity *Website Design *Website Development *Brochure Designs *Stationary Designs *Catalogue Designs *Power Point Presentations *Marketing Plans *App Designing *Animations *Info-graphics Digital Arcanum is one of the leading website companies in Pakistan .We are proud to be associated with Leading Multinational IT companies What stands us out of crowd? - Successful execution of over 1000+ Design & development projects - Strong customer orientation & commitments - Built-in quality checks within the system - 24X7 operations Hire us for your project now ! 收起
雇用 DigitalArcanum
-
I'm an expert IT with more than 20 years of experience in IT industry . i'll help you to manage your IT envirement and prvide a good solutions to manage your companyI'm an expert IT with more than 20 years of experience in IT industry . i'll help you to manage your IT envirement and prvide a good solutions to manage your company 收起
雇用 mr310
-
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 收起
雇用 servermaster
