Freelancers para contratar
Mostrando 2543 resultados
Freelancers patrocinados
-
abusayed2004 abusayed2004
$40 USD / hora
Asterisk PBX, SIP, Linux, Cloud, DevOps, SecurityBangladeshI 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
Contratar abusayed2004
-
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:...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. menos
Contratar android2014213
-
We are working on Asterisk - VoIP solutions since 15 years onwards, we are having vast knowledge of all modules of Asterisk and dialer stuff, and we are also able to do integration with crms, clusters as well as other PBX systems for sending and receiving calls as well. We are experts install and configuring...We are working on Asterisk - VoIP solutions since 15 years onwards, we are having vast knowledge of all modules of Asterisk and dialer stuff, and we are also able to do integration with crms, clusters as well as other PBX systems for sending and receiving calls as well. We are experts install and configuring Asterisk, vicidial, Voice Broadcast, A2billing, PBX, Freepbx, Freeswitch, Twillio, Elastix, Advanced IVR, Web-meetme, Cloud Solution using Asterisk, SoundBox Dialer, GoAuto Dialer, Call Centre solutions, DID Management solution, Hylafax Solutions, etc .. We are popular as a VoIP open-source development company due to our expertise in building, scaling up, and maintaining the best open-source VoIP solutions. We have a team of VICIDial experts who specialize in this open-source call center software. We provide the development of custom features with source code, add-ons, etc. to add missing functionalities to this contact center solution. As a Leading VICIDial Development Company, Our VICIDial skin development and VICIDial theme customization services are popular due to the transformation of this software with better and enhanced UI and UX elements. We also provide various other VICIDial services to benefit its users. We can modify the dialer as per our client requirements like functionality, reports & custom GUI. We provide call center dialer software on the client-server with source code so you can modify it anytime in the future for your clients. ViciDial custom development * Complete configuration and customization for call centers * Inbound / Outbound strategies 1) miss call report we can setup 2) abandonded report 3) advanced agent performance report 4) sale history report 5) agent payment report 6) billing based on rates 7) custom dashboard for admin, managers 8) carrier reports with its hangup status 9) recording reports based on users, campaign 10) inbound/outbound separate custom reports Asterisk * Installtion & Configuration * Dial Plan Designing * Advanced AGI scripting * System Integration, from small office to carrier-grade * Custom applications * Auto/mass dialing solutions A2Billing * Billing customization * Callback customization * CDR customization * IVR customization * Softphone Integration * Multi owner solution * Reseller solution * Clustering / Backup / Failover / Monitoring * Security / Hardening Trixbox / FreePBX / Elastix * Complete configuration * Customization Social skills: excellent in team, individual, on-site or remotely, relaxed or under stress. Organizational skills: excellent with analyst duties, alone or in a team, with project manager duties, with self-managed time, or with magnetic badge. Useful and cost-effective phone management system planning & designing & installation Expertises in Digium, Sangoma, Openvox and other type of PRI & PSTN Card installation. Connecting Multiple Asterisk Server & Cloud Solution for asterisk menos
Contratar kingAsterisk
-
Hello, I'm a seasoned Web Programmer with 14+ years of experience delivering exceptional projects to clients worldwide. With a diverse portfolio of over 494 completed freelance projects, I possess a wide range of skills to cater to all programming requirements. My expertise lies in various programming languages and...Hello, I'm a seasoned Web Programmer with 14+ years of experience delivering exceptional projects to clients worldwide. With a diverse portfolio of over 494 completed freelance projects, I possess a wide range of skills to cater to all programming requirements. My expertise lies in various programming languages and design areas, including: PHP and PHP Frameworks MySQL JavaScript and jQuery HTML and CSS Website Scraping I take pride in exceeding client expectations by delivering assets and products that go beyond their initial requirements while staying within their specifications. Through open and professional communication, I collaborate with clients to ensure project success and contribute to their business growth. If you're interested in working together, I'm available through Freelancer messenger and the 'Hire Me Now' button. Feel free to reach out at your convenience. Let's discuss your project and how my freelance services can fulfill your expectations. Have a great day! menos
Contratar aryan151
-
rajmalviyamalviy rajmalviyamalviy
$10 USD / hora
AWS | VOIP | ASTERISK | Bulk Email | Web & AppIndiaHi!!! This is Raj malviya. I am a VoIP Engineer and have 5+ years of experience working on asterisk and asterisk-based PBX systems. I provide the following services 1. Installation of FreePBX, vicidial, and magnus, fusion pbx ,3cx in the cloud or local server. 2. Troubleshooting Issues related to the PBX...Hi!!! This is Raj malviya. I am a VoIP Engineer and have 5+ years of experience working on asterisk and asterisk-based PBX systems. I provide the following services 1. Installation of FreePBX, vicidial, and magnus, fusion pbx ,3cx in the cloud or local server. 2. Troubleshooting Issues related to the PBX system 3. Remote Technical Support 4. custom Dialplans and automation 5. Following Features' Setup Extension Creation Voice Mail, Announcements, Office Hours setup Custom IVR with database queries & API calls Ring Groups SIP Trunk Integration, WebRTC, Queues All other related services to the PBX system i have multiple provider i can add every cloud pbx system. i am providing local number ,toll free number as per customer requirements. #Email SMTP# SSL / TLS Support (Free SSL, Let's Encrypt Or Any Paid SSL) Email marketing tools help DNS Support Cloudflare DNS Support Virtualization Server Setup Support. menos
Contratar rajmalviyamalviy
-
I’m experienced in Server Managment and Network Administration for small and medium-sized businesses. I have about 30 years of experience on these areas. I have worked in Microsoft 365, Microsoft Office 365, Intune, SCCM, RDS Severs, WDS, WSUS in the past 5 years. I am expert in Fiber optic network design, experienced...I’m experienced in Server Managment and Network Administration for small and medium-sized businesses. I have about 30 years of experience on these areas. I have worked in Microsoft 365, Microsoft Office 365, Intune, SCCM, RDS Severs, WDS, WSUS in the past 5 years. I am expert in Fiber optic network design, experienced in troubleshooting fiber optic networks. Expert with Fiber Optic tools such as Fusion splicers, Optical Time Domain Reflectometer (OTDR), Fiber optic cleaver, Visual Fault Locator (VFL), Power meter and light source. Fiber optic connectors, Single-mode and multimode cables, Splice enclosures, Distribution boxes, Termination boxes, Patch panels. I have hand-on experience on Wi-Fi design for home and office. menos
Contratar SiaSP
-
Our solution covers mobile,web,payment gateway development,payment processing,blockchain,hardware,video streaming,video transcoding,real time data services,etcOur solution covers mobile,web,payment gateway development,payment processing,blockchain,hardware,video streaming,video transcoding,real time data services,etc menos
Contratar mobilipia
-
I have more than 10 years experienced dedicated team that can serve you best when you needs to be served in:: ✔️Custom Web-Design & Development: PHP| Laravel| Codeigniter| Cake| Zend| NodeJS| GoLang ✔️Open-Source CMS & eCommerce Stores: Wordpress-wooCommerce| Opencart| Shopify| WIX| Webflow| osCommerce ✔️Mobile-App...I have more than 10 years experienced dedicated team that can serve you best when you needs to be served in:: ✔️Custom Web-Design & Development: PHP| Laravel| Codeigniter| Cake| Zend| NodeJS| GoLang ✔️Open-Source CMS & eCommerce Stores: Wordpress-wooCommerce| Opencart| Shopify| WIX| Webflow| osCommerce ✔️Mobile-App Design & Development: iOS| Android| Windows| Kotlin| Java| Flutter| ReactNative| Swift| Objective-C ✔️UI-UX & Graphic-Design: Illustrator| XD| Figma| Zeplin| Adobe Photo Suite & Photoshop ✔️Frontend Development: Bootstrap| SaaS| ReactJS| Angular| HTML5| CSS3| Jquery| Ajax ➥On Demand Scripts for various business solutions: ⮚eLearning App ⮚HRM App ⮚Doctor Appointment Booking App ⮚Restaurant Table Booking App ⮚Hotel Room Booking App ⮚Food Delivery App ⮚Taxi Booking App ⮚Recharge App ⮚Grocery App ⮚Logistics App ⮚Car Wash App ✔️Game Development: Fantasy Cricket | Rummy | Ludo | Aviator & Various Gaming Apps ✔️Integrate, Customize & Develop APIs ✔️Cloud based CRM and ERP development ✔️Speed Optimization ✔️Digital Marketing & SEO Services WHY WE?? ⮚Self assured, motivated, creative and reliable professionals ⮚One stop solution for all your business needs ⮚Every client needs unique business solutions; so we believe in client specific and almost custom solutions ⮚Constantly listed under top 350 freelancers talent-pool with wonderful 550+ reviews and 25% repeat hire-rate ⮚We served 1400+ clients in 40+ countries worldwide ⮚For complete project-acceptance you will get 30-60-90 days FREE bug-support ⮚Even after project-delivery; suggest and help clients to provide value added services to grow their business ✔️Thanks for visiting our profile and now give us a chance to serve you by clicking on top right <<Hire Me>> button. Best Regards, Ramakant Gupta Founder & CEO, RG Infotech menos
Contratar rginfotech1
-
pranavkhandelwal pranavkhandelwal
$15 USD / hora
Top1% PPF | 12+ years | Fullstack mobile & web appIndiaHello, I'm Pranav, a seasoned professional with over 10 years of extensive experience in mobile and website development. My journey in the tech world has allowed me to master a diverse range of technologies, making me proficient in Flutter, React Native, React.js, Node.js, PHP, Firebase, WordPress, Swift, Java, and...Hello, I'm Pranav, a seasoned professional with over 10 years of extensive experience in mobile and website development. My journey in the tech world has allowed me to master a diverse range of technologies, making me proficient in Flutter, React Native, React.js, Node.js, PHP, Firebase, WordPress, Swift, Java, and more. Key Highlights: Experience: With a decade of hands-on experience, I bring a wealth of knowledge in both mobile and website development. Versatility: My expertise spans a broad spectrum of technologies, allowing me to tackle projects with a holistic approach. Experience and Skills: Specialization: Native iOS Mobile Application Development using Objective-C, Swift in Xcode. Design Patterns: Strong foundation in Object-Oriented Programming (OOPs), MVC, MVVM, and other design patterns. Frameworks: Proficient in Cocoa/Cocoa Touch, utilizing both native frameworks and third-party libraries. API Integration: Extensive experience with Restful APIs, SQLite, PLIST, JSON, XML, and social network integrations such as Facebook, Google+, Twitter, etc. Interface Design: Efficient use of Interface Builder, XIB, or storyboard for intuitive user interfaces. Additional Expertise: iCloud implementation, In-App Purchase, Remote and Local Push Notification. Version Control: Experienced with version control systems like SVN and GIT. Commitment: From my end, I guarantee maximum responsibility, rapid responses, and time flexibility. Regardless of your location or preferred working hours, I am committed to delivering exceptional results. Feel free to reach out to discuss your project. I look forward to the opportunity to collaborate and bring your ideas to life. Best regards, Pranav Khandelwal menos
Contratar pranavkhandelwal
-
We have a strong team of 50+ professionals, which includes Web developers, Application developers, Designers, Quality Analysts & IT Technical Experts. We have been providing development and support for VoIP & WebRTC Software, Smartphone applications, Web development, and IVR for over 14+yrs. 1. VoIP & IVR Software...We have a strong team of 50+ professionals, which includes Web developers, Application developers, Designers, Quality Analysts & IT Technical Experts. We have been providing development and support for VoIP & WebRTC Software, Smartphone applications, Web development, and IVR for over 14+yrs. 1. VoIP & IVR Software Development and Setup 2. WebRTC Application Development 3. SEO Service provider 4. Open-Source Software 5. Mobile Platforms 6. Graphic, UI & UX Designing 7. Databases 8. Server Stacks 9. Web services 10. Network and Server Administration menos
Contratar captek
