VoIP Developers para contratar
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Freelancers patrocinados
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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
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I am an expert network and security administrator and I have 10 year’s practical working and teaching experience in network and security also i am en expert in data entry jobs and excel Microsoft office. I am a CCNA instructor and I have CCNA, RHCE, RHCSA certifications. I have expertise in CISCO routing and...I am an expert network and security administrator and I have 10 year’s practical working and teaching experience in network and security also i am en expert in data entry jobs and excel Microsoft office. I am a CCNA instructor and I have CCNA, RHCE, RHCSA certifications. I have expertise in CISCO routing and switching, firewall, IPS, ISE, voice and wireless solution from my 10 years’ practical experience. I have also fluency in English and Hindi speaking. I am Expert in GNS3 and Packet Tracer. ===================================================================================== Technical Skills: Good understanding and knowledge of TCP/IP, OSI Layer. L3 technologies: RIP, EIGRP and OSPF and BGP in CISCO 800, 1900, 2900, 2800, 2800, ISR 4300, 4100, ASR 1000 series. L2 technologies: VLAN, VTP, STP, Trunking, HSRP, VRRP, SPAN, RSPAN, DHCP Snooping, Dynamic ARP Inspection, ARP ACL etc in 2900 series and L3 switches. NXOS and ACI: Configure and install CISCO nexus 9k and CISCO ACI solution like Bridge Domain, VRF, end point group tenant etc. Cisco ASA and Next Generation Firewall: ACL, NAT, Transparent Mode, Multiple context and Failover (Active/Active, Active/Standby) Site-to-Site VPN, Remote Access VPN and SSL VPN. Cisco Firepower IPS and Firepower Management Center (FMC): ACL, NAT, Intrusion policy, AVC, Malware & File Policy, Site-to-Site VPN, Remote Access VPN and SSL VPN etc. F5 Load Balancer and ASM: Installation and configure F5 BIG-IP Local Traffic Manager (LTM) load balancer and Application security manager. CISCO CUCM: Install and configure Cisco Unified Communication Manager 9.0 and 12.4. Mikrotik Router: OSPF, BGP, NAT, DHCP, L2TP, IPSEC, PPP, Firewall etc CISCO WEB and Email Security Appliance: Install and configure CISCO ESA and WSA So you are requested to first discuss the project and requirements and after being satisfied please awarded me with the work. And definitely work will be delivered in time and in best quality. Thanking You Kazi menos
Contratar rifat0103
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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
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My name is Ali, I am an ex-Cisco TAC expert, Expert in Cisco Collaboration and Security; Implementation and troubleshooting. Holding CCIE # 59743, Professional experience in VoIP and Security applications and devices. I have hands-on extensive experience on implementing & troubleshooting VPN tunnels on many...My name is Ali, I am an ex-Cisco TAC expert, Expert in Cisco Collaboration and Security; Implementation and troubleshooting. Holding CCIE # 59743, Professional experience in VoIP and Security applications and devices. I have hands-on extensive experience on implementing & troubleshooting VPN tunnels on many devices/OS. Below are my key skills: -Cisco Security (VPN, Firewall, IPsec, SSH, Certificates, AnyConnect) -Cisco Collaboration & Contact Center (CUCM, CUBE, UCCE/X, CVP, CUC, Expressway) -Cisco Networking (TCP/IP, VLANs, DNS & DHCP) -Troubleshooting, logs analysis and networking tools (Wireshark, tcpdump, Fiddler, ProcMon) -Linux administration / Windows administration /Virtualization (VMware ESXi, Hyper-V) -Azure Fundamentals (Azure VM, Azure SQL, Azure AD, Power BI) -VoIP and Video protocols (SIP, H323, MGCP, ISDN, DTMF, STUN) -Contact Center (IVR, ACD, OB Campaigns, Recording / Monitoring) -Active Directory/LDAP, SAML/SSO -MSFT SQL / Data Processing & Reporting (CUIC) -Cisco Jabber/WebEx, MS Teams -3rd party VoIP (Asterisk PBX, 3CX) I have solid Cisco TAC experience, and currently working for reputable Cisco partner. I am the ONE you are looking for; since this project matches exactly my specialty and these applications are meat and potatoes of my experience. Please visit my linked-In profile: https://www.linkedin.com/in/ali-bani-issa-a57b8289/ And I can chat anytime and share my CV with experience and projects done if you wish. Happy and very excited to work with you and looking forward to hearing from you. Hire me and results are guaranteed with satisfaction. Let's get started! menos
Contratar alimmabi
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We are a small team that specializes in outsourcing and digital marketing, committed to improving the efficiency and effectiveness of your business. While we can't please everyone, we have built a strong reputation in the industry. Our services include data entry, Virtual Assistant, lead mining, email sending, article...We are a small team that specializes in outsourcing and digital marketing, committed to improving the efficiency and effectiveness of your business. While we can't please everyone, we have built a strong reputation in the industry. Our services include data entry, Virtual Assistant, lead mining, email sending, article writing, proofreading/editing, telemarketing, designs, and more. As an experienced BPO professional, I have worked with numerous companies worldwide in areas such as lead generation, sales, customer service/support, data entry/processing, VA, and research. Our company offers a wide range of services, including telemarketing, customer service, graphics design, logo design, branding, technical support, data entry, and more. We were featured on Freelancer a few years ago and have been a Preferred Freelancer here for several years now. If our qualifications match your needs, please consider our small company for your next project. menos
Contratar jkaranm
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With 15 years of experience I have deep knowledge of WEB hosting services , Email marketing , DevOps and Redhat. AWS server Google cloud server Digital ocean Services I provide: *Streaming: Big blue button, Jitsi, Red5, Wowza *Ansible,Docker, Jenkins, Kubernetes,AWS,GCP,Digital Ocean *HA-Proxy Load...With 15 years of experience I have deep knowledge of WEB hosting services , Email marketing , DevOps and Redhat. AWS server Google cloud server Digital ocean Services I provide: *Streaming: Big blue button, Jitsi, Red5, Wowza *Ansible,Docker, Jenkins, Kubernetes,AWS,GCP,Digital Ocean *HA-Proxy Load Balancer,Autoscaling. *Web hosting services: Website Migration. Whm/Cpanel, Website Panel, Plesk Panel,Server optimization,Security implementation,Firewall. Management of all types of server like Dedicated, VPS, Shared server,cloud server. Server Monitoring , Server Setup and Management, Backup Management , Server Migration, SSL Installation , Interspire Email Marketer DDOS Protection, NGINX SMTP Sendmail, Postfix, Power MTA DKIM, DMARC,SPF POP/IMAP , Dovecot FTP Vsftpd, Proftpd Email Campaign Managers: - Mailwizz,Interspire, Sendy, Acelle,Sendgrid ,Mumara,SES,etc. Zimbra Windows: office 365 cloud servers SSL Curl 9 years of experience in digital marketing, seo. I specialize in helping businesses increase their online visibility and drive targeted traffic to their websites. In addition to SEO, I am proficient in managing Google Ads campaigns. Our services go beyond SEO and include helping our clients build up an online presence for their businesses. Reports are provided to all of our clients on a weekly and monthly basis. Why do you concede SEO4Ranking? Top 2% in SEO Skills Qualified & Preferred Freelancer 27% Repeat Hire Rate 520+ Positive Reviews Better user experience Deliver< On time and On budget trustworthy person reputable self-employed person polite & genuinely friendly MY First priority Client Satisfaction menos
Contratar kuldeepvk
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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
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OmarFarukBD OmarFarukBD
$60 USD / hora
Highly Recommended | TOP 1% | Verified by FL StaffBangladeshHi, I'm Omar Faruk, CEO of Itblast Limited, the number one IT company in Bangladesh. With expertise in web development, animation, and graphic design, I specialize in PHP, HTML, Javascript, and Python. I'm also skilled in Linux and Excel system administration using Linux, Magneto, and After Effects, among many other...Hi, I'm Omar Faruk, CEO of Itblast Limited, the number one IT company in Bangladesh. With expertise in web development, animation, and graphic design, I specialize in PHP, HTML, Javascript, and Python. I'm also skilled in Linux and Excel system administration using Linux, Magneto, and After Effects, among many other tools. With years of experience under my belt, I pride myself on delivering high-quality work that meets my clients' needs. If you're looking for a skilled and reliable freelancer who can bring your projects to life, look no further than me. My approach is all about collaboration - I believe that the best results come from working closely with my clients to understand their needs and preferences. I pride myself on my attention to detail, and am committed to delivering high-quality work that meets the highest standards. In addition to my technical skills, I'm also a great communicator and problem-solver. I'm always happy to answer questions, offer suggestions, and work through challenges to make sure that my clients are completely satisfied with the final product. If you're looking for a reliable, skilled freelancer who can help you take your business to the next level, I'd love to hear from you. Let's work together to create something amazing! menos
Contratar OmarFarukBD
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We are a team of 250+ working on different dimensions, please have a look at below areas of expertise. "Certified Developers" Dynamics365 |Microsoft Portals | Dynamics365 Onprem/Online | Dynamics Business central/Nav | PowerApps & PowerAutomate | PowerBI/ SSRS & SSIS Reports | Implementation | Migration |...We are a team of 250+ working on different dimensions, please have a look at below areas of expertise. "Certified Developers" Dynamics365 |Microsoft Portals | Dynamics365 Onprem/Online | Dynamics Business central/Nav | PowerApps & PowerAutomate | PowerBI/ SSRS & SSIS Reports | Implementation | Migration | Integration | Upgradation | Customization | Plugin | Support & Consultation | Salesforce | Salesforce Admin & Developer | CPQ |Pardot | Sales Cloud | Service Cloud | Community Cloud | Marketing Cloud | Salesforce Lightning | Salesforce Implementation | Integration | Migration | Customization | SharePoint | Development & Designing | Customization | Migration | Integration | Branding | Plugin | Reports | Intranet/Extranet | SharePoint Administrator | | Office365 Support | Android | iOS | React Native App | C#| .Net | Node.js | Automation | Chatbot | IoT | Twilio Setup | OCR | Python | Web Scraping & Scrawling | menos
Contratar akhileshgandhi
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Mobile App & Web Development Expert with IOT + Betting ‼....Your Ideas …..&.....Our Solutions ….‼ Blockchain - NFT | Smart Contract | Token | Coin | Wallet Mobile App Development Platforms(Android, iOS, with complete web-services API native app) with Flutter App | React Native App Development Website Design &...Mobile App & Web Development Expert with IOT + Betting ‼....Your Ideas …..&.....Our Solutions ….‼ Blockchain - NFT | Smart Contract | Token | Coin | Wallet Mobile App Development Platforms(Android, iOS, with complete web-services API native app) with Flutter App | React Native App Development Website Design & Development Platforms - PHP, Node.js, python, WordPress , Html5 , CSS3 ,Bootstrap, Ajax , JavaScript Graphic Design - Figma | Adobe XD | Photoshop | Illustrator | CorelDRAW | marvel app, etc. Also, we cover AI /ML & IoT integrations on both above platforms. Let me know WE BELIEVE WE ARE NOT SATISFIED UNTIL YOU ARE WITH OUR WORK We are a Team of Experience software Developers, Android developers, IOS developers, Website Design, Website Development, Graphic Design, and Web services API. We provide the best quality work and on-time delivery. We believe relation is the key to success for any organization that's the reason we are here to provide the best quality, accuracy, and on-budget work with the help of our experienced team. we have 8+ experience in the IT field with 30+ expert Developer teams in-house to complete your work on time with your 100% satisfaction at a minimum cost Ready Made Solutions with on-demand Customization Taxi App | Ride Share | Towing | Truck Booking | Uber Clone Parcel Delivery | Logistic | On-Demand Delivery | Courier Multi-Vendor Food Delivery | E-commerce | Grocery | On Demand | Medicine |Milk | Gas Event Booking App Appointment Booking App - Doctor | Salon | Services Provider | Social Media App & Chat App - Audio & Video Call Inventory Management | POS App Dog Sitting | Baby Sitting | Dog walker app Donation App Betting App - fantasy | Betfair | Sport | Casino | Gaming | Odds |Poker App School App | Attendance System Classified App - services | Business News App | Food recipe App Covid App Quiz + Test App Airtasker Clone Real Estate Portal Security App with Live tracking IoT-based RFID attendance system Doctor Appointment Booking Car rental Food delivery App last hour deal application cricket , football , tennis betting website casino menos
Contratar mninfotech2
