Hire the best VOIP Administrators
Check out VOIP Administrators with the skills you need for your next job.
- $40 hourly
- 4.8/5
- (25 jobs)
1. Expert in IP solutions (RCS-GSMA) with open source experiences. 2. Having experience in IMS (IP Multimedia Subsystem) solutions. 3. Having 10 years of experience towards kamailio and opensip projects. 4. Expertise in SIP,SDP,RTP,MSRP,HTTP,DIAMETER,SMPP protocols 5. I can develop custom modules in kamailio,opensip projects 6. Moderate in freeswitch, fusion PBX and asterisk 7. Mainly solution architect in VOIP 8. Well experienced with TCP,UDP and SCTP transport stacks. 9. Well experienced with wireshark and Homer utilities
VOIP Administration
KamailioSession Initiation ProtocolIP Multimedia SubsystemOpenSIPSVoIP AdministrationVoIP SoftwareRich Media - $50 hourly
- 5.0/5
- (161 jobs)
With over 20 years of experience in planning, installing, configuring, and debugging VoIP systems, I am confident that I can contribute significantly to your project. I have a proven track record in setting up and maintaining VoIP systems, including Kamailio, Asterisk, FreeSWITCH, FreePBX, VOS3000, A2Billing, ASTPP, 3CX, and Kazoo. Additionally, I have extensive experience working with SMS systems like PlaySMS, Jasmin, and Kannel. I am also 3CX certified, which further assures my capability to meet your VoIP needs with efficiency and precision. Whether it's troubleshooting, configuring systems, or managing complex installations, I bring a meticulous approach to ensure the project is delivered successfully and on time. If you choose to work with me, I guarantee 100% satisfaction and a solution tailored to your specific requirements.
VOIP Administration
VoIPAsteriskVoIP AdministrationTwilio APIMySQL ProgrammingSession Initiation ProtocolSMS GatewayDatabase OptimizationNetwork EngineeringFreePBX3CXLinux System AdministrationFreeSWITCH - $79 hourly
- 5.0/5
- (153 jobs)
I'm here to make your communication experience extraordinary. As the driving force behind RingCentral Expert and SME, I bring a wealth of knowledge in VoIP implementation and support, specializing in platforms like RingCentral, Zoom Phone/CC, Avaya, Goto Connect, Vonage. I've always believed that expertise should come with a human touch. Here's what you can expect when working with me: Deep Roots in VoIP: I'm not just certified; I'm passionate about what I do. With certifications in RingCentral, Avaya, Zoom and Vonage, I'm well-versed in the intricacies of these platforms. Your Time Matters: I understand that every second counts in your business. That's why you can rely on me for prompt responses and effective solutions. Who I Serve: From small startups to large enterprises, I've had the privilege of assisting businesses of all sizes. My expertise spans various industries, including law firms, universities, fitness, and finance, to name a few. Here is a list of the most common tasks I perform within a VoIP platform: Call queues / Auto Attendant - IVR Call Forwarding / Call Routing Voicemail Setup / Custom Answering Rules Porting / User setup / Limited extensions SMS Automation** (New upgrade) Shared lines Multi Site Hot Desking Templates / Role setup Wide billing knowledge Call logging expert / Audit trail Announcement / Audio greetings - Voice over Call Recording / Holiday Config Desk Phone Provisioning Analog line integration with RingCentral VoIP - ATA config. Integration support. Let's Connect: I'm here, ready to be your partner in enhancing your communication systems. Reach out to me right here on Upwork, and let's start a conversation. Looking forward to understanding your unique needs and finding the perfect solution for you!
VOIP Administration
PBXTechnical SupportVoIP AdministrationVoIP SoftwareAvayaRingCentral GlipTelephone SystemIVR SoftwareTelecommunications EngineeringVoIPSystem ConfigurationSystem AdministrationVoIP PBXPhone SupportBusiness with 100-999 EmployeesCall Center Management - $50 hourly
- 5.0/5
- (77 jobs)
Asterisk | Kamailio | FreePBX | Big data | AWS |Azure |GCP | Linux | Unix | Ubuntu | Debian | Puppy | VoIP Expert | IBM Watson | Google API | A2Billing | WebRTC | PHP | JSP | MYSQL | Oracle|Ansible|Docker Thanks for looking at my profile! I'm an IT Engineer offering more than 15 years of professional-level experience. I have deployed many Enterprise and Mid-Size Cloud, Network, and VoIP solutions worldwide. I am a professional Freelancer under a single roof with excellent communication skills, a fast learner, computer literate, can handle multitasking work and a very reliable contractor. Particularly interested in client/server and relational network design & develop using C/C++,Java,Php and C#. Always been interested in migration projects, as well as close interaction with the VoIP platform. I am always eager to provide quality work to my honorable clients. Hourly or fixed-price contract rates are negotiable depending on the work. I’m always working in a friendly environment so that we can make long-term business relationships, and feel honored to have a continuously growing list of happy clients with positive feedback on my work. I will do my best to satisfy my clients to the fullest. Do not hesitate to ask any questions you may have or discuss any ideas I may help you with. I am very easy to talk with.
VOIP Administration
VoIP SoftwareNatural Language ProcessingMySQLLinux System AdministrationTelecommunications EngineeringIBM WatsonVoIP AdministrationAsteriskFreePBXSession Initiation ProtocolRed Hat Enterprise LinuxVICIDIALGoogle APIsAmazon Web Services - $25 hourly
- 4.7/5
- (53 jobs)
I am a Network Engineer with experience of more than 8 years. I have good skills in both system administration/integration and software engineering. I have had a good experience with Linux system administration, VoIP and SS7/SIGTRAN solutions and some cloud computing using docker. I have a very good experience with C/C++, JAVA, C#, node.js, socket.io, php programming languages.
VOIP Administration
SMS GatewaySMSAPILinux System AdministrationVoIP AdministrationHTMLKannelPHPAsteriskSMPPJavaScriptLinuxDockerC++C - $65 hourly
- 5.0/5
- (60 jobs)
Hi, I'm an experienced and certified (MS700-MS720-MS721) Microsoft Teams Phone & Rooms engineer. I'm implementing, configuring and troubleshooting Microsoft Teams Phone & Rooms ecosystems for multinationals,SME's, nonprofit and government organizations. * Microsoft Teams Calling setup (Auto-attendants & Call Queues) * Microsoft Teams Direct Routing with Audiocodes SBC * Microsoft Teams Direct Routing with Hosted Audiocodes SBC * Microsoft Teams Calling Plans & Operator connect * Luware Nimbus routing and contact center solutions on Microsoft Teams * Roger365 contact center solutions on Microsoft Teams * Skype For Business on-premise to Microsoft Teams migrations * Teams devices and Teams Rooms systems
VOIP Administration
Session Initiation ProtocolPhone CommunicationVoIP AdministrationMicrosoft Power AutomateMitelVoIPVoIP SoftwareSkype For BusinessMicrosoft TeamsPBXSkypeCall Center ManagementOffice 365 - $25 hourly
- 4.3/5
- (16 jobs)
With over 17 years of experience in supporting Netsapiens Voip platforms, I bring a deep understanding of troubleshooting Voip SIP call flows and Netsapiens dial plan issues. I am skilled in creating and adding new Dial Translations as required. My expertise extends to the migration of different Voip platforms such as FreePbx, 3cx etc to Netsapiens Voip Solutions and Carrier integrations and testing with Netsapiens. I am proficient in configuring overrides for Yealink and Grandstream phones and adept at troubleshooting end-user devices from these brands. I am capable of handling MACD (Moves, Adds, Changes, Deletes) processes for onboarding and possess expertise in VoipMonitor QOS, WireShark and TcpDump. Core Skills: VoIP Technologies: Netsapiens, FreeSWITCH, Kamailio, OpenSIPS, FusionPBX, Asterisk, 3CX, FreePBX, Elastix, Yealink,Grandstream Protocols: SIP, RTP, SDP, WebRTC Database Management:Mariadb,PostgreSQL, MySQL Cloud Platforms:Azure,AWS, GCP, DigitalOcean System Administration: Linux (CentOS, Ubuntu), Docker, VMware, Hyper-V Tools: Wireshark, tcpdump, sipp,Zabbix Technical Excellence: Deep understanding of VoIP protocols and systems ensures top-notch performance and reliability. Proven Results: Successfully delivered projects for diverse clients, enhancing their communication infrastructures. Client-Centric: Dedicated to providing tailored solutions that meet unique client needs, ensuring satisfaction and long-term collaboration Looking for a VoIP expert to elevate your communication systems? Let's discuss how I can help you achieve your goals. Contact me today!
VOIP Administration
Microsoft TeamsVoIP AdministrationLinux - $45 hourly
- 4.9/5
- (63 jobs)
IT Professional with experience as Administrator/Consultant in Servers, Virtualization, Networking, VoIP PBX, Azure and AWS Cloud System implementations. I work very hard, always giving my best and constantly improving my skills to learn new things to deliver the best project results to my clients. Having Top Notch skills in: -Designing and Implementing Linux Systems(Red Hat, Centos, Debian, Ubuntu, Suse, Fedora). -Windows System Administration (AD, DNS, DHCP, PKI, LDAP). Azure Administrator certified. -Administration of VMware ESXi and AWS (EC2, HFS, S3, RDS, Lambda) -Scripting languages: Python, PowerShell, Bash. -Administering Atlassian application stack: Jira, Confluence, BitBucket. -Enterprise Tools for Identity and AD management. -LDAP, GSuite, and SSO authentication systems management. -Terraform and Ansible. -AD, LDAP, Vulnerability Management, Networking, and Monitoring system -Administrator of Citrix and Citrix ADC implementations for applications delivery controlling -Cisco Systems ( Router, Switches, ASAs, Servers). -Asterisk PBX Systems(FreePBX, Elastix, FusionPX, ViciDial, goAutoDial, Kamailio, Call Centers Solutions, and integrations with CRMs). -Clustering Platforms (Web Servers, Mysql DataBase, Asterisk, FreePBX). -Exchange/Postfix/Zimbra Mail Servers. I can work by myself with minimum to no supervision. I'm also an outstanding team player, always willing to cooperate and give my input in needed situations. I'm very flexible with hours, and I maintain good communication.
VOIP Administration
Linux System AdministrationCisco ASAAsteriskDevOpsCisco Certified Network AssociateCisco CallManagerDeployment AutomationVoIP AdministrationKubernetesVICIDIALMicrosoft Exchange ServerMicrosoft AzureSystem Administration - $45 hourly
- 5.0/5
- (8 jobs)
I can take care of your IT Needs, or I can cover for someone not being able to live chat.
VOIP Administration
HelpdeskOnline Chat SupportVoIP AdministrationInformation Technology OperationsNetwork PlanningComputer MaintenanceOKTAOneLoginMobile Device ManagementComputer NetworkTech & ITDesktop SupportTicketing SystemOffice 365System Administration - $100 hourly
- 4.9/5
- (444 jobs)
Is your hair on fire? I specialize in relationships with my customers. I understand the issue quickly and work to resolve your computer problem in short order. Contact me for your remote computer servicing, systems administration, conferencing setups, security audits, virus prevention, podcast setup, audio upgrades and more. Experienced Computer Support Specialist that has been in the business for numerous years. Comptia A+, Server+, Network+, Security+, Cisco CCNA, CCNA/Voice, CCNA/Wireless, Microsoft MCP, MCDST, MCTS, MCITP, and MCSA Certified in Microsoft Windows 7, 8, 10, Server 2008, Server 2012, and Server 2016. I have built custom desktops and I have serviced various desktops, laptops, and smartphones that have been released. Well-versed in the technological sector. Very knowledgeable and always give clear verbal answers to all questions. Reliable service and support. Customer satisfaction always key.
VOIP Administration
IT InfrastructureHelpdeskVoIP AdministrationEnd User Technical SupportWindows AdministrationLAN AdministrationHardware TroubleshootingIncident ManagementIT Service ManagementWordPressDomain MigrationTechnical SupportGoogle WorkspaceSecurity ManagementSystem Administration - $44 hourly
- 4.8/5
- (149 jobs)
I am an IT professional with level III technical support experience on the following technologies and platform: - Windows servers - Exchange servers - Active Directory servers - Office365, Amazon EC2 and Windows Azure - VMWare and Hyper-V - Labtech (Connectwise Automate), Kaseya and various other RMM tools - Connectwise Manage and Autotask PSA - Veeam and Shadowprotect - Firewall (Sonicwall, Watchguard etc.) - Network operations center (NOC) - Patch management and desktop/server maintenance - AV and security solutions (Webroot, Sentinelone, Trend Micro etc.) - Qualys scan for penetration testing - Powershell scripting I have been supporting various MSP (Managed services providers) businesses since 2007 and have been among the top rated contractors available for the outsourcing support for the MSP businesses. I am quick in responding back, attentive and a good team player. I am currently heading a ISO 9001:2008 and CMMI certified IT company that focuses on providing remote support to the MSP businesses.
VOIP Administration
Social Networking DevelopmentComputer NetworkWindows Administration - $20 hourly
- 4.9/5
- (11 jobs)
I have been working with Asterisk-based and other PBX systems, including Vicidial, FreePBX, Elastix, and Issabel
VOIP Administration
VoIPFreePBXVoIP SoftwareLinux System AdministrationAsteriskVICIDIALWeb Services DevelopmentNagios CoreVoIP AdministrationIptablesElastixLinux - $15 hourly
- 4.9/5
- (38 jobs)
I work in IT business for a 18 years now, and I am specialist for access control systems and Recording of working hours software. For last 8 years I work as VoIP administrator in my company and I help to our client in creating, starting and managing VoIP systems in their companies. I have good experience in MS Access and MS SQL databases and know how to create various queries as needed. Also i have some experience in creating and administering wireless systems both non professional and professional environment. I worked in Service dept in my company so I have experience in PC hardware and software and windows operating systems. I am speaking English fluently, and can do general and technical translation from English to Serbian (or Croatian and Bosnian) and vice versa. Have major experience in converting pdf files to MS word and excel. I am also good typist and could do good transcription from video or audio. I believe I am good in web research because I have done couple of this researches for my company especially in getting peoples contacts and e-mails from the web for purposes of organizing events for our clients. I already have some jobs completed here on Upwork with focus on data research and data mining on internet. (jobs shown in my portfolio) Also I have some minor experience in PACS and work on some PACS servers and connecting PACS machines with various databases.
VOIP Administration
GrandstreamFreePBX3CXVoIPSession Initiation ProtocolAsteriskPDF ConversionVoIP AdministrationVoIP SoftwareWireless Network ImplementationNetwork PlanningWindows 7 AdministrationNetwork DesignSerbianMicrosoft WordMicrosoft Excel - $50 hourly
- 4.9/5
- (93 jobs)
I have more then 7 years experience in networking (routing,VPN, link reservation(failover), trafic priority etc. ), and more then 15 years of design and develop ERP systems for milk, beer, agro and other production industry. 2017-04-01 MikroTik MTCNA 1704NA7632 2017-04-14 MikroTik MTCWE 1704WE8685 2017-04-28 MikroTik MTCRE 1704RE10039 I love my job and hope you need my skills. I would be happy to communicate with interesting people.
VOIP Administration
RoutingWireless Network ImplementationVoIP AdministrationScriptingFTPMicrosoft Visual StudioOpenWrtLAN ImplementationMikroTik RouterOSMikrotik RouterBOARDNetwork EngineeringNetwork DesignVPNMikroTik - $15 hourly
- 5.0/5
- (61 jobs)
I am an experienced VoIP Engineer and Implementation Specialist with expertise in a diverse range of phone systems, including RingCentral, Vonage, Aasani, Nextiva, Call Rail, Call Metric, Intermedia, GoTo, Verizon One Talk, 3CX, UCM Grandstream, and more. Leveraging my extensive knowledge and problem-solving skills, I excel at assisting users and customers in resolving technical issues effectively. My capabilities include troubleshooting software problems, guiding users through device setup and configuration, and providing clear explanations and instructions. I am proficient in implementing, configuring, and troubleshooting complex issues such as call routing, auto-attendants, call recording, and phone provisioning. I excel at identifying and resolving technical challenges, training end-users, and collaborating with cross-functional teams. My commitment is to ensure optimal system performance and user satisfaction, delivering high-quality service and technical support. With excellent communication skills across phone, chat, and email, I am detail-oriented, a strong problem solver, a team player, and capable of working under pressure with minimal supervision. My skills are : Technical Support • Resolve network issues • Assist end users on connecting devices to their network • Resolve software and hardware issue • Software and email setup and configuration • User Account Management • Remote Support Phone System Admin • Troubleshoot and Configure RingCentral, Vonage, Aasani, Nextiva, Call Rail, Call Metric, Intermedia, GoTo, Verizon One Talk, 3CX, UCM Grandstream, and more. • Call Routing and Auto-Attendant Configuration • Voicemail Management and Call Recording • End-User Training and Documentation. • RingCentral Analytics Dashboard • Provisioning Desk phones Email Management: • Excellent in proof reading email for grammar and spelling. • Outstanding in organizing email and regular monitoring to have zero inbox. • Very good in providing email template. • Ensure prompt and accurate communication via email. Scheduling and Calendar Management • Excellent ins using RingCentral and Zoom on scheduling meetings. • Outstanding in managing and creating schedules for a meeting. • Adept in using Google calendar and Outlook calendar Data Entry and Web Research • Creating and generating reports through powerBI • Very proficient in typing and transcription. • Knowledgeable in using Microsoft office 365 and Google Suites. • Excellent in research and administrative tasks.
VOIP Administration
End User Technical SupportAnalytics DashboardMicrosoft OfficeVoIPEmail CommunicationVoIP AdministrationCRM SoftwareCustomer ServiceZoom Video ConferencingTechnical SupportRingCentral GlipMicrosoft Dynamics 365Phone SupportEmail SupportOnline Chat Support - $70 hourly
- 4.7/5
- (6 jobs)
NetworkLab, is experts in Linux based Open Source Projects includes firewalls UTM and many others. Fortinet Mikrotik Cisco PFsense EndianUTM Libreswan Strongswan Asterisk (FreePBX, MirtaPBX) Freeswitch (FusionPBX) XMPP (Ejabberd, Prosody) Opensips Kamailio Theforeman Katello Nagios Check-mk Linux VPN infrastructure ( Libreswan, Strongswan) Ovirt Libvirt Archipel We are proven source of professionals in technology industry. Our full-service help build the tools you need for a successful product.
VOIP Administration
FreeSWITCHOpenSIPSVoIP SoftwareRed Hat Enterprise LinuxLinux System AdministrationNetwork AdministrationSystem AdministrationVPNVoIPNetwork EngineeringNetwork Design - $50 hourly
- 5.0/5
- (172 jobs)
I am consistent "Top Rated Plus" VoIP Developer on Upwork with numerous 5 star reviews including excessively positive feedback. 13+ years of experience in Custom VoIP Software Development. I have provided a wide range of IT solutions, including VoIP Development, Websites & Mobile Apps development for international businesses and start-up companies as well as for large enterprises. 🏆 Following are my area of experiences: ✓ VoIP / SIP / RTP ✓ OpenSIPs / Kamailio / OpenSER ✓ FreeSWITCH, FusionPBX, ASTPP, Lua Scripts ✓ Asterisk, FreePBX, A2billing ✓ RTPengine / MediaProxy / RTPproxy ✓ Twilio ✓ Linux & OpenSource Consulting ✓ MariaDB, MySQL, PostgreSQL (Database design & complex SQL query expert) ✓ PHP, Yii/Yii2, Apache, Nginx ✓ Android 🏆 I provide the following solutions: ✓ High scalable Least Cost Routing(LCR) with Fail-Over ✓ Session Border Controller(SBC) ✓ Click to call ✓ Class4 & Class5 Soft Switches ✓ SIP Proxy Server, SIP Load Balance & Fail-Over ✓ SIP Messaging Server, SIP Redirect Server ✓ IVR Application ✓ Fax over IP (FoIP), T38 Supported FAX Server, FAX to Email ✓ Shoutcast Server ✓ WebRTC SIP client ✓ PHP RESTfull API, Web Services for Mobile Application ✓ Web Applications ✓ Mobile Applications. My core competency lies in complete end-to-end IT solutions for VoIP, Web, and Mobile technologies. 👤 Reviews & feedback given by clients for successfully completion of largest projects ⭐⭐⭐⭐⭐ "Malay is an excellent VoIP expert and was able to do any task we could throw at him. Will be using his services again shortly as our go-to VoIP expert." ⭐⭐⭐⭐⭐ "Excellent at meeting deadlines. Outstanding at changing work hours to conform to my requirements. First-rate productivity levels. Extremely good communication and ability to explain and brainstorm in a group environment. Admirable at working with other random developers I brought into the project throughout the years. Malay and his team at Prayantech were able to tackle any task I through at them from Asterisks, FreeSwitch, Python PHP HTML JS Debian RHEL IP Tables working inside of multiple different cloud hosting environments his understanding of VPN and firewall security are excellent. I can’t say enough good things about this group I am certain we will be working together as a team for many years to come." ⭐⭐⭐⭐⭐ "Malay and his team were great to work with. Once we got in a flow, we were able to bring something to life I could not have done without him and his team. He was extremely aware of timelines and making time for our project during our "open hours" and working around the time change. Thank you Malay! Keep up the great work and I look forward to working with you soon!" ⭐⭐⭐⭐⭐ "It was a pleasure working with Malay. Very professional and to the point. they don't waste time and they want to finish your project as much as you want to."
VOIP Administration
MySQLOpenSIPSFreeSWITCHYiiPHPKamailioYii2APIVoIP SoftwareAsteriskMariaDBSession Initiation ProtocolLinux System AdministrationDatabase AdministrationVoIP AdministrationVoIP - $35 hourly
- 4.5/5
- (12 jobs)
Bertrand Ndakena has a M.A. in Telecoms. He is a Udacity certified cloud developer and self-taught cloud administrator. Passionate about cloud developments/operations. Also interested in AI/ML and Data Science. Has extensive experience setting up cloud solutions(both open source and proprietary) and VOIP(including SIP-based) solutions.
VOIP Administration
Session Initiation ProtocolA2BillingVICIDIALWebRTCService Cloud AdministrationVoIP SoftwareAsteriskFreePBXVoIP AdministrationFreeSWITCH3CXElastix - $40 hourly
- 4.4/5
- (128 jobs)
BE in Electronics and Telecommunication with 20 years of experience in Firewall, Networks. VOIP, Wireless. Datacenter, Servers etc Security: Cisco ISE, Cisco Firepower, Cisco ASA 5500, Cisco Meraki, PaloAlto, Checkpoint, Sophos, Fortigate, Dell Sonicwall, Juniper, PFSense, Rapid7, Watchguard, Barracuda SEIM: Solarwinds, Wazuh, Splunk Network: - Cisco, HP, Brocade, Juniper, Zylex, Microtik, GPON/EPON, Ubiquiti VoIP: Cisco, Avaya, Asterisk, FreePBX, 3CX, Microsoft Teams, Grandstream Wireless: Cisco, Ubiquiti, Mojo (AirTight), Aruba, Video: Cisco Telepresence MX200/300/SX20, Telepresence Server, Telepresence Conductor Server, Avaya Scopia XT Data Center: VMware vSphere 7.x, Cisco UCS, Microsoft Hyper V, Citrix Xenserver, Oracle Virtual Box Applications: Microsoft SCCM, MS SQL Server, WSUS, Radius Server, Squid Proxy Server, Keypass, Wordpress Cloud: Amazon Web Services (AWS), Google Cloud platform, Microsoft Azure Cloud Storage: NetApp, Western Digital Routing Protocol: OSPF, EIRGP, BGP, RIP. Network Tools: Wireshark, Solarwinds, Netflow, PRTG, Cacti, Scrutinizer, Logzilla, Wazuh Operating System: Windows 2012/2016/2019, CentOS, Ubuntu
VOIP Administration
VoIP AdministrationAsteriskCisco CallManagerCisco ASACisco UCSMicrosoft Active DirectoryCisco RouterSophos Sophos UTMFortinetJuniperCisco WLCVPN - $30 hourly
- 4.7/5
- (18 jobs)
A technical professional with a background in DevOps/Site Reliabiltiy Engineering and security, with a strong focus on creating engaging content which also increases clients visibilty and overall SEO. Translating complex technical jargon into appealing articles is something that I take great pride in. I worked with multiple companies over the past 4 years from cybersecurity vendors to SaaS developers to create how to guides, product pages, FAQs and blog posts. Please see some of this feedback below: SD WAN, SASE Security and Cloud content creation – “Connor has produced some excellent content for us, we intend to continue leveraging his capabilities in the future.“ - CEO/Founder Network Consultancy Services that I offer: - SEO optimised blog posts - User guides (How to, SaaS, FAQs) - Case studies and Whitepapers. - Technical documentation, mainly for API endpoints and SaaS - Proofreading and document editing SEO is something that I am very knowledgeable about. I like to identify your audience by doing keyword research and suggesting ideas that'll benefit yourself. Before I submit an article to the client I run it through an SEO article checker (Yoast and Semrush) to ensure the highest quality and optimization.
VOIP Administration
Network PlanningCisco Certified Network AssociateSolution ArchitectureLAN AdministrationCisco RouterSNMPNetwork AdministrationCisco MerakiNetwork SecurityJuniperVoIPNetwork MonitoringNetwork DesignNetwork EngineeringNetwork Equipment - $30 hourly
- 4.8/5
- (76 jobs)
Hey, Are you looking for an AI/ML expert developer to make your idea feasible? Then I believe I am here to assist you in every possible way to achieve your idea. As an experienced AI/ML developer for more than 7+ years, I have worked on multiple modern technologies that have helped to shape the world. Let me share my areas of expertise that I possess: - ✅ Have worked on Multiple projects based on transformer models like BERT, GPT, and T5 and have built multiple AI Chatbots leveraging Chat GPT. ✅ I am highly skilled in Python, R, TensorFlow, Keras, PyTorch, Scikit-learn, and other relevant libraries and frameworks. I have extensive experience working with cloud platforms such as AWS (SageMaker, EC2, and S3), GCP (AI Platform and Dataflow), and Azure (ML Studio and Databricks) for deploying AI/ML models at scale. ✅ I am well versed in Advanced Machine Learning Algorithms that include SVM, Decision Trees, Random Forests, Gradient Boosting, K-Means, DBSCAN, PCA, ICA, and Q-Learning. ✅ Proficient with Natural Language Processing (NLP) including Tokenization, POS Tagging, Dependency Parsing, Named Entity Recognition, Sentiment Analysis, and Seq2Seq models ✅ Worked on Deep Learning Architectures such as CNNs, RNNs, LSTMs, GRUs, GANs, Autoencoders, and Attention Mechanisms ✅ I have worked on multiple Computer Vision projects where I have used Object Detection, Image Segmentation, OCR, Facial Recognition, and Style Transfer ✅ Well-versed in Time Series Analysis technology such as ARIMA, SARIMA, GARCH, and Prophet ✅ I have trained models based on datasets using Supervised Learning, Unsupervised Learning, Semi-Supervised Learning, Reinforcement Learning, Transfer Learning, and Active Learning ✅ Apart from that I am also proficient with: - -Big Data Analytics: Hadoop, Spark, and Dask for distributed and parallel computing -Feature Engineering: Selection, Extraction, and Transformation techniques -Model Optimization: Hyperparameter Tuning, Regularization, and Pruning -Data Visualization: Matplotlib, Seaborn, Plotly, and D3.js My analytical and problem-solving abilities, combined with effective communication skills, enable me to collaborate seamlessly with interdisciplinary teams and clients. I continually update my knowledge by exploring the latest developments and research in AI/ML, ensuring my clients receive state-of-the-art solutions. If you seek an AI/ML expert who can translate complex concepts into innovative, data-driven applications, I would be eager to discuss how my technical proficiency and experience can benefit your project. Let's connect and build exceptional solutions together!
VOIP Administration
Machine LearningChatbotOpenCVChatGPTComputer VisionArtificial IntelligenceNative App DevelopmentXamarinFlutterLaravelMobile App DesignWeb Design - $15 hourly
- 4.6/5
- (5 jobs)
With over 8 years of experience in different fields, I am a Top Rated Freelancer who always looks to provide the best satisfaction level on any project or job. My skillsets are definitely in a wide area, I have much experience in different fields but let me list my most valuable skills. 1. VoIP Specialist: I have worked with a lot of vendors implementing and supporting their VoIP Solution or Sip Trunk Solution. Zoom Phone, Vonage, Goto, Intermedia, NEC, 3CX, Vodia PBX, DialPad, and NetSapiens are some of the vendors I have a lot of experience with. FlowRoute, VoxTelesys, DID Logic, and SteadyConnections are some of the Sip Trunk Providers I have worked with. Cloud PBX and On-Premise PBX experience have been a great area for me. 2. Technology Savvy: I have worked for Microsoft as an SME, as a Tier 2 for NEC, and Specialist for Intermedia. this created a wide technology expertise. I'm very familiar with AI and almost any new tech product out there. This also includes my ability to get familiar with software in no time, I have worked with different PSAs like Freshdesk, ServiceTitan, HindSight, Keap, Connectwise, and MS ASD, probing I can adapt to any environment. 3. Customer Service Professional: I've been working in the BPO and Freelancer industry for over 5 years, I have excellent QA and Customer service skills, I'm also at a C2 English level and Native Spanish Level, being able to provide support to any kinds of product and situation. 4. Proactive Learner and Fast Learner: You can see my job experience in my Upwork Profile and I always excel in any position with any product. I am an outstanding learner and I am passionate about creating the best processes with less effort. Thank you very much for visiting my profile and I hope we can work together! Happy day.
VOIP Administration
3CXFreshdeskCastilian SpanishEnglishComputer SkillsProduct KnowledgeVoIP SoftwareMicrosoft WindowsVoIP PBXTech & IT - $55 hourly
- 4.1/5
- (59 jobs)
I have 18+ years expereince in VoIP/SMS setups using IVRs, asterisk , Freeswitch, MS Teams and Opensips/Kamailio and VoIP | Freeswitch | Opensips | Contact Centers| Conversational AI| Amazon Connect|MS Teams
VOIP Administration
Session Initiation ProtocolCentOSLinuxFreeSWITCHCustomer Relationship ManagementA2BillingAsteriskMySQLWebRTCAndroid - $99 hourly
- 4.9/5
- (45 jobs)
I have strong skills in MySQL, SQL Server, MongoDB, PHP, Laravel, VueJS, ViciDial, PostGress, NodeJS, Linux, and others. With more than 20 years of experience leading the design, development, and delivery of complex projects and high-performance solutions.
VOIP Administration
Microsoft Visual StudioTrixboxFreePBXVue.jsMongoDBLaravelJavaSQLAsteriskVICIDIALUnix ShellMySQLMicrosoft VBScriptNode.jsPerlPHP - $50 hourly
- 4.8/5
- (55 jobs)
Good Day I'm Daniel Krahenbuhl. Originally from Switzerland and living in Gdańsk Poland for the last couple of years. I can communicate in English, german and french (if needed :-)). I do enjoy working as a freelance software engineer and sometimes project manager (if the project is interesting). It would be awesome to connect with you and hear what cool projects you have in mind. Let's do it and happy days always. My general work experience: I design and write Software over the last 30 years Node.JS backend development Build API’s / Integrate third party API’s Experience in MySQL/MariaDB, MongoDB Voice/Video/Asterisk: I work with Asterisk since its; s beginnings (25 years ago) Especially if you build large, scalable services. | designed some of the largest and most complex Asterisk system globally. During the years i also gained a lot of in-dept knowledge of Twilio, Pipedrive and Hubspot. Third party API Integrations I have a lot experience in integrating and using following API's Hubspot, Pipedrive, Insightly, Sendgrid, MailChimp, and many more Monday.com Over 7 years of expertise in transforming businesses through cutting-edge process optimization and seamless integrations. With 30 years of programming experience and a background in business consulting, I possess a unique set of skills to elevate your organization to new heights. At the core of my services lies Monday.com, a powerful platform that has revolutionized how businesses manage their workflows and projects. As a seasoned Monday.com specialist, I am adept at tailoring this robust tool to suit your specific needs, streamlining your processes, and enhancing collaboration across your entire team.
VOIP Administration
VoIPTwilio APIRESTful APINode.jsAPI DevelopmentAsteriskPipedriveAPI IntegrationWebRTCFreePBXHubSpotStripe APINagios CoreAPIPHP - $200 hourly
- 5.0/5
- (228 jobs)
With over two decades of extensive experience in the world of programming, I've honed a knack for efficiency and innovation. I believe in optimizing time and delivering solutions that matter, constantly pushing the boundaries of what’s possible. From the age of 10, programming hasn't just been a job—it's been a calling. Whether you're looking for new project development or leveraging existing solutions, I’m your go-to expert. Experience: Twenty-two years of diverse commercial programming experience and 31+ years overall programming —from Linux administration and virtualization to end-user web development and complex billing systems for VoIP. Expert work with Asterisk since its inception and substantial experience with FreePBX, Trixbox, and a2billing. Proudly, I'm one of the contributing minds behind a2billing.org's trunk. My depth of expertise encompasses database administration and architecture, especially with MySQL and Postgres. Education: Master of Science in Computer Science (confirmed by WES) Technical Skills & Specializations: Languages: Python/Django, Javascript/jQuery, SQL, PHP, C/C++, Perl, Prolog/Lisp, and Forth. Platforms & Tools: Asterisk, Opensips, Kamailio, Callweaver (faxing). Noteworthy Contributions: Developed modules for FreePBX, Elastix, Trixbox, and a2billing. Philosophy: I stand for originality and meaningful impact. If a task doesn’t need to be done, I won’t push for it. Instead, I'll direct my energy towards novel and intriguing challenges, ensuring that you get the best of both worlds—innovation and efficiency.
VOIP Administration
Session Initiation ProtocolC++PHPKamailioAsteriskMySQLAmazon EC2Linux System AdministrationSQLElastixA2BillingVoIP AdministrationOpenSIPSFreePBXVirtualizationPython - $110 hourly
- 5.0/5
- (53 jobs)
Technology leader whose qualifications include a certification in Helpdesk Management and Operations Management; and detailed knowledge of networking technologies and best practices. Over 24 years of experience in the creation and deployment of solutions protecting networks, systems and information assets for the Education sector as well as for diverse companies and organizations. Proficient in the following Systems/Technologies: Linux Based Systems (Ubuntu, Debian and CentOS); Windows Desktop (all), Asterisk VOIP Systems, Windows Server Operating Systems (2000-2022), Active Directory Administrator, VMWare Esxi 5.5-7, HyperV. Proxmox, Google Workspace Admin and Office 365 Admin, Sharepoint Admin. Experience with Blockchain technologies. In the Managed IT Services sector I have experience with Nable, NinjaOne and Connectwise. LANs, WANs, VPNs, Routers, Firewalls, TCP/IP, Aruba WiFi and Switches, Ubiquiti Unify, Sophos In my current role I work as a Sr. Systems Engineer, Incident Manager and IT Consultant. I look forward to discussing your specific technology project with you.
VOIP Administration
BlockchainTelecommunications EngineeringFreePBXMicrosoft SharePoint AdministrationData Center OperationsMobile QAVMware ESX ServerVMware AdministrationNetwork AdministrationLinux System AdministrationWindows AdministrationTCP/IPAsteriskWindows ServerMicrosoft Exchange Server Want to browse more freelancers?
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