VoIP Developers For Hire
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Sponsored Freelancers
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abusayed2004 abusayed2004
$50 USD / hour
Ai Voice Agent, Asterisk PBX, SIP, Linux, SecurityBangladeshI am currently seeking long-term remote and on-site job opportunities. With 15 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 customisation. I...I am currently seeking long-term remote and on-site job opportunities. With 15 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 customisation. 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: - Ai Voice Agent build and operations multi tenant platform. - Linux - Hosting Systems Administration & Monitoring - Kubernaties, IoT tech stack - Design and implementation of High-Performance SIP SBC - DevOps CI/CD - Service Optimisation - 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. less
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I have 8 years of Experience as a System Administrator and expert in Linux, Asterisk, vicidial and openvpn.I have 8 years of Experience as a System Administrator and expert in Linux, Asterisk, vicidial and openvpn. less
Hire ameer89898
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SnTechnologies59 SnTechnologies59
$20 USD / hour
Trusted Partner for Software & IT ServicesPakistanSoftNexus Technologies is a results-driven software and digital solutions company with 7+ years of experience delivering high-quality web & mobile applications, AI automation, intelligent communication systems, and VoIP/Call Center solutions. We specialize in Twilio (Voice, SMS, A2P 10DLC, IVR), GoHighLevel (GHL), AI...SoftNexus Technologies is a results-driven software and digital solutions company with 7+ years of experience delivering high-quality web & mobile applications, AI automation, intelligent communication systems, and VoIP/Call Center solutions. We specialize in Twilio (Voice, SMS, A2P 10DLC, IVR), GoHighLevel (GHL), AI chatbots, CRM integrations, workflow automation, and SIP/VoIP PBX setups. We help businesses automate communication, improve customer engagement, and streamline operations with reliable, scalable, and cost-effective technology solutions. ⚙️ Our Core Skills 1.Python 2.Twilio (Voice, SMS, A2P 10DLC, IVR) 3.GoHighLevel (GHL) & A2P Setup/Registration 4.AI Chatbots & Automation (OpenAI, LangChain) 5.API Integration & Workflow Automation 6.Web & Mobile App Development (React, Next.js, Node.js, Laravel, PHP) 7.CRM Integration (HubSpot, Salesforce, Zoho, GHL) 8.Zapier / Make / n8n Automation 9.Database & Cloud (MySQL, MongoDB, Firebase, AWS) 10.AI Tools (ElevenLabs, Whisper, Stable Diffusion) 11.SIP / VoIP / PBX Setup & Call Center Solutions (3CX, Asterisk) 💡 Why Choose SoftNexus Technologies ☑️ 7+ years of professional experience delivering scalable and secure solutions ☑️ Certified expertise in Twilio communication systems and AI automation ☑️ End-to-end ownership: from development to deployment ☑️ Transparent communication and timely delivery ☑️ Long-term support and maintenance for your business systems 🔹 Services We Offer ☑️ Web & Mobile Application Development ☑️ Twilio IVR & A2P 10DLC Setup ☑️ GoHighLevel (GHL) A2P Registration & Automations ☑️ AI Voice & SMS Agents ☑️ GoHighLevel Automations & Integrations ☑️ AI Chatbots & Omni-channel Communication ☑️ CRM & Workflow Automation ☑️ SIP / VoIP / PBX Setup & Call Center Implementation (3CX, Asterisk) 💡 Let’s Build Your Next Project At SoftNexus Technologies, your project becomes our priority. Whether you need a mobile app, web platform, Twilio IVR system, AI-powered agent, GoHighLevel automation & A2P setup, or a complete SIP/VoIP PBX and call center solution, we deliver high-performance, production-ready solutions tailored to your business needs. less
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At Core Techies, we don’t just build products; we create intelligent, AI-powered platforms that redefine industries. Whether you’re building your first AI-driven MVP or scaling your platform to the next level, we turn your ideas into reality faster, smarter, and more powerfully. With over 12 years of experience on...At Core Techies, we don’t just build products; we create intelligent, AI-powered platforms that redefine industries. Whether you’re building your first AI-driven MVP or scaling your platform to the next level, we turn your ideas into reality faster, smarter, and more powerfully. With over 12 years of experience on Freelancer.com, we bring AI-first execution to every project. Our deep technical expertise combined with agility ensures your solution isn’t just great — it’s built to perform. We don’t just solve problems; we create solutions that drive efficiency, innovation, and success. Our Expertise: ✅ AI Development ⚡Integrate GPT-4, Claude, and Gemini for advanced AI models ⚡Build AI chatbots, voice bots, and video bots for sales, support, and operations ⚡Use Generative AI (Text, Image, Audio) to automate content creation and enhance workflows ⚡Deliver AI-powered MVPs in under 30 days — scalable and robust ✅ AI Automation ⚡Automate workflows across HR, finance, and customer service ⚡ Build real-time AI-powered automation that scales with your business ⚡Maximize productivity with AI-driven tools for process optimization ✅ AI Agents ⚡Deploy custom AI agents for 24/7 customer engagement ⚡Build voice bots and video bots that provide human-like interactions ⚡Integrate AI assistants to optimize workflow and boost productivity ✅ Tools We Use ⚡We leverage cutting-edge tools to bring your AI solutions to life: ⚡GPT-4, Claude, and Gemini for natural language processing ⚡TensorFlow, PyTorch for deep learning models ⚡Dialogflow, Rasa, and BotPress for AI chatbots ⚡OpenAI API for text, image, and video AI interactions ⚡AWS, Google Cloud for scalable infrastructure ⚡Zapier, Integromat, n8n, and Make for AI-powered automation ⚡VAPI, Trellio, and Docker for API management and workflow optimization ✅ Why Choose Us? ⚡ Fast Delivery ⚡MVPs in weeks, not months. Start driving growth immediately. ✅ AI-First Mindset ⚡We embed intelligence into every solution, ensuring long-term scalability. ✅ Trusted Security ⚡Proven by global teams, including defense-grade clients. Your solution is secure and reliable. ✅ Continuous Growth ⚡Our ongoing support, iteration, and optimization ensure your product scales with your business. Ready to revolutionize your future with AI? Whether you need an AI co-pilot or a full-stack AI partner, we’re here to bring your vision to life. Let’s launch your AI-powered product today — faster, smarter, and more intelligently than ever. less
Hire C0RETECHIES
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I specialize in outsourcing and digital marketing and am committed to improving your business's efficiency and effectiveness. While I can't please everyone, I have built a strong reputation in the industry. My services include data entry, Virtual Assistant, lead mining, email sending, article writing,...I specialize in outsourcing and digital marketing and am committed to improving your business's efficiency and effectiveness. While I can't please everyone, I have built a strong reputation in the industry. My services include data entry, Virtual Assistant, lead mining, email sending, article writing, proofreading/editing, telemarketing, designs, and more. As an experienced BPO professional (though my team and I cannot please everyone), I (and my team) have worked with numerous companies worldwide in areas such as lead generation, sales, customer service/support, data entry/processing, VA, and research. I offer many services, including telemarketing, customer service, graphics design, logo design, branding, technical support, data entry, and more. I was featured on Freelancer a few years ago (together with my small team) and have been a Preferred Freelancer here for several years. If my qualifications match your needs, please consider our small company for your next project. less
Hire jkaranm
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EuSopht is a technology-driven software company that partners with startups and growing businesses to build scalable, production-ready digital products. We specialize in SaaS platforms, MVP development, mobile apps, and AI-powered solutions. Our expertise spans Full stack development, AI voice and videos, Flutter...EuSopht is a technology-driven software company that partners with startups and growing businesses to build scalable, production-ready digital products. We specialize in SaaS platforms, MVP development, mobile apps, and AI-powered solutions. Our expertise spans Full stack development, AI voice and videos, Flutter apps, middleware architectures, integrations, and automations. We help businesses streamline operations using Zapier, n8n, Make.com and workflow automation. From AI chat, AI voice, and Avatar videos to complex 3rd-party integrations, we engineer systems to scale. OUR TECH STACK AI: OpenAI, Custom GPT, Chatbot, TTS, STT, Golang, Rust, Livekit, Musttalk, Llama, LLM Web/Backend: Node.js, Python, Laravel, React.js, Next.js, Vue.js. Database: Supabase, MySQL, MongoDB, PostgreSQL. Mobile App Dev: Flutter, React Native, iOS (Swift), Android, Firebase, FlutterFlow. Workflows: Zapier, Make (Integromat), n8n, Webhooks. CRMs: Hubspot, GHL From MVP to Enterprise - We Engineer Growth less
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Hi, I'm an IT expert specializing in Cyber Security, Cloud technologies, and full-stack Web and VoIP development. I'm fluent in PHP, Python, Java, CSS, and HTML, with a strong background in Linux system administration. In Cyber Security, I have over 22 years of experience in both defensive and offensive roles, backed...Hi, I'm an IT expert specializing in Cyber Security, Cloud technologies, and full-stack Web and VoIP development. I'm fluent in PHP, Python, Java, CSS, and HTML, with a strong background in Linux system administration. In Cyber Security, I have over 22 years of experience in both defensive and offensive roles, backed by certifications from industry leaders such as Google, Microsoft, IBM, AWS, and Cisco. On the VoIP front, I specialize in Asterisk and Twilio, focusing on the design and implementation of telecommunications solutions using both commercial and open-source frameworks. I've developed multiple call center IVR systems and other telephony solutions deployed globally. less
Hire arodrigue
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kzaouli05 kzaouli05
$25 USD / hour
System administrator, Telecom engineer, Advanced Web security, VoIP, SIP, PBX & AsteriskMoroccoTelecom/WebHosting/Voip/PBX/System administrator, +15 years of experience in Installing, configuring and managing Systems, Asterisk, Autodialing, FreePBX, Vicidial, GoAutodial, A2billing, IVR, Voice to Mail, Predictive Dialing, Calling Cards(PIN), Voice/SMS BroadCasting, WebRTC, WebPhone, WSS. As a company, we are...Telecom/WebHosting/Voip/PBX/System administrator, +15 years of experience in Installing, configuring and managing Systems, Asterisk, Autodialing, FreePBX, Vicidial, GoAutodial, A2billing, IVR, Voice to Mail, Predictive Dialing, Calling Cards(PIN), Voice/SMS BroadCasting, WebRTC, WebPhone, WSS. As a company, we are a SIP VoIP Provider with competitive rates and the HIGHEST availability levels within multi Systems integration for large traffic. We offer VoIP multi-systems installation packs, multi machines and deliver "All in one unified solution" to support large traffic, billing system , Trunks management, users payment gateways, reports, recordings, security and Web SIP Registration/Login portal. Depend your needs, startup, medium, large usage, welcome to the game. Regards, Kamal zaouli less
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Namaste and welcome to Microlent Systems. We are a full time development agency that builds Web, Mobile, SaaS, Ecommerce and Automation solutions for startups and enterprises worldwide. Since 2008 we have delivered 375+ projects on Freelancer with a 4.9 star rating, Preferred Freelancer status, and Corporate...Namaste and welcome to Microlent Systems. We are a full time development agency that builds Web, Mobile, SaaS, Ecommerce and Automation solutions for startups and enterprises worldwide. Since 2008 we have delivered 375+ projects on Freelancer with a 4.9 star rating, Preferred Freelancer status, and Corporate verification. What we do • Custom Web Applications • Mobile Apps for Android and iOS • Ecommerce and Online Stores • SaaS Platforms and Portals • RPA and Process Automation Tech stack • Web: PHP, Laravel, ASP.NET Core, Node.js, Python • Mobile: Android, iOS, Flutter, React Native • Frontend: React, Vue, Next.js, HTML, CSS, JavaScript • Ecommerce: WooCommerce, Shopify, custom carts • Cloud and DevOps: AWS, Azure, Docker • Automation: RPA, API integration, workflow automation Why clients work with us • Clear communication and detailed documentation • Structured project management with milestones • Clean, scalable architecture and maintainable code • Long term support for enhancements and maintenance If you are planning a new product, improving an existing system, or need a reliable tech team for ongoing work, we would be happy to collaborate. Let us help you turn your idea into a stable, scalable digital product. less
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opencollar opencollar
$30 USD / hour
✅Top-Rated & Trusted✅Fast Delivery✅Honest PricingUnited StatesServices: ✅ UI/UX Development ✅ Mobile Applications ✅ Web Applications ✅ E-Commerce Platforms ✅ Booking Systems ✅ App Deployment and Launch ✅ SEO ✅ Quality Testing ✅ Artificial Intelligence Integration ✅ AI Chatbots ✅ Marketplace WHY HIRE US: ✓ Among the Top 3% of Freelancers ✓ 11 Years of Experience ✓...Services: ✅ UI/UX Development ✅ Mobile Applications ✅ Web Applications ✅ E-Commerce Platforms ✅ Booking Systems ✅ App Deployment and Launch ✅ SEO ✅ Quality Testing ✅ Artificial Intelligence Integration ✅ AI Chatbots ✅ Marketplace WHY HIRE US: ✓ Among the Top 3% of Freelancers ✓ 11 Years of Experience ✓ Professional and Polite ✓ Team of 27 Experts and Engineers ✓ Amazing Communication ✓ Quality Work within Budget ✓ Free Fixes after the project delivery ✓ Long-term partnership and support ✓ Clean, Documented Code ✓ Regular Updates WHAT KIND OF APPLICATIONS WE MAKE: ✨ Bespoke Web Applications ✨ Android / IOS Mobile Apps ✨ Responsive Websites ✨ Online Platforms ✨ E-Commerce Multivendor ✨ Business Management Software ✨ CRM ✨ ERP Systems ✨ Booking Systems ✨ AI Based OUR TEAM STRUCTURE Business Developers, Project Analysts, Project Managers, Designers, Developers, Quality Assurance, Server Experts, Blockchain Experts, AI Experts. Skills: Web development, Android / IOS Mobile apps, Payment integration, MySQL, PHP, Shopping cart, Twilio API, Artificial Intelligence, GPT, Laravel, Graphics design, AWS, WordPress, Python, E-commerce, Software Design, Blockchain, Smart Contracts, ERC20 Tokens, NFTs, Cryptocurrency, Node.js, Angular.js, React, MongoDB. less
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