Asterisk PBX Developers For Hire
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Hire abusayed2004
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 -
Hire maxscender
I’m a Software Engineer with a Ph.D. in Computer Science, specializing in system architecture, machine learning/AI, advanced web scraping, and algorithmic trading. With expertise ranging from high-level web services (Python) to low-level system programming (C/C++), I help clients collect complex data, build reliable...I’m a Software Engineer with a Ph.D. in Computer Science, specializing in system architecture, machine learning/AI, advanced web scraping, and algorithmic trading. With expertise ranging from high-level web services (Python) to low-level system programming (C/C++), I help clients collect complex data, build reliable backend systems, and develop intelligent models that deliver measurable results. What I Can Do: 🟣 SOFTWARE ENGINEERING & ARCHITECTURE * Python, C, C++, C#, Java, PHP, Javascript, Rust, Go. * Desktop Applications Development. * Raspberry Pi programming, hardware-software integration, and edge-device deployment. * Backend Development: REST/GraphQL APIs, authentication/authorization, role-based access. 🔴 REVERSE ENGINEERING & LOW-LEVEL SYSTEMS * Reverse engineering: binary analysis, disassembly, decompilation, protocol reverse engineering * Static & dynamic analysis: IDA Pro, Ghidra, x64dbg, OllyDbg * Malware analysis, unpacking, and code inspection * Memory forensics and runtime debugging 🟠 ALGORITHMIC TRADING & QUANTITATIVE DEV * Development of custom MetaTrader (MT5) Expert Advisors (EAs), custom indicators, and automated trading bots (MQL5). * Bridging Python-based ML/DL forecasting models with MT5 via APIs/sockets. 🟢 MACHINE LEARNING / DEEP LEARNING / AI * End-to-End ML Pipelines: Data collection → preprocessing → training → evaluation → deployment. * Ecosystems & Tools: PyTorch, TensorFlow, scikit-learn, and MATLAB for academic/engineering simulations. * Deep Learning & NLP: CNNs, RNNs/LSTMs, Transformers, text cleaning, embeddings, RAG with vector databases. * Time Series & Forecasting: Feature engineering, backtesting, and model comparison (highly applicable to financial data). 🟡 WEB SCRAPING & DATA EXTRACTION * Frameworks: Python with Scrapy, Selenium, Playwright, Seleniumbase, Pydoll, requests, curl_cff. * Anti-Bot & CAPTCHA: Bypassing complex modern web protections. 🔵 DATA ANALYSIS, ENGINEERING & VISUALIZATION * Data Engineering: ETL/ELT pipelines, batch/stream workflows, data modeling (star schema), warehousing basics. * Data Analysis: Exploratory analysis (EDA), KPI definition, insights, trend/segment analysis. * Data Cleaning & Preprocessing: Missing values, outliers, normalization, deduplication, validation rules. * Database Design: PostgreSQL/MySQL/SQLite, MongoDB; indexing, migrations, and optimization. less -
Hire marjanahmed13
Hi, I’m Marjan, Website & Software Developer with 16 years of experience and 4,400+ successful projects delivered worldwide. I help businesses build fast, secure, professional and conversion-focused websites, eCommerce stores, custom web applications, booking systems, dashboards and scalable digital platforms. My...Hi, I’m Marjan, Website & Software Developer with 16 years of experience and 4,400+ successful projects delivered worldwide. I help businesses build fast, secure, professional and conversion-focused websites, eCommerce stores, custom web applications, booking systems, dashboards and scalable digital platforms. My expertise includes: • WordPress, Elementor & Custom Theme/Plugin Development • Shopify Store Design, Setup & Customization • Full-Stack Web Development • SaaS, MVP & Custom Web Application Development • Booking Funnels, Lead Generation Forms & Dashboards • PHP, JavaScript, HTML, CSS & API Integrations • Wix, Webflow & Business Website Development • Technical SEO, Speed Optimization & Website Maintenance What you can expect when working with me: • Clear and professional communication • Clean, maintainable and scalable work • Careful attention to detail • On-time delivery and long-term support Whether you need a business website, Shopify store, WordPress development, custom platform, SaaS MVP, booking funnel or ongoing website support, I can help you plan, build and launch it properly. Let’s discuss your project and create something that works for your business. less -
Hire dailas
Specialties: IT Management, Network Engineering, MS Windows & Linux administration, Asterisk PBX (dCAA), FreePBX (SCE), user support, computer maintenance and support, Web-services, CCTV More than 10 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. Digium Certified Asterisk...Specialties: IT Management, Network Engineering, MS Windows & Linux administration, Asterisk PBX (dCAA), FreePBX (SCE), user support, computer maintenance and support, Web-services, CCTV More than 10 years of Asterisk PBX (plain, elastix, FreePBX) administration and support. Digium Certified Asterisk Administrator FreePBX Sangoma Certified Essential PBXact Sangoma Certified Essential less -
Hire SystemX2
Senior Full-Stack Lead & AI Integrator 10 years of experience delivering robust Web and Mobile applications. I specialize in the "Modern Triple-Threat": High-end Frontend (React/Next.js), Scalable Backend (Node/PHP/Python), and Cloud Infrastructure (AWS/DevOps). Core Competencies: The Stack: Node.js (Express), PHP...Senior Full-Stack Lead & AI Integrator 10 years of experience delivering robust Web and Mobile applications. I specialize in the "Modern Triple-Threat": High-end Frontend (React/Next.js), Scalable Backend (Node/PHP/Python), and Cloud Infrastructure (AWS/DevOps). Core Competencies: The Stack: Node.js (Express), PHP (Laravel), Python (Django), and React. The Edge: Integrating AI Agents (OpenAI/LangChain) and specialized e-commerce logic (Salesforce/Shopify). The Scale: Deploying via Docker & Kubernetes with a focus on RESTful API architecture. The Design: UX-driven development ensuring that "perfect results" aren't just functional, but intuitive. I solve complex problems with elegant, maintainable code. Available for architectural consulting and end-to-end product development. less -
Hire KarthikTechCon
Enterprise AI Solution Architect | Founder & CEO – Resonite Technologies With over 18 years of experience in enterprise software engineering and solution architecture, I help organizations transform business ideas into scalable, production-ready digital platforms. I specialize in designing and delivering AI-powered...Enterprise AI Solution Architect | Founder & CEO – Resonite Technologies With over 18 years of experience in enterprise software engineering and solution architecture, I help organizations transform business ideas into scalable, production-ready digital platforms. I specialize in designing and delivering AI-powered enterprise applications, SaaS platforms, cloud-native architectures, and intelligent automation solutions. My expertise spans the complete software lifecycle—from solution architecture and technology selection to development, deployment, and production support. Over the years, I have successfully delivered solutions across Healthcare, Logistics, Banking, FinTech, Retail, Manufacturing, and Enterprise Operations for clients in Australia, Singapore, the Middle East, Europe, and North America. My Core Expertise ✔ Enterprise Solution Architecture ✔ AI & Generative AI Applications ✔ RAG (Retrieval Augmented Generation) ✔ AI Agents & Workflow Automation ✔ SaaS Platform Development ✔ Enterprise Web Applications ✔ Cloud Architecture (AWS / Azure / GCP) ✔ Python | FastAPI | Django ✔ React | Vue.js | Angular ✔ Node.js | .NET | Java ✔ PostgreSQL | SQL Server | MongoDB ✔ REST APIs & Microservices ✔ DevOps & CI/CD Enterprise Solutions Delivered • AI-powered Warehouse Management System (WMS) • AI-enabled Transport Management System (TMS) • Multi-tenant Hospital Management SaaS Platform • Banking & Investment Management Platform • Money Transfer Platform • CRM & ERP Solutions • AI Chatbots & Enterprise Knowledge Assistants • OCR & Document Intelligence Solutions • Enterprise Reporting & Analytics Platforms Why Clients Hire Me ✔ 18+ Years Enterprise Experience ✔ End-to-End Solution Ownership ✔ Clean, Scalable Architecture ✔ Production-Ready Code ✔ Strong Communication ✔ Long-Term Technical Partner Whether you need an AI-powered platform, enterprise application, cloud migration, system integration, or solution architecture, I can help transform your requirements into reliable, scalable software. less -
Hire rahulcreation74
I work as a Vicidial & Asterisk support engineer with hands-on experience in live dialer operations. I help call centers with: • Vicidial installation & support • VoIP call quality issues (one-way audio, no audio) • SIP / RTP troubleshooting • Carrier coordination • Inbound & outbound campaign support I focus on...I work as a Vicidial & Asterisk support engineer with hands-on experience in live dialer operations. I help call centers with: • Vicidial installation & support • VoIP call quality issues (one-way audio, no audio) • SIP / RTP troubleshooting • Carrier coordination • Inbound & outbound campaign support I focus on stability, uptime, and fast issue resolution for production dialers. Experience supporting live production dialers with active agents. Available for remote support, contract work, or monthly coverage. less -
Hire taraskkorol
I build modern web applications and AI-powered SaaS products from idea to production. My focus is creating reliable, scalable systems that are easy to maintain and ready for real users. I work across frontend, backend, APIs, and AI integrations, helping startups and businesses turn concepts into working products...I build modern web applications and AI-powered SaaS products from idea to production. My focus is creating reliable, scalable systems that are easy to maintain and ready for real users. I work across frontend, backend, APIs, and AI integrations, helping startups and businesses turn concepts into working products quickly and cleanly. What I can help with: • Full-stack web development • AI features and automation • SaaS architecture and MVP builds • API integrations and performance optimization - Mobile App development with AI Integration I value clear communication, realistic timelines, and delivering solutions that actually solve business problems. less -
Hire tobiask5
With over 8 years of hands-on experience in software development, I am a seasoned professional with a strong background in full-stack. Front-End Technologies: React.js, HTML5, CSS3, React Native, Flutter, WordPress Back-End Technologies: Node.js, Laravel, Django, FastAPI, Express.js, Convex, Sanity Database...With over 8 years of hands-on experience in software development, I am a seasoned professional with a strong background in full-stack. Front-End Technologies: React.js, HTML5, CSS3, React Native, Flutter, WordPress Back-End Technologies: Node.js, Laravel, Django, FastAPI, Express.js, Convex, Sanity Database Management: SQL, NoSQL, PostgreSQL, MongoDB DevOps & Tools: D AWS, Azure, Stripe What sets me apart is my problem-solving prowess and a proactive, can-do attitude. I thrive in challenging environments where I can bring fresh perspectives and develop cutting-edge solutions. Whether you need a robust application, an intuitive user interface, or seamless system integration, I am committed to delivering exceptional results tailored to your needs. less -
Hire krupnovdenis
dZENcode is a software development and delivery company focused on complex, business-critical systems and scalable digital products. Operating since 2015, we work with startups, growing companies, and investors who need engineering responsibility, clear scope, and predictable delivery. Our 90+ in-house...dZENcode is a software development and delivery company focused on complex, business-critical systems and scalable digital products. Operating since 2015, we work with startups, growing companies, and investors who need engineering responsibility, clear scope, and predictable delivery. Our 90+ in-house specialists cover the full cycle: architecture, design, backend, frontend, mobile, integrations, AI/ML automation, migrations, project rescue, scaling, and long-term SLA support. We work as an external IT department or dedicated delivery team, mainly through team outsourcing and outstaffing models. Our process is scope-driven: SoW, acceptance criteria, transparent billing, documentation, structured handover, and contract-based cooperation via a legal entity. We focus on commercial projects that need reliable execution, not one-time setup, hobby work, SEO/content-only tasks, or revenue-share models. dZENcode is ready to take ownership of delivery and support your product long-term. less
