Asterisk PBX is an open source telephony framework used to create communication solutions for businesses, from voice and video calls to automated call routing. An Asterisk PBX Development professional is highly knowledgeable in the Asterisk platform and is able to deploy custom Asterisk Solutions according to a company’s needs. Services offered by an Asterisk Developer include managing, monitoring and maintaining the Asterisk system and any external services, building custom features specific to the business and improving security through authentication and encrypted communications.

Here's some projects that our expert Asterisk PBX Developer made real:

  • Securing IT networks by blocking unwarranted access attempts
  • Connecting a billing platform with a MultiTenant PBX
  • Setting up secure VoIP applications used to make voice calls
  • Researching and troubleshooting of software issues
  • Integrating third-party APIs into the system
  • Developing feature rich customer service solutions
  • Configuring text message autoresponder systems
  • Improving network configurations with Firewall services

Projects like these require experienced developers who understand the Asterisk PBX platform. If you’re looking for someone with that precise set of skills, post a project on Freelancer.com to hire an Asterisk PBX Developer today. Our team of highly qualified professionals will be able to help you design, develop and deploy custom communication solutions for your business.

Od 19,403 ocen, stranke ocenjujejo Asterisk PBX Developers 4.9 od 5 zvezdic.
Najem Asterisk PBX Developers

Asterisk PBX is an open source telephony framework used to create communication solutions for businesses, from voice and video calls to automated call routing. An Asterisk PBX Development professional is highly knowledgeable in the Asterisk platform and is able to deploy custom Asterisk Solutions according to a company’s needs. Services offered by an Asterisk Developer include managing, monitoring and maintaining the Asterisk system and any external services, building custom features specific to the business and improving security through authentication and encrypted communications.

Here's some projects that our expert Asterisk PBX Developer made real:

  • Securing IT networks by blocking unwarranted access attempts
  • Connecting a billing platform with a MultiTenant PBX
  • Setting up secure VoIP applications used to make voice calls
  • Researching and troubleshooting of software issues
  • Integrating third-party APIs into the system
  • Developing feature rich customer service solutions
  • Configuring text message autoresponder systems
  • Improving network configurations with Firewall services

Projects like these require experienced developers who understand the Asterisk PBX platform. If you’re looking for someone with that precise set of skills, post a project on Freelancer.com to hire an Asterisk PBX Developer today. Our team of highly qualified professionals will be able to help you design, develop and deploy custom communication solutions for your business.

Od 19,403 ocen, stranke ocenjujejo Asterisk PBX Developers 4.9 od 5 zvezdic.
Najem Asterisk PBX Developers

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    Delovno mesto
    21 najdena dela
    Diagnose Ship Email Outage
    6 dni left
    Verificirano

    For the last decade a Debian machine on our vessel has been flawlessly running a set of Perl scripts that squash outgoing mail, hand it to an Iridium modem and deliver it to my shore-side mail server. Incoming messages follow the reverse path. Suddenly nothing moves in either direction. Here is what I already know and have ruled out: • The Iridium link itself passes its own internal tests. • DNS on the ship resolves the server name correctly. • Both the shipboard PC and the land-based server have been rebooted. • No recent configuration changes were made. • A Kerio Connect firewall sits in front of the mail server. Given that, I suspect the mail server is at fault, but I am not yet sure whether it still exchanges mail with any source other than the ...

    €138 Average bid
    €138 Povprečna ponudba
    15 ponudb

    We use MicroSIP and Linkus most of our PBX Use Yeastar and Granstream. Our Dial Pattern is: if you want to call Egypt, you must remove the country code (+20******) to 70*****, and similarly for short numbers – the country code must be removed, and a '7' added automatically based on the chosen dial pattern. Also, from Egypt to Saudi, dial pattern +966 changes to 6055******. We need templates for these dial patterns with options to add or edit numbers dynamically, without displaying them directly in the dial screen. It should intelligently detect the correct country based on smart input. Additionally: - Desktop versions (Windows/macOS) - Mobile versions (Android/iOS with publishing to Google Play and Apple Store) - Backup and restore functionality included. - 6 months of su...

    €131 Average bid
    €131 Povprečna ponudba
    69 ponudb

    I need a technician who knows FreeSWITCH inside-out to set up an automated voice-broadcasting system that will deliver a single marketing message to a list of contacts I will supply. The list arrives clean and ready for import, so your focus is the server build, dial-plan logic, and campaign workflow, not data cleansing or list generation. Here’s what I’m after: the call engine must pick numbers from my CSV, play one pre-recorded promotional message, handle basic call outcomes (live answer vs. voicemail) and generate a concise completion report with call status statistics. No per-recipient personalisation is required; the same audio goes to everyone, keeping the logic straightforward. I already have a VPS available; you are welcome to recommend tweaks to its specs if FreeSWIT...

    €394 Average bid
    €394 Povprečna ponudba
    25 ponudb

    I’m looking for a reliable partner to run a full-service customer support operation for three distinct sectors. The core assignment is to keep satisfaction high by resolving questions quickly and professionally across every contact channel my customers prefer. Scope of work • Channels: Inbound calls, outbound calls, and live chat support • Industries served: E-commerce, healthcare, and telecommunications You will supply the agents, telephony / chat software, quality monitoring, and regular performance reports (KPIs such as response time, first-call resolution, CSAT). I’ll provide product knowledge bases and escalation paths; you keep the lines staffed, ensure data security, and refine scripts as we learn. Please outline your team size, language capabilities, ...

    €10 / hr Average bid
    €10 / hr Povprečna ponudba
    27 ponudb

    My booking system already sends confirmation and reminder texts through Twilio, but when a customer replies they receive the default “number not configured” notice. I need the Twilio number properly configured so every incoming SMS is automatically forwarded to a single email inbox. Here is what I know so far: • Forwarding choice: I only want the replies delivered by email, not handled inside Twilio. • Email platform: it is an “other” provider (not Gmail or Outlook). I am unsure whether the service exposes an API. What I need from you: 1. Set up an inbound SMS webhook for the existing Twilio number. 2. Build a lightweight relay—Twilio Function, serverless script, or any secure method you prefer—that converts each incoming message (sender, b...

    €150 Average bid
    €150 Povprečna ponudba
    149 ponudb

    I need a self-driven appointment setter who can jump on the phone the moment an inquiry comes in, speak with business decision-makers, and secure a slot on our sales calendar. All leads are B2B and have shown interest in our physical product line, so your job is to qualify needs, highlight the right items, and confidently guide them to a meeting with one of our closers. Day to day you will: • Call fresh inbound prospects, introduce our brand, uncover pain points, and match them to the correct product solution. • Explain features, pricing, and availability in plain language that builds trust. • Log concise call notes and next steps in the CRM, then send the calendar link while you still have them engaged. • Run light follow-ups with warm leads to keep conversions ...

    €4 / hr Average bid
    €4 / hr Povprečna ponudba
    3 ponudb

    **PROJECT: AI Voice Companion Pipeline — + ElevenLabs + Twilio + Airtable + Claude API** --- **OVERVIEW** I am building an AI companion service that makes scheduled outbound phone calls to elderly users. The AI agent (already configured in ElevenLabs Conversational AI) conducts a 7-minute conversation, and the system then processes the transcript to extract memory and generate a wellbeing report. I need an experienced developer to build the full automation pipeline connecting all components. The AI agent and system prompt are already written. You are building the plumbing, not the intelligence. --- **TECH STACK** - ElevenLabs Conversational AI - Twilio (outbound UK phone calls) - Airtable (user profiles, call records, memory storage) - (all automation and orchestration) - ...

    €170 Average bid
    €170 Povprečna ponudba
    68 ponudb

    Vicidial is already live on our cloud server; what I need now is an on-site engineer in Hyderabad who can bridge it to a 32-port Dinstar GSM gateway sitting in our office. Your task is strictly configuration and testing—no fresh installs. Scope of work • Register the Dinstar gateway as a SIP trunk inside Vicidial, keeping a close eye on call-quality parameters and full compatibility with the gateway. • Analyse the current router, decide which ports must be opened, then set up forwarding so traffic reaches the cloud server cleanly. No predefined template exists, so you will determine the rules and apply them. • Run end-to-end test calls, troubleshooting the single audio problem we’ve seen so far: distorted sound. I expect clear audio on both legs before sign-off....

    €73 Average bid
    €73 Povprečna ponudba
    9 ponudb

    We are seeking a skilled and experienced VICIdial and VoIP engineer to set up a cloud-based call center solution. Current Setup: - A GSM/VoIP gateway (Dinstar). - No physical server at the moment. - Planning to purchase a suitable cloud-based Linux server (e.g., VPS) based on your recommendation. - AnyDesk access is available for remote configuration. Scope of Work: 1. Recommend the best cloud server provider and required specifications suitable for our needs. 2. Install and configure VICIdial and Asterisk on the cloud server. 3. Integrate the Dinstar gateway with the cloud server. 4. Provide detailed guidance on connecting the Dinstar gateway with our router/switch, including cable instructions. 5. Configure inbound and outbound calling. 6. Set up agent logins and ensure web access for ...

    €88 Average bid
    €88 Povprečna ponudba
    11 ponudb

    Hello, I hope you are doing well! We are looking for an experienced VICIdial and VoIP engineer to set up a complete cloud-based call center solution. Our Current Setup - We have a GSM/VoIP gateway (modem). - We do not have a physical server. - We plan to purchase a cloud-based Linux server (VPS), such as from "InterServer" or any provider you recommend. - We can provide "AnyDesk" access to our desktop so you can remotely configure the setup. Scope of Work 1. Recommend the best cloud server provider and required server specifications. 2. Install and configure VICIdial and Asterisk on the cloud server. 3. Integrate the Dinstar gateway with the cloud server. 4. Guide us on how to connect the Dinstar gateway to our router/switch and where each cable should be plugged ...

    €149 Average bid
    €149 Povprečna ponudba
    7 ponudb
    AI Tenant Screening Call Platform
    4 dni left
    Verificirano

    I need an AI-driven phone assistant that can answer incoming rental enquiries and guide each caller through a brief pre-screening conversation. During the call the system must reliably capture: personal details and contact information, rental history plus references, current employment with verifiable income, and the total number of prospective occupants. Once collected, the information should be transcribed, stored in a simple dashboard or pushed into our existing property-management CRM so my team can review applications at a glance. A concise summary of every call—ideally with sentiment or red-flag detection—should be emailed to us automatically. You are free to build from scratch or integrate services such as Twilio Voice, Dialogflow, Alexa Contact Center, or comparable...

    €516 Average bid
    €516 Povprečna ponudba
    67 ponudb
    AI Tenant Screening Call Platform
    4 dni left
    Verificirano

    I need an AI-driven phone assistant that can answer incoming rental enquiries and guide each caller through a brief pre-screening conversation. During the call the system must reliably capture: personal details and contact information, rental history plus references, current employment with verifiable income, and the total number of prospective occupants. Once collected, the information should be transcribed, stored in a simple dashboard or pushed into our existing property-management CRM so my team can review applications at a glance. A concise summary of every call—ideally with sentiment or red-flag detection—should be emailed to us automatically. You are free to build from scratch or integrate services such as Twilio Voice, Dialogflow, Alexa Contact Center, or comparable...

    €749 Average bid
    €749 Povprečna ponudba
    116 ponudb

    Vicidial is already live on our cloud server; what I need now is an on-site engineer in Hyderabad who can bridge it to a 32-port Dinstar GSM gateway sitting in our office. Your task is strictly configuration and testing—no fresh installs. Scope of work • Register the Dinstar gateway as a SIP trunk inside Vicidial, keeping a close eye on call-quality parameters and full compatibility with the gateway. • Analyse the current router, decide which ports must be opened, then set up forwarding so traffic reaches the cloud server cleanly. No predefined template exists, so you will determine the rules and apply them. • Run end-to-end test calls, troubleshooting the single audio problem we’ve seen so far: distorted sound. I expect clear audio on both legs before sign-off....

    €134 Average bid
    €134 Povprečna ponudba
    1 ponudb

    Hi, I’m looking to build an AI Calling Assistant for businesses. Main Goals: 1. Answer incoming calls automatically 2. Talk naturally like a human 3. Assist customers with FAQs and bookings 4. Upsell products/services during calls 5. Collect customer reviews after service 6. Transfer call to human agent if needed Features Required: - AI voice calling (inbound + outbound) - Natural conversational voice - Multi-language support (English + Indian languages preferred) - CRM integration - Call recording & transcripts - Appointment booking - Lead qualification - Upsell scripts during calls - Review collection via call/SMS/WhatsApp - Dashboard for analytics - WhatsApp/SMS follow-up automation - Ability to customize prompts/scripts Preferred Tech Stack: - OpenAI / GPT - Twilio / Ex...

    €227 Average bid
    €227 Povprečna ponudba
    34 ponudb
    Software Demo Appointment Setter
    3 dni left
    Verificirano

    I need someone who can consistently book live product demos with decision-makers in medium-sized enterprises across Eastern Time. You’ll be working from a vetted lead list I provide, reaching out through phone calls, personalized emails, and LinkedIn touchpoints to secure appointments that fit my calendar. Here’s what success looks like for me • Confirmed demo slots that the prospect has accepted on a calendar invite • Basic qualification completed, industry, team size, current solution, and pain point noted in the CRM • A short recap email sent to the prospect after each booking so they arrive prepared You’ll have my pitch deck, call scripts, and an up-to-date HubSpot instance to log activity. If you already use parallel dialers, email sequencing t...

    €139 Average bid
    €139 Povprečna ponudba
    60 ponudb

    I need a complete VoIP call-center setup that plugs seamlessly into my Bitrix24 account. The platform must handle 20 simultaneous users split between Sales and Customer Support while remaining easy for agents to learn and inexpensive to run. Key requirements • Tight Bitrix24 integration: click-to-call, screen-pops, automatic CRM logging, live dashboards and wallboards viewable inside Bitrix24 so supervisors can track queue metrics in real time. • Multilingual handling: English and Polish ready at launch, with the system structured so a third language can be added without major rework. • AI assistance: automatic call summarisation pushed to the CRM record after every interaction plus an inline quality-control engine that flags poor audio or network issues and scores ca...

    €6208 Average bid
    €6208 Povprečna ponudba
    71 ponudb

    I’m putting together an outbound calling operation focused exclusively on business-to-business sales. The core of the job is simple: reach the right decision-makers, pitch our offer confidently, and document every conversation. A call-recording capability is non-negotiable because I need to review interactions for quality control and training. If you already run with tools like Aircall, RingCentral, Five9, or a comparable VoIP stack that stores recordings securely, let me know; I’m open to whichever platform you prefer so long as recordings are easy for me to access and download. Here’s what I’m expecting you to handle: • Place outbound sales calls to a list of qualified businesses I’ll supply. • Log basic call outcomes (connected, voicemai...

    €368 Average bid
    €368 Povprečna ponudba
    17 ponudb
    Complete PBX.im Setup Needed
    10 ur left
    Verificirano

    I need a seasoned VoIP specialist to take my deployment from zero to fully operational. I will not be supplying configuration files, trunks, numbers, or even the initial account—everything has to be sourced, built, and verified by you. The finished system must speak SIP end-to-end so that soft-phones, desk phones, or mobile clients can register and place calls immediately after hand-over. I expect you to: • Create or configure the account, secure it, and document all access credentials. • Provision at least one SIP trunk or equivalent solution so the platform can dial in and out of the public network. • Set up a clean dial plan with working inbound and outbound routes and test calls in both directions. • Provide two sample SIP extensions (one desktop, on...

    €90 Average bid
    €90 Povprečna ponudba
    28 ponudb
    Urgent 3CX USA SIP Trunk
    8 ur left
    Verificirano

    I need a working U.S.–based SIP trunk that plugs straight into my existing 3CX PBX, and I need it online immediately. This is for a live business system, so downtime is not an option. Here’s what I am expecting from you: • Provide a fully-provisioned SIP route (inbound and outbound) that registers successfully with 3CX and passes test calls. • Supply clear configuration details—host, authentication, codecs supported, 911 compliance, and any DID options—so I can import them quickly. • Hand over written step-by-step instructions or a short screen-share session for final cut-over. Please respond only if you can deliver right away. Include a detailed proposal outlining the solution you will supply, how you will integrate with 3CX, and your est...

    €84 Average bid
    €84 Povprečna ponudba
    47 ponudb

    Multilingual Voice Recording Project – Code-Switching Conversations Project Name: BV Project Type: Remote | Ongoing (Limited Slots per Locale) Project Overview Project BV is a multilingual speech data collection initiative designed to enhance Automatic Speech Recognition (ASR) systems for high-value multilingual call center scenarios, including financial services, healthcare, and telecommunications. The project focuses on collecting natural code-switching conversational audio, where speakers alternate between two languages within a single conversational turn. Scripts will be provided; however, natural delivery, fluency, and context-appropriate language switching are essential. Language Requirements Primary Language (Native level – one required): Finnish (fi-FI) ...

    €108 Average bid
    €108 Povprečna ponudba
    6 ponudb

    Multilingual Voice Recording Project – Code-Switching Conversations Project Name: BV Project Type: Remote | Ongoing (Limited Slots per Locale) Project Overview Project BV is a multilingual speech data collection initiative designed to enhance Automatic Speech Recognition (ASR) systems for high-value multilingual call center scenarios, including financial services, healthcare, and telecommunications. The project focuses on collecting natural code-switching conversational audio, where speakers alternate between two languages within a single conversational turn. Scripts will be provided; however, natural delivery, fluency, and context-appropriate language switching are essential. Language Requirements Primary Language (Native level – one required): Swedish (sv-SE) ...

    €92 Average bid
    €92 Povprečna ponudba
    4 ponudb

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