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.

From 16,073 reviews, clients rate our Asterisk PBX Developers 4.84 out of 5 stars.
Hire 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.

From 16,073 reviews, clients rate our Asterisk PBX Developers 4.84 out of 5 stars.
Hire Asterisk PBX Developers

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    7 jobs found

    I am looking for a fully-hosted, web-based dialer that my 15-seat team in Pakistan can start using right away. The platform must bill on a simple monthly plan—no per-minute surprises—and show a genuine Pakistani caller ID on every outbound call as well as on any SMS we send. Core needs include live monitoring, whisper/barge, and automatic call recording with easy playback so I can keep an ear on quality. An integrated messaging module is equally important because many of our prospects prefer a quick text before or after a call. Auto-dial, power-dial, or manual mode all work for me as long as agents can toggle between them without logging out. What I will not consider is anything based on Eyebeam or Vicidial, so please confirm you are offering a different stack. We plan to pl...

    $129 Average bid
    $129 Avg Bid
    84 bids
    VoIP System Setup
    5 days left
    Verified

    I run an Australian after-hours support service and need a seasoned VoIP engineer to design, configure and fully automate our new cloud telephony environment. What I need the system to do Our operation supports 30+ client organisations, each with its own Australian DID. After business hours every call must be routed automatically to our overseas team, so rock-solid automated call forwarding and routing is the number-one priority. The platform also has to cover call recording, voicemail, SMS escalation through ClickSend, real-time activity reporting and the flexibility to scale as we add new clients. Tech landscape I am open to any robust solution—3CX, Twilio, a SIP-based cloud PBX or a hybrid you recommend—provided it delivers reliability, security and straightforward rem...

    $333 Average bid
    $333 Avg Bid
    74 bids

    I want to replace a traditional receptionist with an AI-driven solution that can both answer incoming calls and automatically return any missed calls on my South African business line. Callers must be able to speak naturally or use their phone keypad, and the system should respond on its own without having to hand the call to a human operator. Here is what I need built and handed over: • A cloud or on-prem setup that connects to my existing South African number, answers 24/7 and places callback attempts when we miss a call. • Conversational logic that recognises voice and DTMF input, then speaks back clearly—preferably through a flexible text-to-speech engine so I can update scripts myself. • Secure storage of call recordings, transcripts and basic analytics so ...

    $474 Average bid
    $474 Avg Bid
    191 bids

    I want to deploy a voice agent that can answer and place phone calls just like a live rep, gathering the caller’s details, understanding the intent of the request, and supplying clear answers in real time. The primary goal is customer support, so every part of the flow—from the greeting to the wrap-up—should feel helpful, polite, and human. Core expectations • Natural-sounding speech recognition and TTS • Intent detection for common support questions, with an easy way for me to extend the dialog later • Ability to handle both inbound and outbound calls on the same number • Real-time call logging plus a transcript or audio archive I can download • Webhook or REST hooks so I can tie the conversation data into my CRM when I’m ready Deliverabl...

    $441 Average bid
    $441 Avg Bid
    217 bids

    I’m planning an Android-only chat product whose sole purpose is secure, high-quality voice calling. Before I start coding, I want an experienced real-time communications engineer to walk me through the best technical approach and help me avoid common pitfalls. In a single consultation session (up to 90 minutes) followed by a short written brief, I’d like you to cover: • The overall call flow: signalling, NAT traversal, TURN/STUN servers, and how everything fits together on Android. • Which SDKs or libraries (e.g., WebRTC, liblinphone, or other proven stacks) make the most sense for voice-only traffic. • A step-by-step blueprint for implementing true end-to-end encryption on the audio stream—key exchange, SRTP, Double Ratchet or similar—and how t...

    $8 / hr Average bid
    $8 / hr Avg Bid
    23 bids

    I need hands-on help finalising the configuration of our Linux-based industrial gateways that sit on board commercial vessels. The gateways are already built into our monitoring platform; the job is about tightening up their field readiness rather than starting anything from scratch. The immediate milestone is remote commissioning. Over the next four weeks I want each new unit to boot, establish a secure MQTT link, pull its TLS certs, and start streaming CAN/J1939 and NMEA data to our cloud broker without manual intervention. If you have brought similar hardware online before, you know how valuable clear-cut configs and repeatable scripts are to installers working at sea. Key areas we will tackle together • MQTT broker connection details, authentication and automated cert renewal ...

    $191 Average bid
    $191 Avg Bid
    81 bids

    I am building a conversational AI that can serve customers through voice, not just text. The assistant must act as a full-service front line, able to: • Answer our most common FAQs with friendly, accurate responses • Handle complaints empathetically and log them with proper categorisation and escalation tags • Guide callers through order placement, status checks, and basic modifications, then push the data into our existing order-management API Fluency in both English and key Indian languages is essential so every caller receives the same high-quality experience. Natural, human-sounding speech synthesis and rapid intent recognition are priorities; dead air or obvious “bot pauses” are deal-breakers. I will supply current FAQ content, complaint workflows, ...

    $1990 Average bid
    $1990 Avg Bid
    58 bids

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