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FreeSWITCH & Asterisk Development Services for VoIP Providers

Advanced, reliable and secure VoIP communication for businesses.

FreeSwitch / Asterisk Development
Freeswitch

Build Reliable, Scalable & Feature-Rich VoIP Platforms with Our Expertise

At Rirabh, we specialize in custom FreeSWITCH and Asterisk development services to empower VoIP service providers, enterprises, and telecom operators with tailor-made communication solutions. Whether you’re looking to deploy a Class 4/5 Softswitch, build a Cloud PBX, launch a Call Center Solution, or integrate WebRTC and SIP Trunking, our team brings years of experience in open-source VoIP platforms to deliver scalable, secure, and high-performing systems.

Who Can Benefit?

  • VoIP Providers & ITSPs (Wholesale & Retail).
  • Enterprises needing unified communication systems.
  • Contact Centers & BPOs looking for advanced call management.
  • Telecom Carriers requiring high-volume switching.
  • Startups & SaaS Providers launching communication platforms.

Why FreeSWITCH & Asterisk?

Both FreeSWITCH and Asterisk are the most popular open-source telephony engines, widely used across the globe for building next-generation VoIP and UC (Unified Communications) platforms.

  • Asterisk: Ideal for PBX, IVR, call centers, conferencing, and SMB VoIP solutions.
  • FreeSWITCH: Highly scalable, designed for high-volume Class 4 switching, video conferencing, CPaaS, and large carrier-grade deployments.

We leverage the strengths of both platforms to build custom VoIP applications that match your business needs.

Benefits of Our FreeSWITCH / Asterisk Development

  • Tailor-made VoIP solutions to match your business workflows.
  • Carrier-grade scalability for both wholesale & retail operations.
  • Lower total cost of ownership (TCO) using open-source platforms.
  • Future-ready architecture with cloud, WebRTC & SIP innovations.
  • End-to-end delivery – from design & development to deployment & support.

Our FreeSWITCH / Asterisk Development Services

Whether you need a custom PBX, Class 4/5 Softswitch, CPaaS platform, or WebRTC-enabled collaboration tool, we help you harness the power of FreeSWITCH and Asterisk to achieve your business goals.

Class 5 Softswitch Custom PBX Development

  • Feature-rich IP PBX systems with extensions, voicemail, IVR, call forwarding, and conferencing.
  • Multi-tenant PBX for VoIP providers.
  • Web & mobile access for remote teams.

Class 5 Softswitch Class 4 & Class 5 Softswitch

  • Class 4: High-capacity wholesale VoIP routing, LCR, codec transcoding.
  • Class 5: Retail VoIP, calling cards, residential/business telephony.
  • Advanced billing & monitoring integration.

Class 5 Softswitch SIP Trunking & Interconnect

  • Carrier-grade SIP trunk integration.
  • Secure & optimized interconnects with Tier 1 carriers.
  • Traffic routing, load balancing & failover solutions.

Class 5 Softswitch IVR & Call Center Applications

  • Intelligent IVR (multi-level, speech-enabled).
  • Real-time monitoring, reporting, and call analytics.
  • Call recording, whisper, barge-in, and supervisor dashboards.

Class 5 Softswitch WebRTC & Video Conferencing

  • Secure WebRTC integration for browser-based calling.
  • One-to-one and multi-party video conferencing platforms.
  • Screen sharing, recording, and collaboration tools.

Class 5 Softswitch API & CRM Integrations

  • Seamless integration with CRMs (Salesforce, Zoho, HubSpot).
  • REST, SOAP, and custom APIs for third-party apps.
  • CTI integrations for sales & support teams.

Class 5 Softswitch Billing & OSS/BSS Solutions

  • Prepaid & postpaid billing modules.
  • Integration with open-source billing (ASTPP, A2Billing, Magnus).
  • CDR generation, LCR, routing policies, and fraud detection.

Class 5 Softswitch Security & High Availability

  • TLS/SRTP encryption for secure communications.
  • Redundancy, load balancing, and disaster recovery setup.
  • Fraud prevention & intrusion detection mechanisms.

Class 5 Softswitch Migration & Support Services

  • Migration from legacy systems to FreeSWITCH / Asterisk.
  • System upgrades, performance tuning & clustering.
  • 24/7 managed support & monitoring.

Let’s get started - fill out the form, and our team will connect with you soon.

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