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Category

VoIP & Telecom

Carrier-minded voice engineering across SIP proxies, media servers, SBCs, PBX, diallers, WebRTC, and interconnects—with routing, monitoring, and operational handover.

VoIP Infrastructure

End-to-end voice platform design: signaling, media, edge, and operational tooling for production telephony.

  • SIP
  • RTP/SRTP
  • OpenSIPS
  • Kamailio
  • FreeSWITCH

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SIP Infrastructure

Reliable SIP signaling layers—proxies, registrars, load distribution, and session control for voice networks.

  • SIP
  • OpenSIPS
  • Kamailio
  • Homer
  • sngrep

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SIP Trunking

Primary and failover SIP trunks with codec policy, fraud controls, and quality monitoring.

  • SIP
  • SBC
  • SRTP
  • TLS
  • FreeSWITCH

From $2,499

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Asterisk

Asterisk PBX and media-server engineering for extensions, dialplans, queues, and integrations.

  • Asterisk
  • PJSIP
  • ARI
  • AMI
  • FreePBX

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FreeSWITCH

FreeSWITCH media-server engineering for conferencing, gateways, IVR, and scalable voice applications.

  • FreeSWITCH
  • ESL
  • SIP
  • WebRTC
  • RTPengine

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OpenSIPS

OpenSIPS SIP proxy engineering for routing, load balancing, and carrier-grade signaling control.

  • OpenSIPS
  • SIP
  • RTPengine
  • FreeSWITCH
  • MySQL/PostgreSQL

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Kamailio

Kamailio SIP server engineering for scalable routing, security modules, and interconnect control.

  • Kamailio
  • SIP
  • RTPengine
  • FreeSWITCH
  • Homer

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PBX Systems

Business PBX deployments with extensions, queues, IVR, recordings, and softphone readiness.

  • Asterisk
  • FreePBX
  • FusionPBX
  • FreeSWITCH
  • 3CX

From $4,499

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Softswitch

Routing, peering, CDR, and operational foundations for wholesale and retail voice softswitches.

  • Kamailio
  • OpenSIPS
  • FreeSWITCH
  • RTPengine
  • SIP

From $2,999

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Dialler Platforms

Predictive and progressive diallers with pacing, AMD policies, agent UI integration, and reporting.

  • VICIdial
  • Asterisk
  • SIP
  • CRM APIs
  • Webhooks

From $9,999

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VICIdial

VICIdial installation, campaign engineering, agent workflows, and CRM-connected contact-center ops.

  • VICIdial
  • Asterisk
  • SIP
  • MySQL
  • Apache

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FusionPBX

Multi-tenant FusionPBX on FreeSWITCH for hosted PBX, domains, and operator-friendly admin UIs.

  • FusionPBX
  • FreeSWITCH
  • SIP
  • PostgreSQL
  • Nginx

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WebRTC Voice

Browser and app WebRTC voice paths with SIP gateways, TURN/STUN, and media quality controls.

  • WebRTC
  • FreeSWITCH
  • SIP.js / JsSIP
  • TURN/STUN
  • SRTP

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IVR Design & Build

IVR trees, prompts, DTMF/speech flows, and queue handoff that reduce misroutes and caller friction.

  • FreeSWITCH
  • Asterisk
  • VXML/CCXML where used
  • TTS/STT APIs
  • SIP

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Call Routing

Policy-driven call routing across queues, skills, time-of-day, and platform boundaries.

  • OpenSIPS
  • Kamailio
  • FreeSWITCH
  • Asterisk
  • VICIdial

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Session Border Controllers

SBC edge design for topology hiding, SIP normalization, security, and interconnect mediation.

  • Commercial SBC platforms
  • Kamailio
  • OpenSIPS
  • RTPengine
  • TLS/SRTP

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Carrier Integration

Technical onboarding of carrier interconnects—SIP profiles, testing, failover, and ops handoff.

  • SIP
  • SBC
  • OpenSIPS
  • Kamailio
  • FreeSWITCH

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DID Management

DID inventory, routing maps, porting coordination support, and number lifecycle hygiene.

  • SIP
  • PBX platforms
  • Softswitch routing DBs
  • Carrier portals
  • APIs

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Call Recording

Call recording architecture with storage, retention, access control, and playback workflows.

  • FreeSWITCH
  • Asterisk
  • VICIdial
  • Object storage
  • SFTP/NAS

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Call Centre Infrastructure

Contact-center platform foundations: agents, queues, trunks, recording, and supervisor tooling.

  • VICIdial
  • Asterisk
  • FreeSWITCH
  • WebRTC
  • SIP trunks

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Voice Routing

Carrier and quality-aware voice routing—LCR patterns, route sets, and failover across interconnects.

  • OpenSIPS
  • Kamailio
  • Softswitch DBs
  • SIP
  • CDR analytics

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VoIP Monitoring

SIP/RTP observability—metrics, tracing, alerting, and dashboards operators can trust.

  • Prometheus
  • Grafana
  • Homer
  • sngrep
  • OpenSIPS/Kamailio stats

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VoIP Fraud Prevention

Practical fraud controls for SIP edges—rate limits, destination filters, anomaly alerts, and response playbooks.

  • SBC policy
  • OpenSIPS/Kamailio security modules
  • CDR analytics
  • Fail2ban/pattern blocks
  • Grafana alerts

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STIR/SHAKEN

STIR/SHAKEN signing and verification paths for attested calling identity on SIP networks.

  • STIR/SHAKEN
  • SIP Identity
  • OpenSIPS/Kamailio modules
  • SBC features
  • PKI/certificates

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Telecom API Integration

APIs and webhooks that connect voice platforms to CRM, billing, provisioning, and custom apps.

  • REST/webhooks
  • ARI/ESL
  • CRM APIs
  • Queues
  • OAuth/API keys

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