#freeswitch

Accelerate your telecom projects with Inextrix's experienced VoIP developers. Our experts specialize in FreeSWITCH, Asterisk, WebRTC, OpenSIPS, and Kamailio, delivering scalable, secure, and high-performance communication solutions.

✔ 15+ Years of VoIP & Telecom Development Experience ✔ 2500+ Successful Global Project Deliveries ✔ Dedicated VoIP Developers with Proven Expertise ✔ Rapid Development & Faster Time-to-Market ✔ Cost-Effective Alternative to In-House Teams ✔ Expertise in Asterisk, FreeSWITCH, OpenSIPS, Kamailio & WebRTC

📈 Looking for Skilled VoIP Developers? Hire dedicated VoIP experts and bring your telecom solutions to market faster with a trusted development partner.

Many VoIP platforms perform well under current traffic loads but struggle when call volumes suddenly increase. Scaling challenges can lead to downtime, poor call quality, and lost revenue.

Learn how telecom operators, ITSPs, and VoIP startups can prepare for 3× growth with scalable FreeSWITCH, OpenSIPS, custom VoIP solutions, and high-availability infrastructure designed for future expansion.

VoIP providers face challenges like revenue leakage, billing errors, fraud, real-time charging, and multi-tenant management. ASTPP helps overcome these issues with automated billing, real-time rating, fraud detection, invoicing, and scalable telecom management tools.

Learn how ASTPP improves billing accuracy, protects revenue, and streamlines telecom operations for service providers and resellers.

ASTPP Founder & Support Team will be in Ulaanbaatar, Mongolia from June 8–11, 2026, meeting with telecom operators, VoIP providers, ISPs, and business leaders to discuss carrier-grade VoIP billing, routing, and telecom growth strategies.

If your business is experiencing revenue leakage, routing inefficiencies, or you're outgrowing your current billing platform — let's talk.

Date:  June 8–11,2026

Location: Ulaanbaatar, Mongolia.

FreeSWITCH is a powerful open-source communication platform, but many businesses only use a fraction of its capabilities. From custom dialplan development and SBC configuration to high-availability clustering and advanced codec handling, expert FreeSWITCH developers can help you build a reliable, scalable, and production-ready VoIP solution.

Discover how specialized FreeSWITCH development services can optimize performance, enhance call routing, improve security, and support complex telecom requirements for your business.

Unlock the full power of FreeSWITCH for your business. Connect with our experts today!

Meet our telecom experts to discuss VoIP platform development, FreeSWITCH & OpenSIPS customization, scalability engineering, performance optimization, troubleshooting, and dedicated telecom engineering support.

Whether you're facing platform instability, scaling challenges, or looking to accelerate telecom innovation, our team is ready to help you build, optimize, and grow.

Date: June 8–11, 2026.

Location: Ulaanbaatar, Mongolia.

We built our VoIP platform in-house. Now it’s unstable and customers are leaving.

We hear this constantly — and it usually comes down to the same 5 mistakes:

Treating VoIP like a web app

Underestimating FreeSWITCH complexity

Ignoring scalability early

Relying on one engineer

Prioritizing speed over stability

VoIP technical debt always surfaces eventually — usually during peak traffic and failed calls.

By the time companies fix it, the cost is often far higher than building it right from day one.

We help ITSPs, CPaaS providers, and SaaS platforms build scalable, production-ready VoIP infrastructure.

20,000+ businesses across 95 countries rely on ASTPP for advanced VoIP billing and telecom management.

Power your telecom business with an open-source VoIP billing platform built for scalability, automation, and global connectivity.